66 Results for Linux Administrator Jobs in Usa

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Systems Administrator

Jacksonville, FL
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are seeking a Systems Administrator to support and maintain enterprise Windows server environments, Active Directory, Microsoft 365, virtualization platforms, and core IT infrastructure. This role is responsible for system reliability, security, patch management, and user support.Responsibilities<ul><li>Administer Windows Servers and Active Directory.</li><li>Manage Microsoft 365, Exchange Online, and Entra ID.</li><li>Support VMware or Hyper-V environments.</li><li>Perform system upgrades, patching, and maintenance.</li><li>Monitor infrastructure performance and availability.</li><li>Troubleshoot server, storage, and application issues.</li><li>Maintain backups and disaster recovery processes.</li><li>Document systems and operational procedures.</li></ul>
2026-10-09T00:00:00Z

Systems Administrator

Sugar Land, TX
onsite
Permanent / Full Time
120000 - 140000 USD / Yearly
We are seeking a Systems Administrator with experience managing enterprise infrastructure and leading cloud migration initiatives. This role will support on-premises and cloud environments while helping drive modernization efforts across the organization.Responsibilities<ul><li>Administer Windows Server, Active Directory, Citrix, Exchange 2019, Exchange Online, file servers, and remote access solutions.</li><li>Support and maintain hybrid cloud environments.</li><li>Lead infrastructure and cloud migration projects from planning through implementation.</li><li>Develop and maintain disaster recovery and business continuity processes.</li><li>Perform system upgrades, patching, maintenance, and security remediation.</li><li>Monitor system performance, availability, and compliance.</li><li>Coordinate with vendors and internal IT teams to deliver infrastructure projects.</li><li>Provide occasional on-call support.</li></ul>
2026-10-05T00:00:00Z

Systems Administrator

Santa Monica, CA
onsite
Permanent / Full Time
110000 - 140000 USD / Yearly
SCADA Systems Analyst OverviewA well-established public sector organization serving a large and dynamic community is seeking a SCADA Systems Analyst to support critical infrastructure operations. Based in Los Angeles, CA, this organization is dedicated to delivering reliable utility and operational services through innovative technology solutions. The team values collaboration, continuous improvement, and the effective use of automation and control systems to enhance service delivery. The SCADA Systems Analyst is responsible for the design, implementation, maintenance, and optimization of Supervisory Control and Data Acquisition (SCADA) and industrial control systems that support essential utility operations. This role plays a key part in ensuring system reliability, operational efficiency, and data integrity while partnering with internal stakeholders, vendors, and consultants. The position supports mission-critical infrastructure and contributes to long-term technology and automation initiatives. Key Responsibilities<ul><li>Design, implement, configure, and maintain SCADA, DCS, HMI, and related control system applications.</li><li>Provide technical support, troubleshooting, and administration for industrial automation systems and associated hardware.</li><li>Develop, maintain, and optimize reports, queries, dashboards, and operational data solutions.</li><li>Program, troubleshoot, and support PLCs, control modules, instrumentation, and network-connected equipment.</li><li>Assist in designing and maintaining networks that support industrial control and automation environments.</li><li>Manage system upgrades, enhancements, migrations, and integration projects from planning through implementation.</li><li>Create and maintain technical documentation, diagrams, schematics, system configurations, and operational procedures.</li><li>Collaborate with vendors, consultants, and internal teams to support new installations, upgrades, and maintenance activities.</li><li>Support contract administration, procurement activities, technology evaluations, and budget planning related to control systems.</li><li>Deliver end-user training and provide ongoing technical guidance to operational and maintenance teams.</li></ul>Additional Details<ul><li>Work Model: Hybrid schedule with three on-site days per week (Tuesday, Wednesday, and Thursday)</li><li>Participation in a rotating on-call schedule supporting critical systems that operate 24/7 (approximately two times per month)</li><li>Position involves both office-based work and support of operational environments</li><li>Occasional physical activity may be required, including bending, kneeling, reaching, and working in confined spaces</li></ul>Compensation & Benefits<ul><li>Competitive salary ranging from $110,000 to $137,000 annually</li><li>Additional on-call compensation equal to 8% of the employee’s hourly rate during scheduled on-call assignments</li><li>Comprehensive benefits package, including healthcare, retirement, and paid time off</li><li>Opportunities for professional development and technical training</li><li>Stable, mission-driven work environment with long-term career growth potential</li></ul>
2026-09-23T00:00:00Z

Network/Systems Administrator

Chicago, IL
onsite
Temporary / Contract
42 - 55 USD / Hourly
We are looking for a Network/Systems Administrator to provide onsite support for core infrastructure operations in Chicago, Illinois. This Long-term Contract position focuses on keeping server, virtualization, storage, and network environments stable, secure, and well maintained while partnering with technical teams to resolve issues efficiently. The ideal candidate brings practical experience across VMware, Cisco networking, enterprise storage, and physical cabling, along with a dependable, hands-on approach to day-to-day infrastructure support. Responsibilities: • Manage virtual infrastructure by supporting VMware hosts, clusters, virtual machines, and associated platform components. • Track system health, investigate performance concerns, and carry out scheduled maintenance such as patching, upgrades, backups, and operational checks. • Provide administration for enterprise storage platforms, including monitoring utilization, addressing connectivity issues, and assisting with performance tuning. • Configure and troubleshoot Cisco network equipment, including switch ports, VLAN assignments, and general LAN connectivity. • Install and maintain copper and fiber cabling by tracing lines, labeling connections, organizing runs, and resolving physical network issues. • Perform hardware deployment tasks such as rack installation, equipment replacement, and upkeep of server rooms or network closets. • Diagnose infrastructure problems affecting servers, storage, network services, and user connectivity, escalating complex issues when needed. • Keep technical records current by updating diagrams, asset inventories, procedural documentation, and change history. • Follow established security standards, operational procedures, and change-control practices while coordinating with infrastructure, security, application, and support teams.
2026-10-07T00:00:00Z

Network Administrator

Somerville, MA
onsite
Temporary / Contract
47.5 - 55 USD / Hourly
We are looking for a Network Administrator to join a collaborative IT team in Somerville, Massachusetts, supporting a growing organization in the waste and environmental services industry. This Contract position focuses on maintaining and improving enterprise network operations across multiple sites while contributing to infrastructure expansion and technology consistency. The role offers the opportunity to work hands-on with core networking systems, cloud-connected environments, and site-based IT initiatives in a fully onsite setting. Responsibilities: • Manage day-to-day operation of enterprise networking systems, including firewalls, VPN connections, routers, switches, and wireless environments. • Diagnose and resolve network performance, access, and security-related issues to maintain stable business operations. • Contribute to the IT integration of newly acquired locations by deploying standardized infrastructure and equipment. • Coordinate and execute network refreshes, office technology rollouts, and infrastructure improvement projects across multiple sites. • Provide administrative support for VMware, Microsoft 365, and other cloud-enabled platforms connected to the network environment. • Act as a higher-level technical resource for Help Desk staff and provide guidance to less experienced team members. • Track network health, maintain accurate technical documentation, and recommend enhancements that strengthen uptime and protection. • Partner with IT leadership to support broader technology initiatives and identify opportunities to improve operational efficiency.
2026-10-02T00:00:00Z

Network Administrator

Somerville, MA
onsite
Temporary / Contract
43.5385 - 50.413 USD / Hourly
We are looking for a Network Administrator to join a collaborative IT team in Somerville, Massachusetts and help maintain a stable, secure, and scalable technology environment. This Long-term Contract position focuses on supporting enterprise networking across multiple locations while contributing to infrastructure modernization, office expansions, and integration efforts tied to business growth. The role is well suited for someone who enjoys hands-on technical work, cross-functional collaboration, and continuous improvement across network and cloud-connected systems. Responsibilities: • Manage day-to-day operations of enterprise networking systems, including firewalls, VPN connections, switching, routing, and wireless environments. • Diagnose and resolve issues affecting network availability, remote access, connectivity, and overall security posture. • Contribute to the integration of newly added sites by deploying standardized infrastructure and aligning equipment with company technology standards. • Coordinate and execute infrastructure enhancement initiatives such as network refreshes, office technology setups, and site buildout activities. • Provide technical support for related platforms, including VMware, Microsoft 365, and other cloud-based services connected to the network environment. • Act as a higher-level resource for service desk staff by handling escalated technical concerns and offering guidance to less experienced team members. • Keep technical documentation current, track network health, and recommend changes that strengthen performance, resilience, and protection. • Partner with IT leadership and internal stakeholders to advance operational improvements and support longer-term technology planning.
2026-10-08T00:00:00Z

Network Administrator

Chattanooga, TN
onsite
Temporary / Contract
32 - 36 USD / Hourly
Robert Half is seeking an experienced Network Operations Lead for an exciting opportunity with our client. This position will serve as a senior technical resource responsible for the stability, performance, security, and ongoing optimization of the client's enterprise network environment.The Network Operations Lead will provide subject matter expertise across LAN, WAN, wireless, routing, switching, SD-WAN, firewalls, and network security. This is a hands-on role that will be responsible for network deployments, troubleshooting, infrastructure upgrades, vendor coordination, and supporting critical network initiatives. Key Responsibilities<ul><li>Serve as the primary networking subject matter expert for infrastructure initiatives and projects.</li><li>Plan, design, deploy, configure, maintain, and optimize enterprise LAN, WAN, wireless, and SD-WAN environments.</li><li>Configure and support routers, switches, firewalls, wireless infrastructure, and related network equipment.</li><li>Lead new network build-outs, infrastructure refreshes, equipment replacements, and network cabling initiatives.</li><li>Monitor network performance and availability, troubleshoot complex issues, identify performance trends, and provide network performance reporting.</li><li>Configure and troubleshoot routing protocols and technologies including OSPF, VRFs, IPsec, VPLS, and other enterprise networking technologies.</li><li>Manage and maintain network security solutions, including firewall policies, zones, access controls, and security configurations.</li><li>Perform network asset management, maintaining accurate inventories, technical documentation, diagrams, and equipment specifications.</li><li>Install and upgrade network hardware and software while ensuring changes are completed according to established schedules and procedures.</li><li>Coordinate with third-party network and technology vendors for installations, troubleshooting, maintenance, and equipment procurement.</li><li>Collaborate with end users and internal IT teams to understand network requirements and develop appropriate technical solutions.</li><li>Participate in infrastructure projects, technical meetings, and network planning sessions.</li><li>Develop and maintain network operations procedures, standards, diagrams, and technical documentation.</li><li>Ensure network operations align with industry security best practices and applicable regulatory requirements.</li><li>Troubleshoot complex network hardware and software issues and implement effective solutions with minimal disruption to business operations.</li><li>Manage multiple concurrent projects, priorities, and deliverables in a fast-paced environment.</li><li>Provide technical guidance and expertise to other members of the IT organization as needed.</li><li>Participate in after-hours or weekend maintenance activities when required to minimize network downtime.</li></ul>
2026-10-08T00:00:00Z

Network Administrator

Fort Lauderdale, FL
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for a skilled and proactive Network Administrator to oversee and enhance our network systems in Fort Lauderdale, Florida. In this role, you will play a critical part in ensuring the stability, security, and efficiency of our wired and wireless infrastructure, as well as firewall technologies. This is a long-term contract opportunity, ideal for professionals eager to collaborate across teams and maintain high standards of network reliability. Responsibilities:• Configure, manage, and troubleshoot network devices such as routers, switches, firewalls, and wireless access points.• Administer and support firewall solutions, including platforms like Palo Alto Networks and Cisco, ensuring connectivity and security.• Monitor and maintain VPN tunnels, remote access systems, and site-to-site connections to guarantee seamless operations.• Assist in deploying, analyzing, and improving wired and wireless network infrastructure for optimal performance.• Collaborate with Deskside Support, Server Administration, and Information Security teams to align IT operations and resolve issues.• Uphold compliance with security protocols and regulatory standards by monitoring and maintaining network configurations.• Document network setups, updates, incident responses, and inventory records to ensure transparency and accuracy.• Provide Tier 2 support for network-related challenges, escalating more complex issues when necessary.• Participate in IT change management processes to ensure smooth transitions and upgrades.• Follow service management best practices related to incidents, problems, and change management processes.
2026-09-21T00:00:00Z

Network Administrator

Savannah, GA
onsite
Permanent / Full Time
0 - 0 USD / Yearly
We are looking for a Network Administrator to help ensure the reliability, security, and performance of our technology environment in Savannah, Georgia. This role supports day-to-day network operations, resolves advanced technical issues, and keeps critical infrastructure running efficiently. The ideal candidate brings strong troubleshooting ability, practical experience with enterprise networking equipment, and a proactive approach to maintaining secure and stable systems. Responsibilities: • Resolve advanced network incidents that are escalated beyond the initial support level, identifying root causes and restoring service in a timely manner. • Deploy, configure, maintain, and improve core networking equipment, including routers, switches, firewalls, and wireless devices. • Track network health and usage patterns through monitoring and diagnostic tools to identify issues, trends, and opportunities for improvement. • Carry out software, firmware, and configuration updates to maintain system performance, reliability, and security. • Support network security efforts by applying patches, managing user and device access, and following established compliance standards. • Administer IP addressing, subnet design, and related network configuration settings across the environment. • Investigate and resolve connectivity, hardware, and performance problems affecting local and broader network operations. • Create and maintain clear technical documentation covering configurations, troubleshooting processes, and issue resolution details. • Communicate technical findings, recommendations, and solutions effectively to both technical colleagues and non-technical users.
2026-09-30T00:00:00Z

IT Administrator

Portland, OR
onsite
Temporary / Contract
32 - 35 USD / Hourly
Robert Half is seeking an IT Infrastructure Administrator II to support an educational organization based in Portland, OR. This role involves maintaining and supporting their technology infrastructure, including network systems, servers, data center operations, and major business applications. The position is onsite that is 6-12 months contract with a potential opportunity to extend/convert. Apply today! Duration: 6-12 months to start Location: 100% Onsite in Portland, ORSchedule: 8:00 am-5:00 pm, Monday - Friday Job Responsibilities <ul><li>Maintain, troubleshoot, and upgrade network, server, storage, telecommunications, audio/visual (A/V), and infrastructure systems across multiple district locations to ensure reliable and efficient operations.</li><li>Respond to system outages, infrastructure-related service requests, and support incidents, escalating issues as needed to ensure timely resolution. Administer and support Windows and Linux operating systems, virtualization platforms, network infrastructure, security systems, backup solutions, and access management technologies.</li><li>Provide technical guidance, mentoring, and escalation support to team members while assisting with the resolution of complex technical issues. </li></ul>
2026-10-08T00:00:00Z

Linux / Network Systems Support Administrator - PERM FTE

Ames, IA
onsite
Permanent / Full Time
75000 - 100000 USD / Yearly
Linux & Network Systems Support Administrator / Systems Support Analyst / Linux Support AdministratorLOCATION: AMES, IOWA ONSITE TARGET SALARY: $100K PLUS BONUS, might go higher for the right candidate. • A skilled Systems Support Analyst / Linux Support Administrator to join our team and play a critical role in maintaining and supporting our IT infrastructure. Be responsible for providing technical support for: Linux, & Networking experience, Servers, workstations, networks, and scale computers while also administering O365 and AWS Organizational Units (OUs). Systems Support Analyst / Linux Support Administrator will have a strong background in IT support, Linux and networking are MUST HAVES, system administration, and troubleshooting across multiple platforms. This role will involve working closely with internal teams and external clients to ensure smooth operations, timely issue resolution, and optimal system performance. If you're looking for an opportunity to apply your technical expertise in a dynamic, fast-paced environment, this role is for you & APPLY for an interview this week!**** To be considered for an IMMEDIATE Interview, contact / Email directly Carrie Danger, Robert Half Technology / SVP Permanent Placement and apply to this position! ****Key Responsibilities • Provide phone and email support to external clients, troubleshooting IT issues efficiently. • Administer CLOUD & ON-PREM Linux instances to ensure system stability. • Assist with network troubleshooting and configuration, ensuring high availability & minimal downtime. • Configure and manage firewalls, ensuring network security • Install, configure, and troubleshoot serial AND network-connected scale devices. • Manage & support O365 email accounts, • Administer and maintain remote data center assets and AWS OUs, ensuring secure and scalable cloud operations. • Strong Documentation• Provide on-site support and troubleshooting as needed, including occasional travel to company locations. KEYS: • Strong Linux administration skills, including experience with system maintenance and troubleshooting. • A solid understanding of serial communication protocols and troubleshooting methods. • Hands-on experience with FortiGate firewalls and FortiManager administration. • Familiarity with O365 administration and Azure Active Directory basics. • Knowledge of VMware, XCP-NG, and AWS (EC2, VPC) to support virtualized and cloud-based environments. • Willingness and ability to travel as needed to support remote locations and data centers. Preferred Skills • Windows Server administration experience, including system setup and maintenance. • Knowledge of DNS and Active Directory management for user authentication and domain services. Direct hire permanent position with one of our local Ames client companies. Full time DH position- Linux Support Administrator Up to $100K total compensation. For immediate, confidential consideration, please contact me directly, Carrie Danger, SVP, Permanent Placement Team, Iowa Region at Office: 515-259-6087 or Cell: 515-991-0863, Email resume confidentially to Carrie Danger * My email address is on my LinkedIN page OR you can ONE CLICK APPLY AT Robert Half website, Specifically Apply to this posting.
2026-10-09T00:00:00Z

IT Systems Administrator

Los Angeles, CA
onsite
Permanent / Full Time
65000 - 75000 USD / Yearly
IT Systems Administrator Company Overview A growing organization based in Los Angeles, California is seeking an IT Systems Administrator to support its corporate technology environment. This role offers broad exposure to end-user technology, systems administration, and IT operations. Role Summary The IT Systems Administrator will provide hands-on technical support while helping administer and maintain workplace technology systems. The ideal candidate is customer-focused, technically curious, and comfortable troubleshooting issues independently in a collaborative environment. Key Responsibilities<ul><li>Provide technical support for end-user devices, applications, and workplace technologies.</li><li>Configure, deploy, maintain, and troubleshoot computers and related equipment.</li><li>Support device management, user accounts, access, and collaboration systems.</li><li>Troubleshoot hardware, software, connectivity, and application issues.</li><li>Manage support requests through established IT service processes.</li><li>Assist with systems administration, infrastructure, security, and technology projects.</li><li>Maintain technical documentation and support operational improvements.</li></ul>Additional Details<ul><li>Work model: On-site</li><li>Full-time position</li><li>Occasional travel or after-hours support may be required</li></ul>
2026-10-07T00:00:00Z

IT Support Administrator

Fort Lauderdale, FL
onsite
Temporary / Contract
35 - 40 USD / Hourly
We are hiring an IT Support Administrator to provide Level 1–3 technical support for end users across the organization. This role supports day-to-day IT operations, troubleshooting a wide range of hardware, software, and connectivity issues.Responsibilities:<ul><li>Provide Level 1–3 IT support</li><li>Support Office 365 and Active Directory</li><li>Image, deploy, and configure PCs</li><li>Troubleshoot enterprise applications, email, hardware, remote access, and connectivity</li><li>Support local and network printers</li><li>Perform updates for desktops, laptops, and mobile devices</li><li>Support VoIP systems</li><li>Manage Apple iPads and iPhones using mobile device management (MDM)</li></ul>
2026-10-01T00:00:00Z

IT Support Administrator

Delray Beach, FL
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are seeking a skilled and service-oriented IT Support Administrator to join our team. This role will be responsible for handling a wide range of technical support needs, including Level 1 through Level 3 issues, while ensuring end users receive timely and effective assistance.The ideal candidate will have hands-on experience supporting desktop and mobile technologies, enterprise applications, and core infrastructure in a fast-paced business environment.Key Responsibilities:<ul><li>Provide technical support for Level 1, Level 2, and Level 3 IT issues across the organization.</li><li>Administer and support Microsoft Office 365 environments, including email and user account troubleshooting.</li><li>Perform PC imaging, deployment, and setup for new and existing users.</li><li>Manage user accounts, permissions, and group policies within Active Directory.</li><li>Troubleshoot and resolve issues related to enterprise applications, local and network printing, email, connectivity, remote access, and hardware.</li><li>Perform desktop, laptop, and mobile device updates, including patching and routine maintenance.</li><li>Support and troubleshoot VoIP phone systems.</li><li>Manage Apple iPads and iPhones through mobile device management (MDM) solutions.</li><li>Document issues, resolutions, and support procedures to improve service delivery.</li><li>Collaborate with internal teams and vendors to resolve escalated technical issues.</li></ul>
2026-10-01T00:00:00Z

Database Administrator

Westlake, OH
onsite
Permanent / Full Time
70000 - 155000 USD / Yearly
We are looking for an experienced Database Administrator to join our team in Westlake, Ohio. In this role, you will manage and optimize database systems to ensure high performance, security, and reliability. The ideal candidate will bring extensive expertise in database administration and a proactive approach to solving complex challenges. Responsibilities: • Administer and maintain Microsoft SQL Server databases in production environments, ensuring optimal performance and reliability. • Perform regular performance tuning, indexing, and query optimization to enhance database efficiency. • Implement and manage backup, recovery, and high availability solutions, such as Always On, Failover Clustering, and log shipping. • Develop and automate SQL scripts and jobs using SQL Server Agent. • Monitor database security, permissions, and compliance with best practices. • Troubleshoot and resolve issues related to database performance, availability, and data integrity. • Collaborate with cross-functional teams to align database solutions with business needs. • Conduct regular audits and maintenance to ensure database health and integrity. • Provide technical support and guidance to team members on database-related issues. • Stay updated on industry trends and advancements in database technologies.
2026-10-01T00:00:00Z

Database Administrator

Mcallen, TX
onsite
Permanent / Full Time
65000 - 85000 USD / Yearly
We are looking for a Database Administrator to support and strengthen critical data environments for a financial services organization in McAllen, Texas. This role is responsible for maintaining reliable database operations across on-premises and cloud-based platforms while helping ensure performance, security, and recoverability. The ideal candidate brings hands-on experience with Microsoft SQL Server and related database technologies, along with a proactive approach to troubleshooting, optimization, and operational documentation. Responsibilities: • Oversee the setup, configuration, patching, and ongoing administration of Microsoft SQL Server and additional database technologies used across the organization. • Manage database environments hosted on local infrastructure, Microsoft Azure, and hybrid platforms to maintain stable and efficient operations. • Track system health, capacity, and availability metrics, and take corrective action to prevent disruptions or performance degradation. • Improve database and application responsiveness through performance analysis, tuning, and optimization of workloads and storage usage. • Create and maintain operational routines for backups, index upkeep, integrity validation, and other preventive maintenance activities. • Investigate database incidents, resolve service interruptions, and support recovery efforts during outages or degraded performance events. • Apply security controls by managing role-based access, privileged credentials, and database permissions in alignment with internal policies and regulatory expectations. • Develop, document, and test backup and restoration procedures, and support application deployments, upgrades, and data migration efforts in coordination with vendors and internal stakeholders. • Maintain accurate technical documentation, including procedures, diagrams, and runbooks, and participate in after-hours maintenance or incident response when needed.
2026-10-02T00:00:00Z

Database Administrator

Bloomfield Hills, MI
onsite
Temporary to Hire
38 - 44 USD / Hourly
We are looking for a Database Administrator to join a team in Bloomfield Hills, Michigan in a contract-to-permanent capacity. This position is well suited for someone with solid database administration experience who can support day-to-day operations, review database practices, and assist engineers working across on-premises and Azure environments. The role focuses on maintaining reliable database performance, helping validate technical approaches, and contributing to data initiatives that connect into a broader data lake strategy. Responsibilities: • Manage and support database administration activities across Microsoft SQL Server, Azure SQL Database, and MySQL environments. • Review database configurations, scripts, and implementation approaches to help confirm alignment with sound operational standards and best practices. • Partner with data engineers by providing administrative support for both on-premises systems and cloud-based Azure database workloads. • Monitor database health, identify performance bottlenecks, and carry out tuning efforts to improve stability and efficiency. • Execute assigned work within Azure environments, including routine support tasks and updates provided by senior engineering team members. • Assist with database-related activities tied to data flows that contribute to enterprise data lake initiatives. • Troubleshoot database issues, investigate root causes, and recommend practical corrective actions to reduce recurring problems.
2026-09-30T00:00:00Z

Systems Security Administrator

Houston, TX
onsite
Temporary / Contract
57 - 66 USD / Hourly
We are looking for a Systems Security Administrator to support and strengthen the security posture of our transport operations in Houston, Texas. This Long-term Contract position is ideal for someone who is detail oriented and can monitor threats, respond to incidents, and maintain security platforms across a Microsoft-centered environment. The role requires a hands-on approach to endpoint protection, vulnerability management, and defensive monitoring, along with the ability to collaborate effectively with technical teams. Success in this position will come from combining sound security judgment with clear communication and dependable operational support. Responsibilities: • Monitor Microsoft security technologies, including Office 365 E5 security capabilities and endpoint protection tools, to identify, assess, and resolve cyber threats. • Respond to security events with urgency by investigating alerts, containing risks, and supporting remediation efforts across affected systems. • Administer and optimize vulnerability management platforms such as Rapid7 or Tenable, including tuning scans and helping drive effective patching activities. • Review intrusion detection and prevention alerts, examine suspicious behavior, and conduct proactive threat-hunting activities to uncover potential risks. • Maintain and support security applications through installation, configuration, updates, and ongoing system upkeep. • Help develop, apply, and reinforce security policies and technical controls across the environment. • Work closely with internal teams to address security issues tied to patch cycles, system hardening, and operational challenges. • Provide support during after-hours or weekend security incidents when timely response is required. • Contribute to DevSecOps-related security efforts where applicable, including collaboration with development and toolchain environments such as GitHub. • Assist in strengthening security architecture by applying knowledge of Windows systems, networking, firewalls, and defensive best practices.
2026-10-07T00:00:00Z

Cloud Administrator

Richardson, TX
onsite
Permanent / Full Time
120000 - 150000 USD / Yearly
We are seeking a hands-on Cloud Infrastructure Engineer to support, manage, and optimize infrastructure across multi-cloud and on-premises environments. This role will work with AWS, Microsoft Azure, Google Cloud Platform (GCP), and Oracle Cloud Infrastructure (OCI), supporting day-to-day cloud operations, infrastructure provisioning, performance, security, connectivity, capacity management, and automation. The ideal candidate has a strong traditional IT infrastructure foundation combined with hands-on cloud experience. This person should be comfortable working across multiple cloud platforms rather than being limited to a single provider. Key Responsibilities<ul><li>Provision, configure, manage, and decommission virtual machines, containers, storage, networking, and other cloud resources.</li><li>Support infrastructure across AWS, Azure, GCP, and OCI environments.</li><li>Establish and maintain asset tagging and resource organization standards to support inventory management, reporting, governance, and cost visibility.</li><li>Monitor cloud infrastructure performance and troubleshoot availability, utilization, and performance issues.</li><li>Perform resource optimization and right-sizing based on capacity, utilization, performance, and business requirements.</li><li>Configure new cloud environments for departments and business units, including resource organization, networking, access, security, and governance.</li><li>Apply general cloud security best practices, including identity and access management, permissions, network security, and resource protection.</li><li>Support and troubleshoot VPNs, networking, DNS, routing, and connectivity between cloud and on-premises environments.</li><li>Provide infrastructure-level support to development teams, including troubleshooting issues involving APIs, authentication, connectivity, and cloud services.</li><li>Perform capacity planning, utilization monitoring, and infrastructure reporting across cloud environments.</li><li>Support both Windows and Linux infrastructure.</li><li>Identify repetitive administrative processes and automate routine infrastructure tasks.</li><li>Develop scripts and automation using technologies such as PowerShell, Bash, and Python.</li><li>Troubleshoot infrastructure issues spanning cloud, networking, operating systems, and applications.</li><li>Maintain documentation of cloud configurations, processes, procedures, and infrastructure standards.</li></ul>
2026-09-29T00:00:00Z

MS SQL Database Administrator

West Des Moines, IA
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for a skilled Microsoft SQL Database Administrator to support enterprise database operations in West Des Moines, Iowa. This long-term contract position focuses on maintaining secure, stable, and high-performing database platforms within a regulated insurance environment. The role works closely with application, infrastructure, cybersecurity, and data teams to strengthen reliability, protect data integrity, and improve day-to-day database operations. Responsibilities: • Administer and support enterprise database platforms by handling installation, configuration, and ongoing maintenance activities. • Monitor database availability, system health, and performance trends to help ensure dependable production operations. • Investigate operational issues, identify root causes, and restore database services with minimal disruption. • Optimize queries, configurations, and resource usage to improve overall database efficiency and responsiveness. • Establish and manage backup, restore, and recovery procedures to protect business-critical data. • Maintain high-availability and disaster recovery capabilities to support resilience and business continuity objectives. • Manage database access by maintaining security settings, permissions, and user provisioning in accordance with governance standards. • Perform upgrades, patching, and routine maintenance while reducing operational risk across environments. • Automate recurring administrative tasks using scripting and standardized processes to improve efficiency. • Collaborate with technical teams on database migrations, environment refreshes, capacity planning, and operational documentation.
2026-10-08T00:00:00Z

Network Engineer (Linux & Kubernetes)

Philadelphia, PA
onsite
Temporary / Contract
44 - 49 USD / Hourly
We are looking for a Network Engineer with strong Linux & Kubernetes experience to support the reliability, deployment, and ongoing improvement of software systems in Philadelphia, Pennsylvania. The Linux/Network Support Engineer will support the design, development, implementation, and operation of technical products and systems. The role will focus heavily on deployment automation, continuous integration, cloud infrastructure, production support, monitoring, and containerized environments. Biggest Needs<ul><li>Strong networking fundamentals and hands-on network troubleshooting skills.</li><li>Strong command of Linux environments.</li><li>Hands-on Kubernetes experience.</li><li>Willingness to participate in an on-call rotation, including nights, weekends, and holidays.</li></ul>Key Responsibilities<ul><li>Support vCMTS and RPHY turn-ups across the country.</li><li>Perform vCMTS platform stand-up, software installation, and ongoing system and network maintenance.</li><li>Implement changes, including system upgrades, RMAs, risk management, and automation.</li><li>Develop automation scripts using Python, Bash, and similar technologies.</li><li>Identify service-impacting trends and partner with development teams to implement long-term solutions.</li><li>Troubleshoot server hardware, software, systems, and network issues.</li><li>Handle incident mitigation for virtual Cable Modem Termination Systems.</li><li>Partner with regional engineering teams to identify product reliability improvements and build automation tools.</li><li>Work with Product and Project Management to integrate and operationalize new products.</li><li>Build and replace system hardware as needed.</li><li>Participate in an on-call rotation with the rest of the team.</li></ul>
2026-09-16T00:00:00Z

Systems Administrator III

Bedford, OH
onsite
Permanent / Full Time
109000 - 123000 USD / Yearly
We are looking for an experienced Systems Administrator III to support and enhance a complex enterprise technology environment. This role is ideal for a hands-on infrastructure specialist who can manage Windows-based systems, strengthen identity and access services, and contribute to reliable IT operations across both on-premises and cloud platforms. The successful candidate will bring strong technical judgment, practical scripting ability, and a proactive approach to system performance, security, and continuity. Responsibilities: • Administer and maintain Windows server and desktop environments to ensure stable, secure, and efficient day-to-day operations. • Manage identity and access services across on-premises Active Directory, Group Policy, and Entra ID to support user lifecycle and policy enforcement. • Develop and use PowerShell scripts to automate routine administration, streamline support tasks, and improve operational consistency. • Support a broad Microsoft ecosystem that may include Intune, Azure, SharePoint, virtualization platforms, SaaS applications, and endpoint management tools. • Monitor infrastructure health, troubleshoot technical issues, and resolve escalated incidents involving systems, access, performance, and connectivity. • Contribute to IT planning by recommending infrastructure improvements, aligning technical solutions with operational goals, and supporting long-term system strategy. • Apply best practices for security, storage, backup, disaster recovery, and data protection to strengthen resilience and reduce operational risk. • Assist with advanced infrastructure technologies such as clustering, Hyper-V, and related Microsoft platform services when required.
2026-10-01T00:00:00Z

Senior Network Administrator

Pasadena, TX
onsite
Permanent / Full Time
110000 - 125000 USD / Yearly
We are looking for an experienced Senior Network Administrator to support and strengthen the enterprise technology environment in the Houston downtown area. This role leads the reliability, performance, and security of network infrastructure while partnering with internal teams and external vendors to resolve issues and improve long-term operations. The ideal candidate brings deep technical expertise across on-premises and cloud-based platforms, along with a proactive approach to standardization, risk reduction, and continuous improvement. Responsibilities:• Define and uphold enterprise network standards, architecture guidelines, and infrastructure best practices across the organization.• Deploy, configure, and support servers, network hardware, and virtual infrastructure to maintain dependable day-to-day operations.• Investigate outages, connectivity problems, and system alerts, escalating when needed and coordinating with IT teams and service providers to prevent repeat issues.• Provide technical support for IP-connected devices such as printers, scanners, and mobile endpoints to ensure consistent connectivity and usability.• Review network activity for suspicious behavior, identify vulnerabilities, and implement corrective measures to protect systems and data.• Manage records for network equipment, software assets, and licensing to maintain accurate inventory and lifecycle visibility.• Keep network diagrams, monitoring tools, and alerting structures current so device status, location, and incidents can be tracked at all times.• Perform recurring tasks such as vulnerability scans, access reviews, patch scheduling, backup validation, and disaster recovery testing to strengthen operational resilience.• Guide users and stakeholders on new systems, tools, and equipment by delivering practical training and support as needed.
2026-10-05T00:00:00Z

Network Administrator III

New Castle, PA
onsite
Permanent / Full Time
100000 - 140000 USD / Yearly
We are looking for an experienced Network Administrator III to support and enhance a complex manufacturing technology environment in New Castle, Pennsylvania. This role is responsible for maintaining reliable infrastructure across multiple locations, with a focus on network performance, systems stability, and secure access to critical business services. The ideal candidate brings advanced technical depth across enterprise platforms and a practical approach to improving uptime, scalability, and operational resilience. Responsibilities: • Manage enterprise network and infrastructure operations across multiple sites, ensuring dependable connectivity, performance, and availability. • Administer core technologies including Cisco-based networking, servers, virtualization platforms, cloud-connected services, and security tools. • Maintain and optimize VMware environments, storage systems, and Microsoft enterprise platforms such as Active Directory and Office 365. • Strengthen infrastructure security by configuring firewalls, applying hardening standards, and supporting identity and access management controls. • Oversee backup and recovery processes to protect business-critical systems and improve disaster readiness. • Troubleshoot escalated infrastructure issues, identify root causes, and implement lasting technical solutions. • Support hybrid and cloud integrations that extend enterprise services while maintaining compliance and operational efficiency. • Contribute to unified communications administration, including platforms such as Cisco Call Manager, when needed.
2026-10-01T00:00:00Z

Security Database Administrator

Ogden, UT
onsite
Permanent / Full Time
120000 - 150000 USD / Yearly
Security-focused Database Administrator responsible for protecting enterprise Oracle and IBM DB2 environments. This role owns database hardening, least-privilege access control, activity monitoring, and audit/compliance readiness across on-premises and cloud platforms. The ideal candidate blends deep DBA fundamentals with a security-first mindset and hands-on experience with database security tooling.Key Responsibilities<ul><li>Administer and secure production and non-production Oracle and IBM DB2 databases, with security controls as a primary responsibility rather than an afterthought.</li><li>Manage Oracle Data Safe end to end: security assessments, user risk assessments, sensitive data discovery, data masking, activity auditing, and SQL Firewall policy management.</li><li>Design, implement, and maintain row-based access controls — Oracle Virtual Private Database (VPD), Oracle Label Security, and Real Application Security; DB2 Row and Column Access Control (RCAC) and Label-Based Access Control (LBAC).</li><li>Own user maintenance and access governance: account provisioning and deprovisioning, roles, privileges, grants/revokes, profiles, and password/authentication policies.</li><li>Conduct periodic access reviews and recertification; enforce separation of duties and least-privilege principles.</li><li>Deploy, configure, tune, and monitor Imperva (Database Activity Monitoring / Data Security Fabric / database firewall): policies, alerting, blocking rules, and audit reporting.</li></ul>
2026-10-01T00:00:00Z

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