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133 results for Systems Security Administrator jobs

Systems Administrator

Tallahassee, FL
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for an experienced Systems Administrator to support enterprise technology operations for a Long-term Contract position based in Tallahassee, Florida. This role focuses on administering and improving cloud and server environments, strengthening security and compliance, and ensuring reliable performance across critical systems and platforms. The position offers the opportunity to contribute to infrastructure planning, operational support, and technical coordination across a complex, multi-team environment. Responsibilities: • Administer and enhance cloud, server, and platform environments to support business applications, data services, and core infrastructure needs. • Partner with internal teams, external stakeholders, and vendors to coordinate system configuration, server administration, and ongoing operational support. • Evaluate current environments and propose upgrades or improvements for servers, software, and related technologies to improve stability and scalability. • Monitor systems, applications, and shared resources to maintain availability, performance, and security, and address issues before they affect operations. • Analyze network and infrastructure performance metrics, identify bottlenecks, and implement solutions involving connectivity, firewall settings, and system configuration. • Perform troubleshooting, tuning, and root-cause analysis for system and application issues, escalating to vendors when advanced support is required. • Manage Azure DevOps projects, repositories, pipelines, and organizational settings to support development and deployment activities. • Recommend and help implement technical solutions that improve efficiency, cost-effectiveness, automation, and long-term maintainability. • Support Microsoft 365, Microsoft Azure, identity platforms, and related cloud services while helping enforce security, privacy, and compliance standards.
2026-07-28T00:00:00Z

Systems Administrator

Memphis, TN
onsite
Temporary / Contract
45 - 50 USD / Hourly
Requirements: • Must reside in the Memphis, TN metropolitan area at the time of application • Must be able to work 100% onsite in Memphis, TN • Must be authorized to work in the United States without must be eligible to work in the U.S. now or in the future • Third-party candidates, C2C arrangements, and subcontractors will not be considered. We are seeking a Systems Administrator responsible for the administration, maintenance, support, and continuous improvement of the organization's IT infrastructure. This individual will manage servers, operating systems, cloud services, network connectivity, user access, security protocols, backups, and enterprise applications to ensure a stable, secure, and high-performing technology environment. Requirements: • Must reside in the Memphis, TN metropolitan area at the time of application • Must be able to work 100% onsite in Memphis, TN • Must be authorized to work in the United States without must be eligible to work in the U.S. now or in the future • Third-party candidates, C2C arrangements, and subcontractors will not be considered
2026-07-27T00:00:00Z

Systems Administrator

Orchard Park, NY
onsite
Permanent / Full Time
90000 - 110000 USD / Yearly
We are looking for an experienced Systems Administrator to support and strengthen core enterprise infrastructure in Orchard Park, New York. This role is central to maintaining reliable, secure, and high-performing systems that enable daily operations across a multi-site environment. The ideal candidate will bring strong technical judgment, a proactive approach to system health, and the ability to resolve complex infrastructure issues while contributing to long-term technology improvements.
2026-07-10T00:00:00Z

Systems Administrator

Maple Grove, MN
onsite
Temporary / Contract
37 - 48 USD / Hourly
IT Systems Administrator opening to support and maintain core infrastructure technologies. This individual will serve as a key technical resource responsible for systems administration, infrastructure support, user access management, technology projects, and escalated troubleshooting. The ideal candidate is hands-on, customer-focused, and passionate about improving the reliability, security, and performance of IT systems.What You'll Do• Administer and support Windows Server environments, Active Directory, Microsoft Entra ID (Azure AD), Microsoft 365, DNS, DHCP, and Group Policy.• Serve as an escalation point for complex technical issues and provide advanced support for infrastructure and end-user technologies.• Monitor system health, performance, and availability while proactively identifying and resolving issues.• Plan and execute upgrades, patching, and lifecycle management activities for servers, endpoints, and infrastructure components.• Manage user accounts, permissions, and access controls across enterprise systems.• Support backup, disaster recovery, and business continuity processes.• Participate in technology deployments, infrastructure projects, and system integrations.• Partner with cybersecurity and business stakeholders to maintain secure and reliable IT operations.• Create and maintain technical documentation, asset inventories, and operational procedures. Interested candidates should contact Sally at 612.249.0254 or sally.lander@roberthalf(com).
2026-07-21T00:00:00Z

Systems Administrator

Manchester, NH
onsite
Permanent / Full Time
0 - 0 USD / Yearly
We are looking for a Systems Administrator to support and enhance a company’s on-site technology environment in Auburn, New Hampshire. This role centers on maintaining reliable server and endpoint operations across Windows, Linux, and cloud-connected systems while helping improve stability, security, and performance. The ideal candidate brings hands-on infrastructure expertise, strong troubleshooting ability, and a proactive approach to automation and systems management. Responsibilities: • Administer and maintain Windows Server and Linux-based environments to ensure consistent availability, performance, and security. • Support Azure-based services and identity management, including administration of Azure Active Directory within the broader infrastructure ecosystem. • Manage endpoint administration through Intune and unified endpoint management tools, including device configuration, policy enforcement, and ongoing support. • Oversee virtualization platforms such as VMware and Proxmox, including system upkeep, resource optimization, and issue resolution. • Configure and support FortiGate network equipment to maintain secure and dependable connectivity across the organization. • Develop and maintain scripts and automated workflows that reduce manual effort and improve operational efficiency. • Monitor server infrastructure, investigate technical incidents, and resolve system issues with minimal disruption to business operations. • Collaborate with technical stakeholders to implement infrastructure improvements and support evolving operational requirements.
2026-07-14T00:00:00Z

Systems Administrator

Merrimack, NH
onsite
Permanent / Full Time
0 - 0 USD / Yearly
Overview:We’re seeking a Systems Administrator with strong Microsoft Azure experience to support and enhance a modern cloud and infrastructure environment. This role will focus on managing hybrid systems, improving performance and security, and supporting ongoing cloud initiatives.Key Responsibilities:<ul><li>Administer and support Azure infrastructure (VMs, networking, storage, Azure AD)</li><li>Manage and maintain Windows Server environments (on-prem and cloud)</li><li>Monitor system performance, availability, and security</li><li>Support O365, identity management, and access controls</li><li>Implement backup, disaster recovery, and patch management processes</li><li>Troubleshoot infrastructure issues and provide end-user support as needed</li><li>Assist with cloud migrations and infrastructure improvements</li></ul>Qualifications:<ul><li>3+ years of Systems Administration experience</li><li>Hands-on experience with Microsoft Azure (IaaS/PaaS)</li><li>Strong knowledge of Windows Server, Active Directory, and networking</li><li>Experience with PowerShell scripting</li><li>Familiarity with security best practices and compliance standards</li><li>Experience in hybrid environments preferred</li></ul>Nice to Have:<ul><li>Azure certifications (AZ-104 or similar)</li><li>Experience with virtualization (VMware/Hyper-V)</li><li>Exposure to Intune, Endpoint Manager, or M365</li></ul>Why Join Us:<ul><li>Growing organization with investment in cloud technologies</li><li>Collaborative team environment</li><li>Competitive compensation and benefits</li></ul>
2026-07-14T00:00:00Z

Systems Administrator

Atlanta, GA
onsite
Temporary / Contract
35 - 43 USD / Hourly
Seeking a Systems Administrator to manage and support Windows server infrastructure, Active Directory, virtualization, and enterprise systems. This role will ensure system reliability, security, and performance.
2026-07-14T00:00:00Z

Systems Administrator

Plymouth Meeting, PA
onsite
Permanent / Full Time
70000 - 80000 USD / Yearly
We are looking for a Systems Administrator to support critical benefits and business applications for a team based in Plymouth Meeting, Pennsylvania. This role focuses on maintaining reliable system performance, assisting end users, and helping ensure applications operate smoothly across daily operations. The ideal candidate brings strong problem-solving skills, technical confidence with enterprise platforms, and the ability to work effectively with both internal teams and external vendors. Responsibilities: • Manage daily administration and support for benefits-related systems, Microsoft tools, and other key operational applications. • Investigate system and application issues, identify root causes, and partner with vendors or internal teams to drive timely resolution. • Provide user assistance on system workflows, features, and process questions to improve adoption and efficiency. • Review, validate, and help deploy software patches, updates, and enhancements to maintain stable performance. • Contribute to application rollouts, version upgrades, and data conversion efforts as part of ongoing system improvements. • Maintain user access controls by setting up permissions and supporting security-related requests. • Create and update technical documentation, including system settings, support procedures, and troubleshooting references.
2026-07-23T00:00:00Z

Systems Administrator

Austin, TX
onsite
Temporary / Contract
50 - 60 USD / Hourly
Systems AdministratorAustin, TX | Contract | Hybrid (2+ days on site) We are seeking a Systems Administrator to support and enhance a hybrid Microsoft infrastructure environment. This role will focus on systems administration, cloud operations, identity management, automation, and operational support while partnering with cross-functional IT teams to ensure a secure and reliable technology environment. <ul><li>Administer and support Windows Server, Active Directory, Microsoft 365, and cloud platforms.</li><li>Manage user identity, access controls, and enterprise authentication systems.</li><li>Resolve production incidents and track service requests through completion.</li><li>Develop automation solutions using PowerShell and other scripting tools.</li><li>Support cloud infrastructure in Azure and/or AWS environments.</li><li>Monitor system performance, availability, and security across enterprise platforms.</li><li>Create and maintain technical documentation, knowledge base articles, and operational procedures.</li><li>Participate in on-call support and continuous improvement initiatives.</li></ul>
2026-07-24T00:00:00Z

Systems Administrator

Nashville, TN
onsite
Temporary / Contract
35 - 42 USD / Hourly
Robert Half is currently seeking a Contract Systems Administrator to join our client's IT department. As a Contract Systems Administrator, you will be responsible for the configuration, maintenance, and management of the organization's computer systems, servers, and network infrastructure. This is a contract position that offers an exciting opportunity to work with a reputable company. Key Responsibilities:<ol><li>System Maintenance: Perform routine system maintenance, including software updates, patch management, and regular system backups to ensure system stability and security.</li><li>Server Administration: Manage and maintain server hardware and software, including Windows Server, Linux, or other relevant operating systems.</li><li>Network Management: Oversee network infrastructure, ensuring optimal performance, security, and reliability. This may include switches, routers, firewalls, and wireless access points.</li><li>Security Monitoring: Implement and monitor security protocols to safeguard systems and data, detect and respond to security breaches, and conduct regular security audits.</li><li>User Support: Provide technical support to end-users, assisting with system-related issues, troubleshooting, and offering guidance on best practices.</li><li>Documentation: Maintain detailed records of system configurations, changes, and updates to facilitate system troubleshooting and auditing.</li><li>Capacity Planning: Assess system performance and capacity, making recommendations for upgrades or enhancements to meet organizational needs.</li><li>Backup and Disaster Recovery: Develop and implement backup and disaster recovery plans to ensure data integrity and continuity of operations.</li><li>Vendor Collaboration: Collaborate with technology vendors to ensure timely procurement of hardware and software, and manage vendor relationships.</li></ol>
2026-07-16T00:00:00Z

Systems Administrator

Pleasant Prairie, WI
onsite
Temporary to Hire
43.7 - 50.6 USD / Hourly
We are looking for a Systems Administrator to support and strengthen a distributed infrastructure environment in Wisconsin. This contract position with permanent potential focuses on keeping network, server, and telephony systems stable, secure, and responsive while delivering high-level technical support to internal users. The role will contribute to day-to-day operations across multiple sites and help improve reliability, protection, and overall system performance. Responsibilities: • Oversee the health and performance of network and telecommunications systems across multiple locations, addressing issues before they disrupt operations. • Investigate and resolve advanced connectivity and infrastructure problems, working with external service providers and hardware vendors when repairs or replacements are needed. • Administer Meraki MX appliances, including secure site-to-site connectivity, to maintain dependable communication between locations. • Provide Tier 3 technical support for complex IT, systems, and telephony incidents while meeting established service expectations. • Install, configure, patch, and upgrade server, network, and end-user hardware and software as part of ongoing infrastructure support. • Manage user access and permissions across core systems to help protect company resources and enforce authorized usage. • Monitor backup processes and recovery readiness to support data protection and business continuity objectives. • Maintain accurate support records, technical documentation, and ticket updates within the help desk platform. • Identify opportunities to improve infrastructure security, resilience, and operational efficiency, and recommend practical enhancements. • Support administration of internal platforms and services, including licensing oversight and changes related to core infrastructure environments.
2026-07-28T00:00:00Z

Systems Administrator

Augusta, GA
onsite
Temporary / Contract
30 - 38 USD / Hourly
Job Overview<ul><li>Serve as the primary administrator for client's network infrastructure, cloud services, identity platforms, and endpoint management environment.</li><li>Manage and support a hybrid IT environment serving approximately 200 corporate employees and a large temporary/contract workforce across multiple locations.</li><li>Ensure the availability, performance, security, and scalability of network, server, collaboration, and communications systems.</li><li>Administer Microsoft 365, Microsoft Entra ID, Intune, RingCentral, and core infrastructure technologies to support secure and efficient business operations.</li><li>Provide advanced technical support, drive continuous improvement initiatives, and help maintain a strong security posture across the organization.</li><li>Partner with internal stakeholders, vendors, and technology providers to deliver infrastructure enhancements, upgrades, and operational excellence.</li></ul>Responsibilities<ul><li>Design, implement, maintain, and support network infrastructure including servers, virtualization, storage, switches, routers, firewalls, and VPN technologies.</li><li>Monitor network performance, availability, and capacity, proactively identifying and resolving issues before they impact business operations.</li><li>Manage hybrid network connectivity, remote access solutions, and multi-site infrastructure requirements.</li><li>Administer Microsoft Entra ID, including user lifecycle management, group administration, conditional access policies, and multi-factor authentication.</li><li>Manage Microsoft Intune for device enrollment, endpoint security, compliance policies, application deployment, and mobile device management.</li><li>Support and enforce security standards, policies, procedures, backups, endpoint protection, and incident response activities.</li><li>Administer Microsoft 365 services including Exchange Online, Teams, SharePoint Online, and OneDrive.</li><li>Support and manage RingCentral telephony services, including user provisioning, call routing, auto attendants, and call queues.</li><li>Assist with system migrations, upgrades, platform optimizations, and technology refresh initiatives.</li><li>Provide Tier 2/3 support for network, system, hardware, software, identity, and endpoint-related issues.</li><li>Manage IT asset inventory, lifecycle tracking, procurement support, and equipment deployment.</li><li>Develop and implement process improvements that enhance operational efficiency, security, and end-user experience.</li><li>Train and support employees on new technologies, tools, and best practices.</li><li>Collaborate with vendors, contractors, and business stakeholders to deliver technology projects and ongoing support.</li><li>Ensure compliance with company policies, procedures, and security requirements while promoting a culture of continuous improvement.</li></ul>*Please note: This position is fully onsite in Augusta, GA. Please do NOT apply to this posting if you're not already local to the Augusta area and willing to work onsite!
2026-07-27T00:00:00Z

Systems Administrator

Manchester, CT
onsite
Permanent / Full Time
50000 - 60000 USD / Yearly
We are looking for a Junior Systems Administrator to support daily technology operations for a retail environment in Manchester, Connecticut. This role is well suited for someone with a solid technical foundation who enjoys resolving user issues, maintaining core systems, and partnering with senior IT staff on escalated support needs. The position offers the opportunity to build hands-on experience across endpoint support, server administration, and user access management while contributing to reliable business operations. Responsibilities:• Respond to incoming support requests, troubleshoot technical issues, and document resolutions through the ticketing process.• Provide day-to-day assistance for desktops, laptops, and user accounts, ensuring employees can work efficiently with minimal disruption.• Support Windows-based infrastructure by assisting with server administration tasks, routine maintenance, and basic system health checks.• Manage account setup, access changes, and permission updates within Active Directory in line with established procedures.• Escalate more complex incidents appropriately and work closely with senior administrators to resolve advanced systems issues.• Assist with the support and upkeep of Windows 10 environments, including configuration, troubleshooting, and user support.• Help maintain Citrix-related access and session support to promote stable connectivity for end users.• Contribute to technical documentation by recording common fixes, support patterns, and system notes for ongoing team reference.
2026-06-26T00:00:00Z

Systems Administrator

Farmington Hills, MI
onsite
Permanent / Full Time
70000 - 85000 USD / Yearly
Our client is seeking an experienced Systems Administrator / Systems Engineer to join their team supporting clients throughout the Metro Detroit area. This is a hands-on technical role responsible for maintaining, troubleshooting, and improving Windows-based infrastructure, virtualization platforms, networking environments, and end-user systems.The ideal candidate is passionate about technology, enjoys solving complex technical problems, and is comfortable working both remotely and on-site with clients. Successful candidates will have strong experience with Windows Server administration, virtualization, networking, backups, and infrastructure migrations. Key ResponsibilitiesInfrastructure & Systems Administration<ul><li>Install, configure, maintain, and support Windows server environments.</li><li>Administer Active Directory, DNS, DHCP, Group Policy, file servers, IIS, and Microsoft Exchange.</li><li>Manage virtualization platforms including VMware and Hyper-V.</li><li>Perform server maintenance, upgrades, patching, and health monitoring.</li><li>Support storage solutions including SAN environments.</li></ul>Desktop & End-User Support<ul><li>Provide advanced desktop support for Windows 10 and Windows 11 environments.</li><li>Troubleshoot hardware, software, printer, and peripheral issues.</li><li>Install, configure, and support desktops, laptops, and mobile devices.</li><li>Perform hardware integration, upgrades, and replacements.</li></ul>Network Administration<ul><li>Support and troubleshoot LAN/WAN infrastructure.</li><li>Configure and maintain TCP/IP networking, routing, subnetting, DNS, and DHCP.</li><li>Assist with switches, firewalls, wireless networking, and VoIP phone systems.</li><li>Recommend infrastructure improvements and best practices to clients.</li></ul>Backup, Disaster Recovery & Security<ul><li>Configure and maintain backup solutions including Veeam, Datto, Barracuda, and other enterprise backup platforms.</li><li>Support disaster recovery planning and recovery efforts.</li><li>Assist with infrastructure security and system hardening.</li><li>Support clients with compliance initiatives, including CMMC (preferred).</li></ul>Client Support<ul><li>Provide remote and on-site technical support to clients throughout the Metro Detroit area.</li><li>Diagnose and resolve infrastructure, server, desktop, and networking issues.</li><li>Communicate technical concepts clearly to non-technical users.</li><li>Document all work performed accurately and thoroughly.</li></ul>Projects<ul><li>Participate in server replacements, system upgrades, and infrastructure refreshes.</li><li>Assist with migrations from legacy systems to modern environments.</li><li>Recommend technology improvements that enhance reliability, security, and performance.</li></ul>
2026-07-01T00:00:00Z

Systems Administrator

Bossier City, LA
onsite
Permanent / Full Time
70000 - 80000 USD / Yearly
We are seeking a hands-on Systems Administrator to support and maintain our IT infrastructure while ensuring the security, reliability, and performance of our systems and networks. This role requires a strong technical foundation in server administration, network management, and cybersecurity, along with the ability to provide end-user support and mentor a junior IT team member. The ideal candidate will have 5-7 years of relevant experience, enjoy working in a collaborative office environment, and be comfortable balancing strategic infrastructure responsibilities with day-to-day technical support needs. Key Responsibilities<ul><li>Administer and maintain Windows server environments, network systems, and related infrastructure.</li><li>Monitor, troubleshoot, and optimize network performance, connectivity, and security.</li><li>Implement and maintain security controls, patch management, endpoint protection, and access management processes.</li><li>Manage user accounts, permissions, group policies, and system configurations.</li><li>Perform system backups, disaster recovery planning, and business continuity support.</li><li>Monitor system health, investigate incidents, and resolve infrastructure-related issues.</li><li>Provide technical support for desktops, laptops, printers, and other office technology.</li><li>Assist with workstation deployment, hardware installations, software upgrades, and equipment configuration.</li><li>Diagnose and resolve hardware, software, networking, and printer-related issues.</li><li>Document systems, procedures, and support activities.</li><li>Mentor and train a junior IT support employee, providing guidance, knowledge transfer, and professional development.</li><li>Collaborate with management to identify and implement technology improvements.</li></ul>
2026-07-22T00:00:00Z

Systems Administrator

Omaha, NE
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for a Systems Administrator to provide dependable support for enterprise server and network operations in Omaha, Nebraska. This short-term Contract to permanent position focuses on maintaining secure, stable, and high-performing infrastructure across the organization while working on-site with internal teams and external partners. The role is well suited for someone who is comfortable managing core Microsoft technologies, resolving complex technical issues, and contributing to ongoing infrastructure improvements. Responsibilities: • Administer both physical and virtual server environments, including operating system deployment, routine patching, backup oversight, and security remediation. • Maintain core identity and productivity platforms such as Active Directory, Exchange, Microsoft 365, certificate services, DNS, and Group Policy. • Monitor infrastructure health and take action to improve system availability, performance, and protection across network and server environments. • Support enterprise storage and backup solutions by tracking capacity needs, validating recoverability, and helping optimize performance. • Investigate and resolve advanced technical incidents escalated from support teams, with attention to root cause and long-term stability. • Partner with technology vendors and internal stakeholders to help deliver infrastructure projects, upgrades, and implementation timelines. • Travel to branch locations as needed to perform maintenance, upgrades, and hands-on support for servers, network equipment, and user devices. • Contribute to security and compliance efforts by applying updates, addressing vulnerabilities, and supporting standards across multiple sites.
2026-07-07T00:00:00Z

Systems Administrator

Westwood, CA
onsite
Permanent / Full Time
120000 - 145000 USD / Yearly
Job TitleSystems Administrator Role SummaryThe Systems Administrator will be responsible for maintaining, supporting, and optimizing the organization's IT infrastructure. This role plays a critical part in ensuring the reliability, security, and performance of enterprise systems while supporting end users and collaborating with cross-functional technology teams. The ideal candidate has strong systems administration experience, a proactive mindset, and a passion for solving technical challenges. Key Responsibilities<ul><li>Administer, maintain, and support Windows server environments and related infrastructure.</li><li>Manage Active Directory, Group Policy, user accounts, permissions, and access controls.</li><li>Support Microsoft 365 administration, including Exchange Online, SharePoint, Teams, and Entra ID.</li><li>Monitor system performance and proactively identify opportunities for optimization and improvement.</li><li>Manage server patching, system upgrades, and routine maintenance activities.</li><li>Support virtualization platforms and maintain reliable server operations.</li><li>Administer backup, recovery, and disaster recovery solutions to ensure business continuity.</li><li>Troubleshoot and resolve infrastructure, systems, and escalated end-user support issues.</li><li>Assist with cybersecurity initiatives, vulnerability remediation, endpoint management, and security best practices.</li><li>Support cloud environments and hybrid infrastructure deployments.</li><li>Document system configurations, procedures, and technical standards.</li><li>Participate in infrastructure enhancement projects and technology implementation initiatives.</li></ul>Compensation & Benefits<ul><li>Competitive base salary.</li><li>Performance-based bonus opportunities.</li><li>Comprehensive medical, dental, and vision coverage.</li><li>Retirement savings plan with company contribution or matching opportunities.</li><li>Paid time off and company-recognized holidays.</li><li>Professional development and certification support.</li><li>Additional employee-focused wellness and benefits programs.</li></ul>Additional Details<ul><li>Opportunity to support a modern enterprise technology environment.</li><li>Exposure to cloud technologies, infrastructure modernization efforts, and cybersecurity initiatives.</li><li>Collaborative team culture with opportunities for professional growth.</li><li>Role offers a mix of operational support, systems administration, and project-based work.</li></ul>
2026-07-17T00:00:00Z

Systems Administrator

Fort Lauderdale, FL
onsite
Temporary / Contract
0 - 0 USD / Yearly
Systems AdministratorWe are seeking a skilled Systems Administrator to join our technology team. This role is ideal for someone who enjoys managing servers, supporting infrastructure, and solving complex technical issues in a fast-paced environment. The ideal candidate will have strong troubleshooting abilities, excellent communication skills, and a solid foundation in system administration with room to grow into more advanced responsibilities.Responsibilities<ul><li>Manage and maintain Windows and/or Linux server environments including patching, updates, and performance monitoring</li><li>Administer Active Directory, Group Policy, DNS, DHCP, file shares, and permission structures</li><li>Support virtualization platforms such as VMware or Hyper-V, including VM creation, tuning, and maintenance</li><li>Oversee backup operations, disaster recovery testing, and storage systems</li><li>Assist with system upgrades, migrations, and infrastructure improvement projects</li><li>Monitor server health, performance metrics, and resource utilization</li><li>Troubleshoot server failures, authentication issues, and network-related system problems</li><li>Maintain accurate documentation including configurations, diagrams, and SOPs</li><li>Collaborate with network, help desk, and security teams to resolve escalated support issues</li><li>Ensure systems comply with organizational security policies and standards</li></ul>
2026-07-23T00:00:00Z

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>
2026-07-14T00:00:00Z

Systems Administrator

San Francisco, CA
remote
Temporary / Contract
60 - 65 USD / Hourly
We are looking for a Linux Systems Administrator to support a Financial Services organization with critical on-premises infrastructure initiatives in San Francisco, California. This Contract position is designed for someone who is detail oriented and can balance hands-on Linux administration with automation, storage, virtualization, and security work across several priority projects. The engagement is expected to run for approximately 3 months and may continue based on business needs and ongoing infrastructure support demands. Responsibilities:• Build, configure, and maintain Ubuntu-based Linux servers within an on-premises enterprise environment.• Establish and manage an Ansible framework to streamline infrastructure provisioning, configuration management, and repeatable deployments.• Oversee file server operations and support storage platforms, including configuration, performance tuning, and ongoing administration.• Deliver multiple infrastructure-focused projects covering server implementation, automation improvements, and overall environment optimization.• Apply security standards and strengthen systems through hardening measures, access controls, and risk-reduction practices.• Support the organization’s virtualized environment, including administration and upkeep of Proxmox-based systems.• Work with technology leadership to define priorities, while independently driving assigned initiatives through completion.• Troubleshoot infrastructure issues, recommend practical improvements, and help maintain reliable day-to-day system operations.
2026-07-28T00:00:00Z

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>
2026-07-14T00:00:00Z

Network Security Administrator

Phoenix, AZ
onsite
Temporary / Contract
38 - 44 USD / Hourly
We are looking for a Network Security Administrator to support and strengthen enterprise security operations in Phoenix, Arizona. This Long-term Contract position focuses on protecting network infrastructure, improving application and cyber security practices, and maintaining effective threat monitoring across the environment. The ideal candidate will bring hands-on experience with security platforms and firewalls while helping ensure a resilient and well-governed security posture. Responsibilities: • Administer and enhance network security controls to safeguard enterprise systems, applications, and data assets. • Configure, monitor, and maintain SIEM tools to identify suspicious activity, investigate alerts, and support timely incident response. • Manage and optimize Palo Alto firewalls and related security policies to enforce secure connectivity across the organization. • Support application security efforts by reviewing risks, recommending protections, and collaborating with technical teams on remediation. • Oversee enterprise security measures across network environments, ensuring alignment with security standards and operational needs. • Troubleshoot security-related network issues and implement corrective actions to maintain availability and protection. • Work with Aruba networking technologies to support secure access, segmentation, and overall infrastructure performance. • Document security configurations, procedures, and findings to promote consistency, audit readiness, and knowledge sharing.
2026-07-08T00:00:00Z

Systems/Network Administrator

Augusta, GA
onsite
Temporary / Contract
31.35 - 36.3 USD / Hourly
We are looking for a Systems/Network Administrator to support and strengthen a multi-site technology environment in Augusta, Georgia. This Long-term Contract position will focus on maintaining reliable network operations, securing identity and endpoint platforms, and improving the performance of core infrastructure and collaboration systems. The ideal candidate brings hands-on experience across networking, Microsoft cloud services, device management, and end-user support while working effectively with vendors and internal teams. Responsibilities: • Oversee the design, deployment, and ongoing administration of network infrastructure, including servers, storage platforms, switches, routers, Hyper-V environments, and SonicWall firewall solutions. • Track network health, utilization, and uptime, and take preventive action to address performance concerns before they disrupt business operations. • Support connectivity across multiple locations by managing hybrid networking, secure remote access, and site-to-site communication solutions. • Partner with external providers and technology vendors to coordinate upgrades, maintenance activities, and infrastructure-related projects. • Administer Microsoft Entra ID by handling account provisioning, group management, access controls, and multi-factor authentication policies. • Manage Microsoft Intune for device onboarding, compliance enforcement, software deployment, and endpoint protection across Windows, iOS, and Android devices. • Maintain and support Microsoft 365 services and business communication tools, including Exchange Online, Teams, SharePoint Online, OneDrive, and RingCentral configuration. • Provide advanced technical support for employees, resolve complex hardware and software issues, and identify root causes to reduce repeated incidents. • Maintain IT asset records and assist with procurement, lifecycle planning, user training, and improvement initiatives that enhance operational efficiency. • Contribute to collaboration platform upgrades and tool optimization efforts while reinforcing technology policies, backup practices, and incident response processes.
2026-07-28T00:00:00Z

IT System Administrator

Rowland Heights, CA
onsite
Temporary / Contract
45 - 50 USD / Hourly
Robert Half is seeking an experienced Systems Administrator to support, maintain, and improve enterprise IT infrastructure. This role will be responsible for managing servers, networks, cloud services, security tools, and end-user environments while ensuring system reliability, performance, and security. The ideal candidate will have hands-on experience with Windows Server environments, Microsoft 365, virtualization, networking, firewalls, backups, and infrastructure troubleshooting. This position requires a proactive problem solver who can manage daily operations while supporting ongoing technology initiatives. <ul><li>Administer, maintain, and troubleshoot Windows Server environments</li><li>Manage Active Directory, Group Policy, user accounts, permissions, and access controls</li><li>Support Microsoft 365 administration, including Exchange Online, Teams, SharePoint, OneDrive, and user management</li><li>Monitor system performance, availability, and security of servers and infrastructure</li><li>Perform server maintenance, patching, upgrades, and troubleshooting</li><li>Support virtualization environments including VMware and/or Hyper-V</li><li>Configure, maintain, and troubleshoot network infrastructure including switches, routers, wireless access points, VLANs, and VPNs</li><li>Support firewall administration, rule reviews, security policies, and connectivity troubleshooting</li><li>Manage backup solutions, disaster recovery processes, and system restoration testing</li><li>Assist with cloud infrastructure support across platforms such as Azure and AWS</li><li>Troubleshoot hardware, software, and infrastructure issues escalated from support teams</li><li>Implement and maintain endpoint security tools, MFA, antivirus, and security best practices</li><li>Create and maintain technical documentation, system diagrams, and standard operating procedures</li><li>Work with vendors and third-party providers to resolve technical issues</li><li>Participate in infrastructure projects, upgrades, migrations, and deployments</li></ul>
2026-07-11T00:00:00Z

Systems Administrator III

Indianapolis, IN
onsite
Temporary / Contract
30 - 35 USD / Hourly
Systems Administrator - Microsoft Intune (PUBLIC TRUST CLEARNANCE)Location: Indianapolis, IN (Onsite)Position Type: Long Term Contract, Potential for Extension or Conversion Clearance Requirement: Ability to obtain and maintain a Public TrustPay: Available on W2 Position OverviewWe are seeking a hands-on Systems Administrator with strong Microsoft Intune experience to support a large-scale enterprise environment. This role requires an individual who is comfortable working across endpoint management, desktop support, security compliance, and network troubleshooting while taking ownership of technical issues from identification through resolution.This is not a traditional service desk position. The ideal candidate is a proactive problem solver who can independently manage projects, troubleshoot complex technical issues, and support a secure, compliance-driven environment. Candidates should have demonstrated experience administering Intune-managed devices and implementing endpoint security and policy controls within enterprise environments.Key Responsibilities<ul><li>Administer and support Microsoft Intune-managed devices and applications in an enterprise environment.</li><li>Implement and manage Intune policies, including password policies, device controls, security baselines, media restrictions, and endpoint hardening configurations.</li><li>Troubleshoot device compliance issues, policy application failures, software deployments, and endpoint management challenges.</li><li>Manage and maintain URL filtering configurations and access controls.</li><li>Provide hands-on desktop and endpoint support for Windows-based environments.</li><li>Troubleshoot operating system, hardware, peripheral device, and user-related technical issues.</li><li>Support endpoint security initiatives and ensure compliance with organizational security standards and policies.</li><li>Work across multiple technical disciplines, including endpoint management, desktop support, asset management, security, and infrastructure support.</li><li>Investigate and resolve network connectivity issues involving DNS, VPNs, IP addressing, ports, URL filtering, and access restrictions.</li><li>Maintain documentation, support operational improvements, and contribute to process enhancements.</li><li>Collaborate with technical teams and stakeholders to ensure reliable and secure service delivery.</li></ul>
2026-07-24T00:00:00Z