320 Results for Systems Engineer Jobs in Usa

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Systems Administrator

Chattanooga, TN
onsite
Temporary / Contract
30 - 34 USD / Hourly
Robert Half is seeking an experienced Systems Administrator Lead for an exciting opportunity with our client. This position serves as a senior technical resource within the IT organization, providing advanced systems, infrastructure, virtualization, cloud, database, and security expertise. The Systems Administrator Lead will act as a key escalation point for complex technical issues and take the technical lead on infrastructure projects requiring specialized knowledge. Key Responsibilities<ul><li>Serve as a senior technical escalation point and provide technical guidance and mentorship to IT staff during complex projects, system outages, and troubleshooting efforts.</li><li>Act as a subject matter expert for enterprise systems, servers, virtualization, storage, and infrastructure.</li><li>Manage the installation, configuration, maintenance, and upgrades of servers, virtual environments, operating systems, and related infrastructure.</li><li>Administer and support enterprise virtualization platforms such as VMware, Hyper-V, or equivalent technologies.</li><li>Troubleshoot complex hardware and software issues, perform diagnostics, document resolutions, and prioritize incidents based on business impact.</li><li>Support infrastructure planning and provide technical specifications and documentation for new or upgraded IT infrastructure.</li><li>Manage and coordinate backup, disaster recovery, data protection, failover, capacity planning, and storage initiatives.</li><li>Provide administration and support for Google Workspace and Google Cloud Identity, including organizational units, access controls, identity governance, and SSO integrations.</li><li>Manage and monitor Google Cloud Platform (GCP) resources, including IAM permissions, resource allocation, project governance, and cost optimization.</li><li>Develop and maintain infrastructure-as-code and configuration management processes to automate cloud provisioning and deployment.</li><li>Perform regular audits of Google Drive external sharing policies and Data Loss Prevention (DLP) controls.</li><li>Collaborate with security teams on vulnerability remediation, system patching, container and virtual machine security, and infrastructure hardening.</li><li>Perform database administration and provide application support as needed.</li><li>Develop and maintain architectural diagrams, technical documentation, runbooks, and standard operating procedures.</li><li>Provide end-user and IT staff support for operating systems, software, infrastructure, and related technical issues.</li><li>Participate in evaluating new hardware and software and assist with technical specifications and vendor bid evaluations.</li><li>Manage multiple concurrent projects and priorities in a fast-paced environment.</li></ul>
2026-10-08T00:00:00Z

Systems Administrator

Fort Worth, TX
onsite
Permanent / Full Time
75000 - 82000 USD / Yearly
We are looking for a Systems Administrator to support daily technology operations for a transport-focused environment in Fort Worth, Texas. This role is responsible for keeping user access, endpoint systems, and core infrastructure running smoothly while delivering responsive support to employees across the site. The ideal candidate brings a practical, hands-on approach to troubleshooting, communicates clearly with end users, and works effectively with broader IT teams to resolve complex issues. Responsibilities: • Manage the creation, modification, and removal of user accounts and access rights across a range of business applications. • Deploy, configure, relocate, and update computer hardware and software to meet operational needs. • Diagnose and resolve technical issues affecting desktops, peripherals, applications, and other end-user systems. • Maintain accurate incident records, document work performed in detail, and track time consistently within support tickets. • Escalate unresolved or higher-impact issues to appropriate internal teams and follow through to completion. • Partner with employees and corporate IT groups to address advanced technical concerns and ensure effective communication throughout the support process. • Perform routine system upkeep, including software installations, patching activities, equipment replacement planning, and secure device retirement. • Support identity and permissions administration, backup-related activities, disaster recovery testing, and assigned project-based tasks. • Provide basic telecom, network, and connectivity troubleshooting to help maintain reliable site operations.
2026-10-07T00:00:00Z

Systems Administrator

Oklahoma City, OK
onsite
Permanent / Full Time
120000 - 170000 USD / Yearly
An Oklahoma-based company is seeking an experienced Salesforce Administrator to configure, support, maintain, and optimize its Salesforce environment. This role will be responsible for ensuring the platform effectively supports business processes, user needs, reporting requirements, and overall system performance. The ideal candidate will bring strong hands-on Salesforce administration experience, along with prior experience in a financial services environment. Responsibilities-<ul><li>Configure, administer, and maintain the Salesforce platform to support business operations</li><li>Optimize the Salesforce environment for usability, scalability, and performance</li><li>Manage user setup, profiles, roles, permissions, workflows, validation rules, dashboards, and reports</li><li>Support end users by troubleshooting issues, resolving system challenges, and providing ongoing guidance</li><li>Partner with stakeholders to gather business requirements and translate them into effective Salesforce solutions</li><li>Identify opportunities for process improvement, automation, and system enhancement</li><li>Maintain data integrity through regular audits, cleanup, and governance best practices</li><li>Support integrations, system updates, testing, and deployment activities</li><li>Create and maintain documentation related to system configuration, processes, and user training</li><li>Serve as a key resource for Salesforce best practices and platform optimization</li></ul>
2026-10-15T00:00:00Z

Systems Administrator

Houston, TX
onsite
Temporary to Hire
42.75 - 49.5 USD / Hourly
We are looking for a Systems Administrator to support daily IT operations and provide advanced technical assistance for users and internal teams in Houston, Texas. This contract position with potential for a permanent role is ideal for someone who can balance hands-on troubleshooting with process improvement, documentation, and cross-functional collaboration. The role will focus on maintaining stable support services, strengthening operational efficiency, and contributing to infrastructure and security-related initiatives. Responsibilities: • Address escalated technical issues with urgency, diagnosing complex problems and restoring services with minimal impact to business activities. • Serve as a key resource for higher-level support matters by guiding frontline staff, handling second-level support ownership, and sharing practical troubleshooting knowledge. • Administer and enhance IT service management platforms to improve ticket flow, service quality, and team effectiveness. • Develop and update internal support materials, including standard procedures, knowledge articles, and technical reference documentation. • Partner with infrastructure, security, application, and external support teams to resolve recurring issues and improve overall service delivery. • Track service desk trends and performance data, then recommend adjustments that strengthen response times and operational processes. • Contribute to technical initiatives such as platform upgrades, software rollouts, and security-focused projects across the environment. • Provide in-person deskside assistance for end users when issues require hands-on support beyond externally managed services.
2026-10-14T00:00:00Z

Systems Administrator

Morrisville, VT
onsite
Permanent / Full Time
60000 - 85000 USD / Yearly
We're seeking a hands-on Systems & Network Administrator to support and maintain an organization's IT infrastructure. This role will be responsible for managing servers, networks, security, cloud services, and end-user support while helping drive technology improvements across the business. Key Responsibilities:<ul><li>Administer and support Windows servers, Active Directory, Microsoft 365, networking, and virtualization environments.</li><li>Monitor system performance, troubleshoot infrastructure issues, and ensure security best practices are followed.</li><li>Manage backups, disaster recovery processes, system upgrades, and hardware/software deployments.</li><li>Provide technical support to users and collaborate with stakeholders on IT projects and initiatives.</li></ul> This is an excellent opportunity to join a stable organization where you'll have a broad impact on technology strategy and day-to-day operations while working in Vermont's beautiful Lamoille County region.
2026-10-06T00:00:00Z

Systems Administrator

Atlanta, GA
onsite
Temporary / Contract
38 - 46 USD / Hourly
The Systems Administrator is responsible for maintaining, securing, and supporting the organization's server, cloud, identity, virtualization, and enterprise infrastructure. This role will work across Microsoft and cloud environments to ensure systems remain available, secure, scalable, and properly automated.The ideal candidate combines traditional Windows/Linux systems administration with modern cloud, identity, automation, and infrastructure-as-code skills.Key Responsibilities<ul><li>Administer Windows Server and/or Linux environments.</li><li>Manage Active Directory, Group Policy, DNS, DHCP, and enterprise identity services.</li><li>Administer Microsoft Entra ID and Microsoft 365 environments.</li><li>Manage virtual infrastructure using VMware or Hyper-V.</li><li>Support Azure and/or AWS cloud infrastructure.</li><li>Monitor server health, system performance, capacity, and availability.</li><li>Manage patching, backups, disaster recovery, and system maintenance.</li><li>Automate administrative tasks using PowerShell, Python, or Bash.</li><li>Manage servers, endpoints, permissions, certificates, and service accounts.</li><li>Troubleshoot infrastructure, application, storage, and network-related issues.</li><li>Implement security hardening and vulnerability remediation.</li><li>Maintain technical documentation, diagrams, procedures, and runbooks.</li><li>Participate in infrastructure upgrades, migrations, and cloud modernization initiatives.</li></ul>
2026-10-05T00:00:00Z

Systems Administrator

South Burlington, VT
onsite
Permanent / Full Time
80000 - 120000 USD / Yearly
We are seeking a Senior Systems Administrator to play a key role in maintaining, securing, and optimizing our client's enterprise infrastructure. The ideal candidate is a hands-on technical professional who enjoys solving complex infrastructure challenges, improving automation, and helping drive modernization across cloud and on-premises systems. Responsibilities<ul><li>Administer and support Microsoft 365 services including Exchange Online, Entra ID (Azure AD), Teams, SharePoint Online, and OneDrive.</li><li>Manage endpoint deployment, configuration, compliance, and lifecycle management using Microsoft Intune and MDM solutions.</li><li>Maintain and troubleshoot Windows Server infrastructure, Active Directory, Group Policy, DNS, DHCP, and file services.</li><li>Support and administer Linux servers for application hosting, monitoring, and system maintenance.</li><li>Implement and maintain security controls across the environment, including MFA, Conditional Access, endpoint protection, vulnerability remediation, and identity governance.</li><li>Monitor infrastructure performance, availability, and security utilizing enterprise monitoring and logging tools.</li><li>Participate in security audits, risk assessments, incident response, and remediation efforts.</li><li>Manage user provisioning, access control, and role-based security policies.</li><li>Assist with backup, disaster recovery, and business continuity planning.</li><li>Develop and maintain system documentation, procedures, and technical standards.</li><li>Support infrastructure projects including migrations, upgrades, cloud adoption initiatives, and automation efforts.</li><li>Collaborate with vendors, business stakeholders, and internal IT teams to resolve issues and implement new technologies.</li></ul>
2026-09-24T00:00:00Z

Systems Administrator

Charlotte, NC
onsite
Temporary / Contract
40 - 50 USD / Hourly
We are looking for a Systems Administrator to support a manufacturing organization in Charlotte, North Carolina with a strong focus on Microsoft 365, identity services, and endpoint administration. This Long-term Contract opportunity is ideal for a hands-on detail-oriented individual who can quickly assess technical environments, resolve complex issues, and deliver practical improvements with limited supervision. The role begins with a significant onsite presence and transitions into a hybrid schedule as business needs evolve. Responsibilities: • Direct directory services and identity-related work tied to domain consolidation activities, ensuring a smooth user experience during environment changes. • Administer core Microsoft 365 platforms, including Exchange Online, Entra ID, licensing, mailbox support, and user account governance. • Guide user movement across separate domains and cloud environments while maintaining secure access and operational continuity. • Review current infrastructure and recommend enhancements that strengthen reliability, security, and day-to-day efficiency. • Investigate and resolve advanced issues involving authentication, system performance, user access, and connected endpoint services. • Provide technical support across infrastructure and end-user computing, acting as a key resource for systems and device-related needs. • Execute laptop setup, deployment, configuration, and user migration tasks for approximately 60 internal employees. • Partner with operations leadership to prioritize work, communicate technical findings clearly, and carry initiatives forward as an independent contributor. • Apply security and compliance expectations in daily administration activities, including follow-up actions related to audit-driven standards.
2026-10-08T00:00:00Z

Systems Administrator

Franklin, TN
onsite
Permanent / Full Time
65000 - 80000 USD / Yearly
We are seeking a hands-on Systems Administrator to support a growing technology environment spanning cloud-based applications, networking, end-user support, physical infrastructure, telecommunications, and vendor-managed systems.This position is ideal for someone who enjoys variety and is comfortable troubleshooting both technical systems and physical equipment. The organization is looking for someone they can invest in and develop long term, so candidates do not need to have experience with every technology listed below. What You’ll Be Doing:<ul><li>Administer and support Azure, Entra, VMs, SSO, and certificates</li><li>Troubleshoot systems, applications, networking, hardware, and mobile devices</li><li>Support cloud/SaaS platforms such as NetSuite, Zoho, Asana, Dropbox, and Zendesk</li><li>Manage user access and resolve day-to-day support tickets</li><li>Support Microsoft Teams, Zoom, cameras, conference room technology, and Apple TV</li><li>Assist with networking and connectivity, including Starlink and fiber</li><li>Work with external technology vendors and manage vendor relationships</li><li>Support telecom equipment and other physical technology</li><li>Assist with equipment procurement and deployment</li><li>Work across both cloud systems and hands-on IT infrastructure</li></ul>
2026-09-24T00:00:00Z

Systems Administrator

Nashville, TN
onsite
Temporary / Contract
35 - 40 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>
2026-10-14T00:00:00Z

Systems Administrator

Park City, UT
remote
Temporary / Contract
35.625 - 41.25 USD / Hourly
We are looking for a Systems Administrator to join a contract engagement based in Park City, Utah. This role is suited for an experienced Windows infrastructure specialist who can evaluate legacy server environments, uncover operational dependencies, and provide clear recommendations for next steps. The assignment will focus on assessing existing systems, documenting their business purpose, and helping stakeholders decide whether platforms should remain in place, be moved, or be retired. Responsibilities: • Conduct a detailed review of legacy Windows servers to determine their current role, usage, and operational status across the environment. • Investigate hosted applications, background services, and system dependencies to build an accurate picture of each server's function. • Partner with technical and business stakeholders to confirm which business processes rely on identified infrastructure. • Document findings from discovery activities and translate technical details into practical recommendations for retention, migration, or decommissioning. • Analyze Active Directory and Windows domain relationships to identify connectivity, access, and dependency considerations. • Assess server configurations and supporting components, including Microsoft Azure, Kaseya, and SQL Server-related environments where applicable. • Create clear inventories, assessment summaries, and risk notes to support future infrastructure modernization planning. • Provide informed guidance on remediation priorities and next-step actions based on the condition and relevance of legacy systems.
2026-10-19T00:00:00Z

Systems Administrator

Phoenix, AZ
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are hiring a Systems Administrator to provide day-to-day support for core infrastructure systems. This individual will be responsible for maintaining server environments, troubleshooting technical issues, and supporting end-user technology operations.Responsibilities<ul><li>Administer Windows Server, Active Directory, and Microsoft 365 environments.</li><li>Maintain user accounts, permissions, and security groups.</li><li>Perform system monitoring, maintenance, and patch management.</li><li>Troubleshoot server, application, and infrastructure issues.</li><li>Support backup, recovery, and endpoint management solutions.</li><li>Assist with network troubleshooting and connectivity issues.</li><li>Document support procedures and system configurations.</li><li>Provide Tier II/III technical support when necessary.</li></ul>
2026-10-16T00:00:00Z

Systems Administrator

the Woodlands, TX
onsite
Temporary / Contract
42.75 - 49.5 USD / Hourly
We are looking for a Systems Administrator to support and maintain core infrastructure in The Woodlands, Texas. This Long-term Contract position is ideal for someone who can manage day-to-day server and desktop environments while helping ensure reliable access, security, and performance across key systems. The role will focus on administration of Windows-based platforms, user access services, and endpoint technologies in a fast-paced IT environment. Responsibilities: • Administer and maintain Active Directory services, including user accounts, group policies, permissions, and directory structure management. • Support Microsoft Windows Server environments by monitoring system health, applying updates, and resolving operational issues. • Provide technical administration for Windows 10 endpoints, ensuring consistent performance, patch compliance, and user support readiness. • Manage and troubleshoot Citrix-based access solutions to help maintain secure and dependable connectivity for end users. • Perform hardware support and coordination for Dell Technologies equipment, including setup, maintenance, and issue resolution. • Investigate system incidents and service disruptions, identify root causes, and implement timely corrective actions. • Maintain system documentation, configuration records, and administrative procedures to support operational continuity. • Partner with internal IT teams to improve infrastructure stability, security practices, and overall user experience.
2026-10-13T00:00:00Z

Systems Administrator

O Fallon, MO
onsite
Permanent / Full Time
70000 - 85000 USD / Yearly
We're partnering with a growing organization seeking a Systems Administrator to join their close-knit IT team. This is a great opportunity for someone with a solid foundation in Microsoft technologies who enjoys hands-on infrastructure work and wants to continue growing their skills.You'll work alongside experienced IT professionals supporting a Microsoft-focused environment while gaining exposure to new technologies, infrastructure projects, and emerging Microsoft AI solutions. This is an onsite role that does require 1 Saturday a month virtual for pushing updates What You'll Be Doing<ul><li>Administer and support Microsoft 365 and Exchange Online</li><li>Maintain and troubleshoot Windows Server environments</li><li>Manage Active Directory and Entra ID user accounts, groups, and permissions</li><li>Assist with onboarding, offboarding, and access management</li><li>Monitor system health, performance, and availability</li><li>Perform server patching, upgrades, and routine maintenance</li><li>Support backup and recovery processes</li><li>Troubleshoot infrastructure and end-user issues</li><li>Assist with administration of the company's 3CX VoIP environment</li><li>Participate in infrastructure improvements and technology implementations</li><li>Explore and evaluate new Microsoft technologies, including AI-related initiatives</li></ul>
2026-10-14T00:00:00Z

Systems Administrator

Santa Cruz, CA
onsite
Temporary / Contract
47.5 - 55 USD / Hourly
We are looking for an experienced Desktop Support to provide hands-on technical support in Santa Cruz, California. This Contract position focuses on endpoint administration, user support, and systems management across a primarily onsite environment. The ideal candidate will bring strong expertise in Microsoft and Apple device support, directory services, and enterprise infrastructure tools while ensuring reliable day-to-day operations. Responsibilities:• Deliver onsite support for Windows and Mac devices, including setup, troubleshooting, and ongoing administrative assistance.• Manage device enrollment and policy application through Intune to maintain secure and consistent endpoint configurations.• Administer Active Directory and Windows Server environments, supporting user accounts, access controls, and system stability.• Assist with domain alignment activities, including UPN updates and device or user enrollment into the appropriate environment when required.• Support Microsoft Windows 10 endpoints by resolving operating system, configuration, and performance issues.• Maintain and troubleshoot Dell hardware used across the organization, coordinating repairs or replacements as needed.• Provide support for Citrix-based access and desktop solutions to help users remain productive.• Collaborate with local staff and technical teams to resolve infrastructure and endpoint issues for an environment serving approximately 225 users.
2026-10-12T00:00:00Z

Systems Administrator

Milwaukee, WI
onsite
Permanent / Full Time
70000 - 80000 USD / Yearly
Robert Half is partnering with a well-established technology organization in the Milwaukee area to help them hire an experienced Systems Administrator. This role is responsible for maintaining server, virtualization, identity, database, and application-hosting technologies while helping ensure systems remain secure, reliable, and available for both internal teams and external customers. This is a hands-on position for someone who enjoys troubleshooting, automation, infrastructure improvement, and working across a broad range of technologies. What You'll Be Doing<ul><li>Administer and support Windows Server environments across production and non-production systems</li><li>Manage Active Directory, Group Policy, user access, and identity-related services</li><li>Support Microsoft SQL Server environments, including maintenance, backups, and recovery processes</li><li>Configure and maintain virtualization platforms such as VMware, Citrix, and Remote Desktop Services</li><li>Support web and application hosting technologies including IIS, Tomcat, and related services</li><li>Monitor system performance, availability, and security while proactively addressing issues</li><li>Develop and maintain automation and scripting solutions using PowerShell and other tools</li><li>Troubleshoot infrastructure, application, and network-related problems</li><li>Create and maintain technical documentation, procedures, and system configurations</li><li>Participate in an on-call rotation and assist with incident response when needed</li></ul>
2026-10-20T00:00:00Z

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

Deerfield Beach, FL
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are seeking a Systems Administrator to join an IT team in Deerfield Beach, Florida on a contract-to-hire basis. This opportunity is well suited for a hands-on infrastructure professional with strong experience supporting daily operations across server administration, virtualization, backup, and recovery. Responsibilities:<ul><li>Administer and support virtual server environments, with a primary focus on Hyper-V, to ensure optimal performance, stability, and timely resolution of technical issues.</li><li>Maintain and troubleshoot VMware ESXi infrastructure within a mixed virtualization environment.</li><li>Manage backup, restore, and recovery operations using Veeam to safeguard critical systems and business data.</li><li>Perform Windows Server administration, including patching, maintenance, performance monitoring, and overall system support.</li><li>Support disaster recovery preparedness by testing recovery procedures and assisting with infrastructure incident response as needed.</li><li>Provide support for core cloud, security, and networking operations to help ensure a secure and reliable production environment.</li><li>Diagnose infrastructure outages and performance issues, determine root causes, and implement corrective actions to improve system reliability.</li><li>Lead or assist with infrastructure upgrades, migrations, and operational initiatives, while maintaining clear documentation of work completed and results achieved.</li></ul>
2026-10-01T00:00:00Z

Systems Administrator

Dania Beach, FL
onsite
Temporary / Contract
35 - 40 USD / Hourly
We are seeking an experienced Systems Administrator to support and troubleshoot production infrastructure in a hands-on environment. This role requires strong technical depth across virtualization, backup and disaster recovery, Windows Server, and core cloud, security, and networking technologies.Key Responsibilities<ul><li>Administer and troubleshoot Hyper-V</li><li>Support VMware ESXi environments</li><li>Manage Veeam backups, restores, and disaster recovery processes</li><li>Perform hands-on Windows Server administration</li><li>Support infrastructure across cloud, security, and networking</li><li>Troubleshoot production issues, outages, and performance problems</li><li>Assist with infrastructure upgrades, migrations, and improvements</li></ul>
2026-10-13T00:00:00Z

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

Martinez, CA
onsite
Temporary to Hire
45 - 60 USD / Hourly
Robert Half is looking for a Systems Administrator to support and maintain a complex enterprise technology environment in California. This Systems Administrator opportunity is ideal for a hands-on technical professional with strong experience in Windows Server, VMware, Active Directory, networking, and infrastructure support. The Systems Administrator will be responsible for maintaining critical systems, troubleshooting escalated technical issues, supporting infrastructure projects, and improving the reliability, performance, and security of enterprise technology. This position requires someone who can work independently, collaborate with senior technical staff, and provide exceptional support to end users. This Systems Administrator Role is an onsite position out of Martinez, Ca and has the potential to go fulltime. Responsibilities:<ul><li>Administer, configure, and maintain enterprise infrastructure, including Windows servers, VMware virtual environments, Active Directory, networks, VPNs, firewalls, and storage systems.</li><li>Support the installation, configuration, testing, maintenance, and troubleshooting of physical and virtual servers, network devices, and enterprise applications.</li><li>Manage Windows Server environments, including Active Directory, Group Policy, DNS, DHCP, file services, and user account administration.</li><li>Support VMware virtualization technologies, including vCenter, vSphere, vMotion, and virtual machine management.</li><li>Troubleshoot complex hardware, software, network connectivity, application access, and system performance issues.</li><li>Perform routine infrastructure maintenance, including system backups, patch management, operating system upgrades, security updates, and performance optimization.</li><li>Monitor infrastructure health, network security, and system availability while identifying and resolving potential issues.</li><li>Administer Microsoft 365, Exchange, and related cloud-based services to support enterprise communications and collaboration.</li><li>Support network infrastructure, including LAN/WAN environments, switches, routers, wireless connectivity, firewalls, and VoIP systems.</li><li>Assist with storage administration, disaster recovery processes, data protection, and system restoration activities.</li><li>Utilize PowerShell and other scripting tools to automate administrative tasks and improve operational efficiency.</li><li>Serve as a second-level escalation resource for technical support issues involving servers, networks, applications, and end-user systems.</li><li>Collaborate with internal teams, technical leadership, and external vendors on infrastructure improvements and technology implementations.</li><li>Develop and maintain technical documentation, system configurations, troubleshooting procedures, and operational guidelines.</li><li>Identify opportunities to improve infrastructure reliability, security, automation, and overall IT service delivery.</li></ul>
2026-10-14T00:00:00Z

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

Cybersecurity Engineer

Nashville, TN
onsite
Temporary / Contract
70 - 82 USD / Hourly
Robert Half is seeking a skilled Cybersecurity Engineer to join our client's IT security team. In this role, you will be responsible for designing, implementing, and maintaining security solutions that protect the organization's networks, systems, applications, and data. The ideal candidate will have experience with security architecture, threat prevention, incident response, vulnerability management, and cloud security.This contract opportunity offers the chance to work on critical cybersecurity initiatives while helping strengthen the organization's overall security posture. Key Responsibilities<ul><li>Security Infrastructure: Design, implement, and maintain security technologies including firewalls, intrusion detection/prevention systems (IDS/IPS), endpoint protection, VPNs, and web security solutions.</li><li>Threat Detection & Response: Monitor security alerts, investigate incidents, perform root cause analysis, and implement corrective actions.</li><li>Vulnerability Management: Conduct vulnerability assessments, security audits, penetration testing coordination, and remediation activities.</li><li>Cloud Security: Secure cloud environments including Microsoft Azure, AWS, or Google Cloud Platform by implementing best practices and security controls.</li><li>Security Architecture: Assist in designing secure network, server, and application architectures to reduce organizational risk.</li><li>Identity & Access Management: Support access control initiatives, privileged access management, multi-factor authentication, and identity governance processes.</li><li>Compliance & Governance: Ensure security controls align with regulatory requirements and industry standards such as NIST, ISO 27001, HIPAA, PCI-DSS, and SOC 2.</li><li>Security Automation: Develop and maintain automation scripts and tools to improve security monitoring, threat detection, and response capabilities.</li><li>Documentation: Create and maintain security policies, procedures, standards, and technical documentation.</li><li>Collaboration: Work closely with IT, infrastructure, development, and business teams to integrate security into technology initiatives.</li></ul>
2026-10-14T00:00:00Z

Cyber Security Engineer

Memphis, TN
onsite
Temporary / Contract
110000 - 150000 USD / Yearly
<ul><li>Monitor security events, alerts, and logs from various security platforms and systems.</li><li>Investigate potential threats, suspicious activity, and security incidents.</li><li>Support the operation and optimization of security monitoring and detection capabilities.</li><li>Develop and maintain alerting, escalation, and response procedures.</li><li>Analyze emerging threat trends and recommend appropriate defensive measures.</li><li>Participate in incident detection, containment, eradication, and recovery efforts.</li><li>Conduct forensic investigations and root-cause analysis following security incidents.</li><li>Coordinate with internal stakeholders and external partners during security events.</li><li>Document incident findings, lessons learned, and remediation recommendations.</li><li>Assist in the development and testing of incident response plans and playbooks.</li><li>Perform vulnerability assessments and coordinate remediation activities.</li><li>Evaluate security findings and prioritize risks based on impact and likelihood.</li><li>Collaborate with infrastructure, application, and operations teams to resolve vulnerabilities.</li><li>Validate remediation efforts through testing and follow-up assessments.</li><li>Support penetration testing activities and security reviews.</li><li>Design, implement, and maintain security controls across networks and systems.</li><li>Review network architectures and recommend improvements to reduce security risk.</li><li>Support segmentation, secure connectivity, remote access, and perimeter security initiatives.</li><li>Harden systems and services according to security standards and best practices.</li><li>Evaluate infrastructure changes for potential security implications.</li><li>Assist with the design and implementation of cloud security controls and policies.</li><li>Monitor cloud environments for security risks and configuration issues.</li><li>Support identity, access, encryption, and workload security initiatives.</li><li>Conduct cloud security assessments and recommend remediation strategies.</li><li>Collaborate with cloud and engineering teams to implement security-by-design principles.</li><li>Support user provisioning, privileged access controls, and authentication solutions.</li><li>Participate in access reviews and governance initiatives.</li><li>Implement and maintain identity security controls, including multi-factor authentication.</li><li>Monitor for unauthorized access attempts and suspicious account activity.</li><li>Assist with role-based access control and least-privilege enforcement.</li><li>Conduct security risk assessments for systems, projects, and third-party relationships.</li><li>Assist with policy development, security standards, and governance initiatives.</li><li>Support audit readiness and compliance-related activities.</li><li>Track remediation plans and provide security recommendations to stakeholders.</li><li>Promote security awareness and secure practices across the organization.</li><li>Design and implement technical security controls and solutions.</li><li>Evaluate new technologies and security tools.</li><li>Participate in architecture reviews for infrastructure, applications, and cloud platforms.</li><li>Develop automation and process improvements to increase security efficiency.</li><li>Create and maintain security documentation, procedures, and technical standards.</li></ul>
2026-10-13T00:00:00Z

Cyber Security Engineer

Plano, TX
onsite
Temporary to Hire
51.4615 - 59.587 USD / Hourly
We are looking for a Cyber Security Engineer to support and strengthen enterprise security operations in Plano, Texas. This permanent opportunity is ideal for a hands-on security specialist who can blend engineering expertise with incident response, data protection, and infrastructure security. The role will contribute to the design of resilient security controls, advance detection and response capabilities, and partner across teams to improve overall cyber defense maturity. Responsibilities: • Build, deploy, and refine enterprise security technologies that protect networks, endpoints, cloud resources, and sensitive information. • Drive technical ownership of core security platforms such as secure access solutions, firewalls, SIEM tools, endpoint security, and related defensive controls. • Establish and maintain security architecture guidelines, technical standards, and hardened configuration practices aligned with Zero Trust principles. • Lead complex cyber investigations, coordinate response activities, perform threat hunting, and determine root causes for security events. • Create and enhance detection content, correlation logic, and automated workflows to improve visibility and speed of response across security systems. • Direct data protection and insider risk initiatives, including policy development and tuning across Microsoft 365, endpoints, and cloud environments. • Review network security designs and configuration changes, offering expert guidance on segmentation, VPNs, secure access, and broader infrastructure protection strategies. • Oversee vulnerability assessment efforts, prioritize remediation plans, support audit readiness, and help address compliance obligations across applicable frameworks. • Mentor less experienced team members while communicating technical risks, recommendations, and project updates to business and technology stakeholders. • Maintain clear documentation such as standards, procedures, runbooks, and architecture artifacts while identifying opportunities to improve automation and operational efficiency.
2026-09-30T00:00:00Z

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