UNIX System Administrator Jobs in Fairfax, VA

Shape the future of national security by enhancing cloud infrastructure and CI/CD practices. Collaborate with teams to improve GEOINT data access and streamline deployments while working in a dynamic...

Advance satellite operations by leading system development from design to deployment, ensuring effective project oversight and coordination among government stakeholders for innovative space programs...

Join a team that's dedicated to optimizing and scaling the infrastructure that powers millions of consumers daily. As a key player, you'll drive automation, enhance performance, and ensure robust syst...

Collaborate to transform Agile practices by managing and optimizing Jira SaaS implementations, ensuring seamless integration with enterprise systems while enhancing team productivity and project visib...

Empower technical excellence by mentoring peers, optimizing server/network environments, and ensuring operational compliance in a dynamic Data Center setting, driving continuous improvement and tech a...

Innovate and optimize PTC Windchill systems to support enterprise-wide PLM initiatives while ensuring stability and performance across engineering and manufacturing operations. Collaborate in a DevOps...

Join a dynamic team to improve and support ERP systems and cloud applications, focusing on aftermarket sales and service. Oversee system configurations, enhancements, and application efficiency for se...

Contribute to the administration of SharePoint environments, ensuring secure architecture and compliance while enhancing collaboration through Microsoft Power Platform solutions. Deliver responsive su...

Optimize data center operations by troubleshooting and maintaining server and network hardware. Collaborate with technical teams to ensure reliable cloud services, managing incident response and suppo...

Optimize project execution by supervising electrical work across multiple sites, ensuring adherence to safety, budget, and timelines. Be a key leader in delivering critical infrastructure projects whi...

Unlock potential by leading data engineering initiatives and overseeing software development within the Department of Defense, ensuring the effective application of AI and ML strategies to enhance cou...

Elevate your career by managing intricate network systems, solving complex connectivity issues, and optimizing performance for critical operations. Join us in enhancing infrastructure and ensuring cyb...

Join a team that's dedicated to safeguarding critical Air Force infrastructure through detailed cyber vulnerability assessments. Travel globally while utilizing cutting-edge technology to assess and e...

Lead the charge in directing field operations and ensuring project success. Oversee subcontractor coordination, safety compliance, and quality control for large-scale projects while fostering a safe a...

Engineer solutions by managing e-commerce and mainframe systems software. Drive the migration, installation, and troubleshooting of ISV products while ensuring performance and stability across diverse...

Drive transformative system engineering projects by defining, designing, and developing robust requirements while leading complex technical investigations to enhance software and hardware integrations...

Join a team that's redefining server management by delivering high-quality Linux administration and cloud support, ensuring robust security and compliance while utilizing innovative solutions to meet...

Transform the future of HPC systems through innovative software development, emphasizing reliability, performance, and scalability. Collaborate with a skilled team to design and maintain cutting-edge...

Shape the future of high-performance computing by leading software design, development, and maintenance for a cutting-edge distributed Metrics and Monitoring solution, ensuring optimal reliability and...

Engineer impactful mainframe systems, ensuring high performance and availability. Lead complex projects, mentor junior staff, and drive continuous improvements in a remote-oriented, collaborative data...

Build and enhance system engineering processes to ensure effective solutions that meet operational requirements, driving collaboration across teams and maintaining vision for system development and in...

Shape the future of engineering systems by defining requirements, supporting system development, and coordinating with teams to ensure solutions meet operational goals while assessing processes for st...

Support the Army National Guard's IT and cybersecurity operations by administering and maintaining identity services. Ensure compliance and security across both classified and unclassified networks wh...

Lead the charge in enhancing client security through strategic patch management, vulnerability remediation, and operational delivery. Collaborate with teams to optimize exposure reduction and drive im...

Transform vulnerability management through hands-on patching and remediation. Collaborate with clients to prioritize security issues and implement effective solutions across diverse environments while...