Senior Linux Administrator Jobs in Fairfax, VA

Unlock your potential as a Systems Administrator, optimizing mission-critical systems in a secure environment. Leverage your skills in cloud infrastructure, automation, and Linux to enhance collaborat...

Champion vulnerability remediation and system hardening in a diverse enterprise environment. Collaborate with INFOSEC to ensure compliance, drive execution, and maintain security across Windows and Li...

Elevate mission-critical infrastructure by managing secure systems and ensuring optimal performance for servers and networks while supporting classified IT operations...

Empower enterprise networks by providing expert administration in a dynamic hybrid cloud environment. Enhance infrastructure performance and security while ensuring reliable support and documentation...

Advance web development projects by creating secure, scalable applications while collaborating with cross-functional teams to deliver optimal user experiences and ensure adherence to quality standards...

Join a team that empowers innovation by designing and managing Windows and Linux systems for cutting-edge research. Collaborate to enhance infrastructure and deliver high-performance solutions that me...

Join a dynamic team as a cloud engineer, driving enterprise infrastructure operations with Linux and AWS. Collaborate across teams to enhance services and ensure security in a fast-paced, innovative e...

Advance technical leadership in Linux service delivery, driving strategic direction, operational excellence, and team development. Collaborate with clients and senior management to enhance performance...

Provide full operational management of high-performance computing systems, ensuring optimal performance and security. Collaborate with teams to troubleshoot complex challenges while maintaining a proa...

Contribute to network performance by managing Cisco Meraki devices and Windows servers. Troubleshoot complex issues, ensure security compliance, and optimize infrastructure. Engage with IT staff to su...

Empower the Intelligence Community by delivering critical systems administration across multiple networks. Collaborate with a diverse team to enhance IT services and ensure operational excellence, pro...

Shape the future of IT support by managing critical systems for 600+ users. Engage in troubleshooting, system administration, and documentation while ensuring seamless operations in a dynamic environm...

Help us innovate in secure infrastructure management by leveraging your expertise in cloud environments, storage, and virtualization. Collaborate on advanced networking solutions while ensuring robust...

Solve complex computing challenges by managing large-scale HPC and storage systems, ensuring optimal performance, security, and user support in a collaborative, high-performing environment...

Inspire and support secure network operations for critical government systems by managing computer systems, enhancing cybersecurity measures, and leading IT teams to ensure compliance with national se...

Unlock potential by joining our team as you maintain, secure, and optimize Linux systems for cyber investigations and operations, ensuring peak performance and minimal downtime, while contributing inn...

Drive operations excellence by managing IT systems, providing Tier 1 and 2 support, and troubleshooting various technologies. Contribute to optimization of system performance and enhance user experien...

Transform your career with a dynamic role focused on systems administration, requiring expertise in Linux, VMWare, and automation. Engage in configurations and security management while collaborating...

Join a team that supports critical cyber operations and enterprise IT for the Army National Guard. Leverage your skills to maintain system performance, ensure compliance, and contribute to mission rea...

Empower critical IT operations by leveraging Linux expertise to optimize system performance, security, and reliability. Collaborate with cross-functional teams to enhance infrastructure capabilities a...

Join a dynamic team to enhance IT systems management, support troubleshooting, and ensure operational excellence across a secure environment, optimizing performance and user experience while engaging...

Optimize IT systems through effective implementation, troubleshooting, and maintenance. Deliver daily operational support for diverse infrastructures while ensuring system reliability and performance...

Champion the optimization of on-premises and cloud Kubernetes environments, ensuring application scalability and reliability while integrating with CI/CD pipelines for enhanced efficiency and performa...

Unlock your potential as you support critical communication systems in a dynamic 24/7 environment. Provide Tier 2 assistance and manage team operations while ensuring seamless IT performance across a...

Optimize system operations and enhance security protocols, ensuring resilience and efficiency. Engage with advanced troubleshooting and network configuration in a dynamic environment, supporting criti...