Senior Linux Administrator Jobs in Dahlgren, VA

Champion enterprise Linux & Windows infrastructure, delivering Tier III support across datacenters while ensuring peak performance and security. Collaborate with teams to optimize system efficiency an...

Advance your career as a Systems Administrator, providing critical technical support while delivering excellent customer service. Engage with users and ensure seamless operation of hardware and softwa...

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...

Join a team that’s dedicated to managing and securing complex systems, ensuring optimal performance and compliance for critical federal projects involving Microsoft Windows and Linux environments...

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...

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...

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...

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...

Join our team to implement and manage enterprise network infrastructure, ensuring secure connectivity and optimal performance for a large-scale operation serving over 120,000 users across diverse loca...

Join us to leverage your Windows Server expertise in a dynamic role focused on infrastructure management, security compliance, and customer-driven solutions. You'll play a key part in optimizing perfo...

Grow your career with us as a Systems Administrator, where you'll support and enhance user experience in a complex Windows environment while tackling troubleshooting, installations, and IT administrat...

Innovate and implement robust network solutions by maintaining computing environments, analyzing network requirements, and enhancing performance across various architectures to ensure optimal connecti...

Drive technical leadership by overseeing Windows systems administration for mission-critical environments, ensuring operational excellence while providing Tier 2 and 3 support and managing a skilled t...