Senior Linux Administrator Jobs in Reston, VA

Drive high-performance computing services by managing complex IT systems, enhancing sustainment capabilities, and optimizing system operations, while providing tiered support to users and maintaining...

Provide exceptional IT systems support by managing infrastructure, troubleshooting issues, and enhancing performance within a secure environment. Engage with users, diagnose complex problems, and deli...

Optimize cloud engagement kits for rapid deployment and secure operations, providing essential support for the nation's cybersecurity efforts by ensuring mission-critical systems are available and rel...

Empower collaboration and innovation by supporting systems integration tasks, engaging with counterparts, and ensuring seamless dataflows within complex projects. Drive operational excellence in a dyn...

Unlock potential by supporting system integration and design tasks with collaborative teams, validating systems, and ensuring seamless data flows across SIGINT systems and components...

Drive the operational excellence of IT systems through support, troubleshooting, and maintenance. Manage network infrastructure while ensuring seamless user assistance and problem resolution in a dyna...

Support critical cybersecurity operations by executing Risk Management Framework activities, ensuring compliance for information systems across classified and unclassified environments, and collaborat...

Execute high-impact virtualization strategies by designing, implementing, and optimizing VMware solutions across a large enterprise, ensuring robust performance and security for mission-critical opera...

Drive enterprise IT systems engineering to support a fast-growing global company. Collaborate with cross-functional teams to deliver technology solutions and ensure security compliance while maintaini...

Drive automation initiatives to enhance system security evaluations and facilitate seamless project compliance and approvals while ensuring continuous monitoring and assessment in a dynamic environmen...

Manage complex system administration in a secure cloud environment, ensuring robust operations while collaborating with a dynamic team. Drive system updates, enhance performance, and support infrastru...

Transform the healthcare infrastructure for Veterans by leading modernization initiatives. Collaborate with diverse teams to design secure, scalable solutions and ensure compliance with federal standa...

Advance your career by developing and maintaining software for High Performance Computing systems in a dynamic Linux environment, utilizing your expertise to enhance system management infrastructure a...

Drive your career as a mid-level Software Engineer, developing high-performance computing solutions in a dynamic Linux environment while collaborating on innovative system management infrastructure...

Join a dynamic team to enhance education and training applications through Life Cycle Sustainment activities, maintaining and optimizing hybrid Windows/Linux systems while embracing cloud technology a...

Engage in designing and maintaining robust network infrastructure and datacenter environments, ensuring seamless client deployments and internal operations with hands-on expertise in routing, switchin...

Pioneer innovative endpoint management solutions, ensuring secure and seamless device provisioning across macOS, Windows, and mobile platforms. Drive automation while collaborating with IT and securit...

Launch your career as a System Administrator, managing and securing Windows platforms, automating operations, and ensuring compliance while supporting a diverse range of IT systems and collaborating o...

Join a dynamic team as a Classified Information Security Lead, overseeing the management and protection of Secret and Top-Secret data in diverse environments while ensuring compliance with federal reg...

Join our team to engineer and support innovative solutions in a Windows environment, enhance system deployment, and improve network operations while collaborating with various teams to ensure seamless...

Lead the charge in managing IT systems infrastructure, ensuring seamless operations, troubleshooting, and compliance while providing expert support for network devices and client/server solutions acro...

Manage cyber forensic investigations in cloud environments, enhancing security by analyzing threats and producing actionable insights. Collaborate with teams to respond to incidents, and optimize dete...

Join a team that's shaping engineering solutions for secure end-user computing, focusing on desktop builds across multiple operating systems. Collaborate in a dynamic environment while ensuring compli...

Join a dynamic team to manage IT systems' infrastructure and support operations. Tackle troubleshooting, maintenance, and user assistance while ensuring optimal performance and effective communication...

Join our team to optimize and maintain IT systems, providing hands-on support and troubleshooting for infrastructure, client/server networks and user operations, ensuring reliability and performance a...