Senior Linux Administrator Jobs in Fairfax, VA

Lead and support a complex federal IT and cybersecurity program, ensuring effective management, quality delivery, and stakeholder engagement across multidisciplinary teams in a national security conte...

Join a dynamic team to optimize enterprise network infrastructure through lifecycle replacement initiatives. Drive technological refresh efforts while ensuring compliance with industry standards and c...

Join a team that's dedicated to developing secure web applications for DoD networks. Your expertise will drive mission success through innovative technical solutions and collaboration across various I...

Contribute to the development and modernization of secure applications within DoD OIG networks, utilizing cloud solutions and Agile practices to ensure compliance and security in hybrid IT environment...

Join a dedicated team as a product quality SYSTEM ENGINEER, driving the testing and validation of geospatial intelligence products. Collaborate with experts in imaging to enhance quality and communica...

Drive the integration of Kubernetes hosted services to enhance Cybersecurity Infrastructure, collaborating with teams to ensure seamless data flow and efficient service support for critical network de...

Transform your career by designing cutting-edge end-to-end solutions, focusing on backend architecture, React development, and AI-powered features for a modern collaboration platform while ensuring us...

Partner with us to lead complex engineering projects in national security. Collaborate across disciplines to design, architect, and deliver innovative systems that meet mission objectives, while mento...

Support the deployment and maintenance of critical environments for seamless operations. Collaborate within Agile teams to enhance deployment reliability and optimize infrastructure, leveraging contai...

Shape the future of IT capacity management by ensuring resources meet business demand in a regulated environment. Collaborate with teams to optimize performance, manage risks, and align strategies for...

Unlock potential by providing development support and technical evaluations for electric power generation projects. Collaborate on designs, risk assessments, and contract development while leading imp...

Discover the future of technology by driving innovative solutions in DevOps. Collaborate within Agile teams to deploy, maintain, and optimize cutting-edge environments while enhancing reliability and...

Optimize cybersecurity frameworks by leading incident resolution, monitoring, and engineering support. Design innovative solutions that ensure operational efficiency and compliance, while mitigating r...

Champion cybersecurity solutions for government systems, enhancing security measures and incident response management while driving innovative IT strategies for compliance with evolving policies and r...

Shape the future of cloud infrastructure by designing, securing, and optimizing advanced Kubernetes solutions. Lead impactful automation initiatives and mentor teams while ensuring compliance and perf...

Drive innovative Kubernetes solutions by configuring and securing AKS platforms. Collaborate cross-functionally to enhance infrastructure, deliver operational excellence, and mentor peers while ensuri...

Manage and enhance information systems security programs, ensuring compliance with policies and standards while overseeing daily security operations and risk assessments to protect classified informat...

Unlock your potential by leading the development and modernization of mission-critical applications. Collaborate on innovative solutions while guiding a dedicated team in a dynamic environment focused...

Join a team that's shaping the future of systems engineering through technical leadership, risk management, and collaborative efforts in mission systems integration and development. Drive project succ...

Pioneer modern network security by leading a dedicated team to create automated, identity-aware policies in a cloud-native fintech environment, enhancing protection of sensitive financial data across...

Lead the charge in developing intuitive UI and API for AI model discovery within the War Data Platform, enhancing access for military decision-makers across Unclassified to Top Secret environments...

Drive innovation by developing intuitive UI and APIs for AI model accessibility across security tiers, ensuring seamless integration and collaboration for operational decision-making and mission suppo...

Shape your career by leading a modern SOC, enhancing security operations, driving improvements, and ensuring effective incident management while collaborating with diverse teams to uphold cybersecurit...

Lead the implementation and testing of classification-marking tools for M365 applications, collaborating with developers to resolve user issues while documenting designs and improving system functiona...

Drive the future of High Performance Computing as a Senior Systems Engineer, providing technical direction and management support for a high-profile national security program, ensuring the success of...