Linux System Administrator Jobs in Arlington, VA

Elevate your career by managing crucial Linux systems and container environments. Leverage your expertise in automation and security, while mentoring your team to optimize mission-critical networks an...

Help us enhance our federal enterprise by managing Microsoft 365 and Azure systems. You'll lead migrations, administer identities, and automate tasks while ensuring security and compliance in a hybrid...

Unlock potential by spearheading innovative satellite systems engineering initiatives that support vital defense programs, guiding projects from conception to successful operation through collaboratio...

Champion innovative solutions by leading systems engineering for LEO programs, collaborating with teams on mission effectiveness, sensor performance, and project management to ensure seamless operatio...

Engineer your future as a critical technology enabler for space systems, driving innovations in acquisition documentation, cybersecurity, and technical support to enhance mission operations and perfor...

Join a team that's dedicated to troubleshooting complex technical issues and enhancing product reliability in military applications, leveraging your electrical engineering expertise and hands-on exper...

Lead the charge in transitioning enterprise infrastructure to a modern Azure environment. Oversee a diverse team managing critical operations, data center closures, and cloud migrations while ensuring...

Lead the charge in modernizing enterprise infrastructure as you manage cloud and server operations, guiding a talented team to ensure reliability, compliance, and successful migrations to Azure Govern...

Grow your career with a key leadership role managing cloud and infrastructure modernization while ensuring high performance across hybrid environments. Drive critical projects including cloud migratio...

Drive the evolution of secure AI/ML software solutions by developing highly automated CI/CD pipelines, enabling efficient testing within mission-critical environments. Collaborate across multidiscipli...

Champion the G-3/5/7 Information Security Program by delivering training, managing policies, and ensuring compliance with security protocols across diverse domains to safeguard classified information...

Transform the operational landscape by managing and analyzing critical data, ensuring data integrity and accessibility while supporting mission assurance initiatives in a secure environment. Collabora...

Join a team that's committed to managing critical data for mission assurance. Your expertise will drive data validation, organization, and analysis in a secure environment, supporting decision-making...

Join us in shaping the future of cloud communications as a lead architect, guiding the migration and administration of Microsoft Exchange in hybrid environments, ensuring security and high availabilit...

Lead the design and implementation of secure system architectures while ensuring compliance with DoD and cybersecurity regulations. Collaborate with cross-functional teams to address vulnerabilities a...

Drive the charge in building secure, scalable AWS infrastructures and CI/CD pipelines. Lead cloud operations and automation efforts to enhance organizational efficiency and compliance while fostering...

Lead the engineering and integration of enterprise electronic security systems. Enhance operational effectiveness and cybersecurity. Drive modernization efforts and ensure system performance across di...

Drive strategic program management for key managed services clients, ensuring effective service delivery, governance, and risk management. Build trusted relationships with stakeholders and lead cross...

Elevate software solutions by designing and developing microservices-based applications using Java. Collaborate with teams to ensure high code quality and scalability while enhancing development proce...

Pioneer innovative network solutions while leading infrastructure design and enhancements. Leverage expertise to ensure compliance and optimal performance across complex IT environments, driving high...

Lead integration initiatives in complex, mission-critical environments by collaborating with stakeholders, managing requirements, and ensuring seamless interoperability across diverse systems and plat...

Build web-based environmental data management solutions by guiding software development, troubleshooting user issues, and providing technical leadership. Collaborate closely with team members to enhan...

Elevate secure development practices as you build and manage AWS GovCloud platforms, ensuring compliance and operational efficiency through GitLab CI/CD innovations, all while supporting ML capabiliti...

Join a team that's dedicated to ensuring top-tier data center operations by maintaining critical systems, executing efficient repairs, and supporting mission critical infrastructure for optimal servic...

Unlock potential by leading integration and testing for Navy EW systems. Collaborate with teams to ensure product quality and performance in support of advanced military operations. Drive excellence i...