UNIX System Administrator Jobs in Arlington, VA

Elevate your career by building and scaling internal systems, collaborating with cross-functional teams, and enhancing IT infrastructure to deliver seamless access and support for employees' needs...

Elevate mission operations by ensuring system performance and reliability. Support software integration, automation, and monitoring in Linux environments while troubleshooting and resolving issues to...

Join a team that's dedicated to enhancing mission operations through automation and monitoring. Contribute your expertise in Linux environments to ensure system resiliency and support critical workloa...

Join a cross-functional team to evaluate and advise on high-stakes R&D programs, translating advanced science into actionable strategies. Lead assessments and guide DARPA program managers toward succe...

Transform the future of IT support by leading technology projects, ensuring compliance, and enhancing inmate education networks. Collaborate with diverse teams to deliver innovative solutions and impr...

Lead the transformation of IT service management processes by analyzing, designing, and implementing best practices. Collaborate with stakeholders to enhance service delivery and ensure alignment with...

Join our dynamic team as a System Engineer Level 3, providing expert support in designing, securing, and troubleshooting complex network infrastructures while working collaboratively in mission-critic...

Empower facilities operations with strategic oversight, ensuring compliance and efficiency across multiple sites. Drive innovation in maintenance processes while leading diverse teams in a fast-paced...

Join a team that designs scalable and secure technology solutions by collaborating with various stakeholders. You'll lead architecture efforts for enterprise-level projects and shape our Enterprise Ar...

Oversee complex identity and access management projects, ensuring compliance with cybersecurity policies. Collaborate with stakeholders to manage access, credentials, and data-transfer operations whil...

Manage administrative operations, oversee staff, and ensure efficient patient care. Coordinate payroll, quality assurance, and compliance while serving as a liaison between departments to enhance oper...

Lead the charge in overseeing critical mechanical and electrical systems, ensuring safe and reliable operations of a mission-critical data center. Manage a skilled team, develop preventive maintenance...

Transform operational processes while supervising entry-level staff. Drive productivity, manage budgets, and ensure high-quality deliverables to enhance client satisfaction in a dynamic work environme...

Innovate in a dynamic team, translating mission requirements into actionable digital engineering models for satellite ground systems. Collaborate with stakeholders, ensuring alignment with operational...

Empower innovation as you develop and optimize networking software, collaborating with cross-functional teams to enhance product features and drive strategic decisions in a fully remote environment...

Lead the implementation of Esri's software suite, optimizing client operations through GIS. Manage project timelines and mentor teams while driving strategic initiatives in urban planning and environm...

Engage with clients to optimize operations using Esri's software suite. Lead project teams, manage timelines, and deliver tailored GIS solutions that enhance strategic objectives and drive innovation...

Shape the future of cybersecurity by leading assurance efforts for classified systems, integrating security into projects, mentoring teams, and ensuring compliance with the Risk Management Framework w...

Unlock potential by building and optimizing the cloud infrastructure for innovative financial services. Collaborate with diverse teams, troubleshoot production issues, and enhance deployment automatio...

Champion the evolution of standardized end user device architectures, automating deployment across 350+ facilities, enhancing security for 40,000+ users and driving innovation in enterprise endpoint m...

Accelerate progress at student and university programs by managing logistics, coordinating events, and fostering partnerships. Work collaboratively with teams and stakeholders to enhance community eng...

Lead the charge in delivering exceptional Tier II Service Desk support, addressing technical issues for users at various clearance levels while ensuring timely resolution and adherence to IT policies...

Lead the charge in shaping the Cyber, Security, & Intel landscape by driving mission-critical projects that enhance national security. Collaborate with a dynamic team to deliver innovative IT solution...

Lead critical systems engineering initiatives to enhance national security. Collaborate with a dynamic team to design, implement, and maintain advanced IT solutions for the Department of Defense, ensu...

Join a team that's shaping the future of network infrastructure by designing and implementing advanced data center solutions. Collaborate with experts, mentor junior engineers, and stay ahead of indus...