UNIX System Administrator Jobs in Fairfax, VA

Champion engineering leadership by modernizing systems and aligning technical standards within diverse teams, ensuring compliance with security protocols and driving continuous delivery for critical a...

Elevate our telephony capabilities by managing VoIP systems and infrastructure, ensuring seamless operations, high availability, and compliance with security standards while collaborating with cross-f...

Join a team that's dedicated to optimizing telephony systems, ensuring high availability and security across our enterprise environment through VoIP management, infrastructure maintenance, and cross-f...

Lead the charge in managing Oracle database environments, ensuring high availability, security, and performance for critical applications, while collaborating with cross-functional teams to support in...

Drive high-scale batch compute systems and orchestration solutions that empower developers across the organization, ensuring reliability, efficiency, and seamless operation of distributed workloads in...

Empower your career with a dynamic role in network administration. Collaborate to configure, support, and enhance IT infrastructure, ensuring optimal performance while preventing issues across crucial...

Champion advanced technical and administrative support for military construction and communications initiatives, ensuring effective project scheduling, data visualization, and high-quality documentati...

Collaborate with cross-functional teams to implement and deploy cloud solutions, applying XP engineering practices and mentoring others to foster growth. Engage closely with clients to adapt solutions...

Transform complex systems integration by leading cross-functional Agile teams, enhancing collaboration, and driving continuous improvement through innovative solutions that meet customer and technical...

Join a team that's at the forefront of technology innovation, overseeing AI-driven ERP and WFM strategies. Collaborate with cross-functional teams and partners to enhance business operations through c...

Unlock potential by overseeing endpoint management and reporting initiatives. Collaborate with cross-functional teams to enhance operational capabilities, ensuring endpoint health, security, and visib...

Lead the charge in tackling national security challenges through innovative systems engineering solutions. Collaborate with teams to design, develop, and implement critical software tools that enhance...

Elevate your career by driving database solutions at enterprise levels, collaborating with stakeholders to optimize performance and align with operational objectives. Modernize IT environments and inn...

Drive the design and delivery of enterprise-level Oracle database solutions, ensuring high availability and security. Collaborate with stakeholders to modernize and optimize performance while aligning...

Champion Fund Accounting innovation by leading tech integration, enhancing workflows, and driving process improvements. Collaborate across finance and technology to ensure effective reporting and succ...

Invent compelling technical documentation for advanced military systems by collaborating with cross-functional teams. Utilize your expertise in engineering writing, ensuring precision and adherence to...

Join a team that's pivotal in advancing innovative technologies at DARPA. As a key support to project management and technical analysis, you'll engage in high-level strategic advisory roles encompassi...

Elevate the university’s cybersecurity posture by managing and optimizing security systems, conducting forensic analysis, and leading incident response efforts. Collaborate with teams to protect infor...

Join a team that's dedicated to advancing facilities management through leadership in design, construction standards, and commissioning. Drive effective communication and collaboration to ensure succe...

Lead and enhance NKF's network and security infrastructure by strategically designing secure solutions and overseeing administrative tasks across hybrid environments, ensuring reliable operations whil...

Empower operational excellence by directing enterprise Configuration Management for a key AI initiative. Lead cross-functional teams in establishing robust policies and maintaining system integrity ac...

Lead enterprise Configuration Management operations for a critical military AI initiative, establishing governance structures and processes across secure environments. Collaborate with diverse teams t...

Join a team that’s dedicated to enhancing network performance and security. As a Network Systems Engineer, you will manage and troubleshoot complex infrastructure, ensuring seamless connectivity and m...

Join us to configure and maintain critical network infrastructure, ensuring system reliability. Your expertise will be essential in troubleshooting, incident management, and optimizing network perform...

Oversee the modernization of critical data solutions, collaborating with cross-functional teams to ensure project success for Federal initiatives while enhancing system architecture and stakeholder re...