UNIX System Administrator Jobs in Fairfax, VA

Champion innovative Linux solutions to enhance government network compliance and security. Collaborate on the design and support of an enterprise-level ACAS implementation while training technicians t...

Unlock potential by governing infrastructure operations, overseeing modernizations, developing standards, and advising leadership to ensure resilience and compliance in diverse IT environments...

Lead system and network administration efforts to optimize IT infrastructure, providing essential installation, troubleshooting, and maintenance for a variety of systems while ensuring operational exc...

Drive IT system performance by managing support, troubleshooting, and maintenance of complex infrastructure, ensuring reliability and seamless operations while collaborating with teams to resolve issu...

Reimagine cloud infrastructure by leading a talented team in complex technical troubleshooting and lifecycle management for a high-performance server fleet, ensuring optimal uptime and performance acr...

Transform complex software systems through full lifecycle development, deploying innovative solutions in secure Linux environments. Collaborate with diverse teams to enhance operations in mission-crit...

Unlock innovation by designing, developing, and maintaining complex software systems in secure environments while collaborating with Agile teams to enhance mission-critical programs...

Develop and maintain mission-critical software systems in secure Linux environments. Engage in full lifecycle software development, automation, data engineering, and collaboration across diverse teams...

Lead and enhance Windows-based systems while fostering innovation in AI. Collaborate with teams to optimize performance, troubleshoot issues, and implement cutting-edge technologies. Make a significan...

Join a dynamic team of software engineers driving the development, deployment, and maintenance of mission-critical software systems, ensuring innovative solutions in secure Linux environments through...

Innovate solutions by managing stakeholder engagement and technical development of open source capabilities to support national security initiatives while adapting to organizational changes effectivel...

Transform complex virtualization environments by managing VMware installations, ensuring optimal performance, and troubleshooting issues. Collaborate with teams to enhance infrastructure security and...

Transform the Active Directory ecosystem by configuring policies, leading projects, and collaborating with engineering teams to implement directory services, ensuring seamless access and functionality...

Engage your expertise in managing and maintaining PeopleSoft applications, ensuring optimal performance, security, and reliability across development, test, and production environments while collabora...

Unlock your potential by resolving technical requests and managing customer accounts. Collaborate in a dynamic environment to enhance service delivery. Join us to make a valuable impact with your expe...

Elevate your career by managing and optimizing Windows server environments, ensuring secure cloud operations and compliance. Leverage your expertise to streamline performance, configure advanced syste...

Unlock potential by managing and optimizing IT infrastructure for the US Tax Court, ensuring secure and efficient digital operations. Provide exceptional technical support and drive improvements in cu...

Lead the charge in advancing enterprise infrastructure through modernization and security initiatives. Oversee multi-site Linux environments, ensuring scalable hybrid cloud architecture and high opera...

Pioneer the future of web services by managing, optimizing, and securing web and application servers. Collaborate with development teams and leverage cloud technologies to ensure reliability and scala...

Lead the design and implementation of cloud-native applications for DoD systems. Collaborate with stakeholders, mentor developers, and drive modernization initiatives through advanced technical soluti...

Optimize operations by leading IT systems management across multiple locations. Collaborate with teams to provide technical support, ensure security compliance, and enhance functionality in a high-sta...

Take ownership of critical systems engineering projects, ensuring the integration of user requirements, design, and technology through feasibility studies and comprehensive documentation, while provid...

Advance enterprise IT service management by analyzing user requirements, leading system design, and providing technical oversight while ensuring seamless integration and documentation for optimal oper...

Take ownership of system requirements to enhance technical solutions and integrations. Collaborate with multidisciplinary teams to ensure deliverables meet operational specifications and stakeholder n...

Join a team that's shaping the future of cloud technology by architecting, deploying, and maintaining advanced AWS environments while ensuring operational excellence across on-premise server infrastru...