UNIX System Administrator Jobs in Fairfax, VA

Reimagine the operational backbone of public transit by managing vital software systems. This role blends software engineering duties with Linux administration to enhance the MBTA Operations Control C...

Shape innovative technical solutions as a Systems Administrator/Engineer. Design, build, and maintain virtual systems while enhancing capabilities and supporting a customer's tech roadmap in a dynamic...

Optimize your career as a Workday Application Administrator, collaborating with cross-functional teams to enhance system performance and implement scalable HR solutions that align with business object...

Execute the daily configuration and operations of systems, encompassing comprehensive management in clinical technology to enhance performance and support users effectively in a fast-paced environment...

Support and enhance production environments by managing Kubernetes clusters, automating infrastructure, and ensuring system reliability for mission-critical operations with a focus on cloud-native tec...

Lead and inspire a high-performing team focused on securing cloud infrastructure and modern application delivery. Drive enhancements in security architecture while advancing team skills in a collabora...

Shape the future of cybersecurity by managing secure cloud engagement kits, ensuring rapid deployment and real-time support to enhance the operational readiness of federal agencies during cyber incide...

Take ownership of DLA's Okta environments, ensuring stable operation through planning, development, and optimization. Engage in end user support, conduct training, and guide on technology direction to...

Innovate and implement robust network solutions by maintaining computing environments, analyzing network requirements, and enhancing performance across various architectures to ensure optimal connecti...

Transform your career by leading access management operations that support mission-critical projects. Collaborate across divisions to enhance database security and user experience while ensuring organ...

Lead the charge in mastering network infrastructure, supporting critical operations by managing hardware, software, and documentation. Collaborate with IT teams to enhance capabilities and maintain op...

Empower innovation and security by administrating Linux systems in classified environments. Collaborate with a dynamic team to enhance IT capabilities, enforce security standards, solve complex issues...

The Cloud DevOps and System Administrator role involves enhancing cloud engineering practices by automating processes in AWS using Infrastructure as Code services. The position focuses on building and...

Unlock potential by overseeing and optimizing system resources while collaborating with software engineers. Enhance performance, manage installations, and ensure robust backup and recovery for seamles...

Drive high-performance computing services by managing complex IT systems, enhancing sustainment capabilities, and optimizing system operations, while providing tiered support to users and maintaining...

Reimagine cybersecurity strategies by safeguarding systems, data, and identity. Take ownership of incident response, vulnerability management, and governance to strengthen security posture and effecti...

Join a team that's driving innovation through systems architecture and management. Design and maintain secure, high-availability infrastructures that support mission-critical operations while optimizi...

Elevate your career by managing cloud and hybrid infrastructures using Azure and AWS. Automate processes with scripting, ensure security compliance, and orchestrate containerized applications for opti...

Lead mission-critical systems support as a TAK Operations Specialist. Ensure seamless deployments, maintain system reliability, and enhance operational decision-making through expert administration an...

Empower the Intelligence Community by delivering critical systems administration across multiple networks. Collaborate with a diverse team to enhance IT services and ensure operational excellence, pro...

Champion secure infrastructure in mission-critical environments through hands-on management and support of Linux and Windows systems, ensuring seamless operations and compliance for vital intelligence...

Empower and enhance security operations by managing and optimizing critical physical security systems. Collaborate with teams to ensure peak performance, compliance, and efficiency in access control t...

Drive the management and support of Federal Physical Security systems, ensuring high performance and availability. Lead technical initiatives while liaising with clients and maintaining top-notch serv...

Join our dynamic team as a System Administrator, where you will support complex Federal Physical Security Systems. Collaborate with technical and non-technical clients to ensure high-standard service...

Empower collaboration and innovation by supporting systems integration tasks, engaging with counterparts, and ensuring seamless dataflows within complex projects. Drive operational excellence in a dyn...