UNIX System Administrator Jobs in Fairfax, VA

Provide Tier 3 application support and administration, enhancing workflow and reporting functionalities. Collaborate in a cross-functional team to ensure application stability and user satisfaction in...

Optimize system operations and enhance security protocols, ensuring resilience and efficiency. Engage with advanced troubleshooting and network configuration in a dynamic environment, supporting criti...

Lead the design and maintenance of robust Windows infrastructures. Dive into supporting innovative AI technologies while providing exceptional technical assistance and optimizing system performance...

Drive innovation in Windows systems as a Senior Administrator, overseeing design, implementation, and maintenance of critical infrastructure. Collaborate with IT teams to support advanced technologies...

Reimagine systems administration as you create and manage innovative VM solutions, enhancing capabilities while supporting customer transitions on their technical roadmap with no on-call duties requir...

Join a team that's dedicated to ensuring seamless IT operations and user support. You'll manage daily system configurations, oversee troubleshooting, and enhance system performance across diverse IT e...

Tackle challenges in IT systems administration, enhancing operational efficiency and user support. Drive engineering solutions that optimize SIGINT production through troubleshooting, configuration ma...

Join a team that's dedicated to optimizing IT operations and enhancing system performance for SIGINT production. Support daily operations, manage system configurations, and provide tiered troubleshoot...

Provide exceptional IT systems support by managing infrastructure, troubleshooting issues, and enhancing performance within a secure environment. Engage with users, diagnose complex problems, and deli...

Join a team that's dedicated to optimizing IT systems through hands-on support, management, and troubleshooting. You'll ensure seamless operations across server, storage, and network devices for our o...

Transform network reliability by overseeing performance, optimizing connectivity, and enhancing security. Utilize your expertise to troubleshoot issues, implement effective solutions, and support a dy...

Drive network excellence by maintaining and optimizing performance, troubleshooting issues, and implementing solutions. Your expertise will enhance operations in a collaborative environment focused on...

Shape the future by managing and optimizing our network infrastructure. Collaborate with a talented team to ensure security, reliability, and performance while solving complex issues and implementing...

Elevate our network operations by managing critical infrastructure, ensuring system security, and optimizing performance. Collaborate with a talented team to innovate solutions that support our organi...

Elevate your career by providing critical Tier 2 help desk support and systems administration in a fast-paced, 24/7 environment, ensuring seamless operation of vital communication applications for div...

Shape your IT career by optimizing system performance and ensuring reliability within mission-critical infrastructure, while providing technical support and innovative solutions in a dynamic technical...

Provide expert management and support for high-performance computing systems and storage solutions. Engage in operations, security, and user assistance to enhance performance and availability for adva...

Elevate operations by managing complex Windows and Linux environments, leveraging DevOps principles to enhance automation and system efficiency, while providing critical support for mission-driven app...

Unlock potential by designing and managing VMware vSphere environments while implementing disaster recovery solutions. Collaborate in cross-functional teams to enhance capacity and optimize performanc...

Unlock new technical capabilities by architecting innovative solutions while providing hands-on management of VMs. Collaborate with customers to enhance existing applications and evaluate cutting-edge...

Drive the reliability and efficiency of network systems by designing, implementing, and maintaining infrastructure that meets security and performance standards. Collaborate with IT professionals to t...

Join a team that's dedicated to enhancing system infrastructure and network reliability. In this pivotal role, you will manage performance, troubleshoot issues, and ensure security compliance while co...

Unlock high-performance computing capabilities by managing, troubleshooting, and maintaining IT systems across multiple locations while ensuring compliance with government standards and delivering exc...

Engage as a System Administrator overseeing IT infrastructure and support services, ensuring optimal operations across multiple locations. Collaborate with cross-functional teams to enhance system per...

Unlock potential by driving cloud infrastructure excellence through robust Linux system administration, advanced automation, and container management, while collaborating with cross-functional teams t...