UNIX System Administrator Jobs in Springfield, VA

Join a dynamic team as you manage and optimize computer networks, ensuring efficient performance and robust security in a collaborative environment while providing top-notch technical support and prob...

Join a team that's dedicated to ensuring the security and functionality of critical IT systems. This role encompasses system administration, user support, and operational sustainment for classified en...

Advance your career by managing and enhancing our PeopleSoft environment. You'll oversee installations, upgrades, and performance, ensuring seamless operations across development, test, and production...

Drive the charge in maintaining and optimizing IT systems, overseeing daily operations, troubleshooting, and enhancing performance across diverse technologies. Your expertise ensures seamless function...

Contribute to ITOM excellence by managing ServiceNow platforms, ensuring data integrity, and optimizing integrations in compliance with federal standards. Collaborate with teams to enhance system perf...

Champion a robust Active Directory infrastructure, ensuring operational stability, security, and performance in a 24x7 environment. Collaborate across teams to support enterprise services while adheri...

Drive operational excellence as a Tier 3 System Administrator Lead, managing enterprise server ecosystems, optimizing performance and security in on-prem, virtual, and cloud environments while providi...

Shape the future of large-scale Linux systems by ensuring optimal performance, security, and reliability, while leading systems engineering efforts and configuring advanced network components in a dyn...

Join a skilled infrastructure team as a Senior System Administrator, leveraging your Windows expertise to design, maintain, and optimize cutting-edge systems and networks in complex environments, whil...

Contribute to IT excellence by managing helpdesk support, enhancing documentation standards, and driving Tier 2 systems administration across diverse SaaS platforms, fostering a collaborative environm...

Launch your career as a System Administrator, managing and securing Windows platforms, automating operations, and ensuring compliance while supporting a diverse range of IT systems and collaborating o...

Engage in designing and maintaining robust network infrastructure and datacenter environments, ensuring seamless client deployments and internal operations with hands-on expertise in routing, switchin...

Support and enhance scientific computing operations by streamlining cloud platform practices, troubleshooting network issues, and maintaining robust infrastructure standards to enable advanced researc...

Join a team that's dedicated to architecting secure, scalable web applications in cloud environments. Collaborate with developers to enhance DevSecOps practices and deliver innovative solutions that a...

Shape the future of mission-critical systems by leveraging your extensive system administration expertise. Collaborate in a dynamic team to enhance performance, ensure security, and innovate solutions...

Join a dedicated IT team providing help desk support and system administration services for federal clients, managing technical issues and user accounts, while ensuring efficient IT operations and use...

Pioneer innovative Windows and Linux systems engineering to optimize performance, enhance reliability, and deliver high-quality solutions in a dynamic research environment while supporting critical op...

Join a dynamic team as a Classified Information Security Lead, overseeing the management and protection of Secret and Top-Secret data in diverse environments while ensuring compliance with federal reg...

Help us optimize system engineering processes by providing technical direction, leading integration activities, and ensuring compliance. Leverage your expertise in architecture and design in a collabo...

Accelerate your career by driving the integration of complex systems and ensuring technical integrity throughout the project lifecycle. Collaborate effectively with stakeholders and lead innovative en...

Drive ITSM platform efficiency by overseeing operations and maintenance tasks. Collaborate on system design and deployment while providing proactive support on ServiceNow for incident management and p...

Drive the management and support of IT systems for our Cyber Mission unit, ensuring their reliability and optimal performance while interfacing with internal teams and enhancing operational processes...

Deliver seamless system administration for Linux servers, ensuring robust security and compliance. This role involves configuring, monitoring, and upgrading network resources while supporting hardware...

Execute network management strategies to enhance infrastructure performance, ensuring reliability and security. Collaborate cross-functionally and lead junior engineers to optimize networking solution...

Engage as a Systems Administrator providing critical oversight and maintenance of Mission LAN systems. Ensure security compliance while managing system operations, backups, and software patching acros...