IT Systems Administrator Jobs in Fairfax, VA

Transform enterprise networking by designing and optimizing advanced architectures, managing security and performance across complex environments, and ensuring reliable communication for high-performa...

Unlock potential by developing and maintaining enterprise applications for a mission-critical program, ensuring operational stability and security, while collaborating with cross-functional teams to i...

Take ownership of technical information assurance engineering efforts, guiding security measures for complex information systems. Drive compliance, conduct risk assessments, and ensure the implementat...

Unlock potential by joining a dynamic team to design and implement robust cloud security solutions while enhancing incident response efforts and driving proactive threat hunting in a fast-paced cyber...

Develop and implement cloud security solutions, automate security tasks, assist in incident response, and engage in proactive threat hunting to enhance cybersecurity operations across enterprise envir...

Join a team that's leading offensive security operations to protect mission-critical AI capabilities. As a Senior Penetration Testing Lead, you will drive controlled adversarial assessments, influenci...

Join us to lead advanced offensive security operations, executing penetration tests across multiple networks, ensuring the integrity of mission-critical systems in support of defense initiatives. Shap...

Join as a Senior Penetration Testing Lead, spearheading offensive security measures to protect crucial AI capabilities for the DoW. Oversee assessments across multiple secure environments, validating...

Contribute to strategic readiness by leading analysis, developing performance measures, and executing readiness reporting to support US Cyber Command missions and ensure compliance with military readi...

Shape the future of enterprise software engineering by developing and maintaining complex systems, ensuring compliance with design specifications, and enhancing performance through innovative solution...

Help us enhance user training and operational readiness through effective analysis and support for a Commercial Off-The-Shelf software solution, ensuring alignment of training materials with actual sy...

Shape the future of enterprise networking by leading infrastructure design and cloud integration efforts, ensuring secure and scalable solutions across diverse environments while collaborating with en...

Join a dynamic team as an AI/ML Systems Engineer, driving innovative strategies and technical direction for mission-critical AI/ML initiatives. Leverage your expertise to shape advanced analytics and...

Transform federal portfolio management by designing and enhancing ServiceNow applications. Collaborate with cross-functional teams to deliver scalable solutions that improve visibility, decision-makin...

Make your mark at a dynamic organization by managing the contract lifecycle, ensuring compliance, and supporting cross-functional teams to drive efficiency and accuracy across commercial agreements...

Engineer robust storage solutions to enhance mission-critical operations across diverse environments. You will lead performance optimization and data recovery strategies while ensuring compliance with...

Elevate your career by joining a team dedicated to enhancing cybersecurity operations. This role involves executing vulnerability assessments, coordinating remediation, and ensuring compliance across...

Drive strategic colocation initiatives across multiple states, leading teams in managing high-profile projects. Collaborate with internal and external stakeholders to optimize operations and ensure co...

Join our team to support critical systems engineering efforts within the Intelligence Community, driving multi-organizational software development and oversight while ensuring project success through...

Lead the design and implementation of innovative Workday solutions, collaborating with cross-functional teams to enhance ERP applications and execute strategic projects that drive organizational effic...

Drive development of innovative Java applications, manage the full SDLC, and enhance software performance while collaborating with cross-functional teams to deliver high-quality solutions for critical...

Grow your career with an innovative software team, engaging in the full development lifecycle to build, test, and implement applications that soar across our Corporate Trust business, driving collabor...

Manage enterprise infrastructure services, ensuring uptime and reliability for critical communication and authentication tools. Collaborate with various teams to enhance operations and drive automatio...

Engineer cutting-edge incident response strategies to combat cybersecurity threats. Collaborate with a skilled team to manage complex investigations, perform root cause analysis, and develop mitigatio...

Elevate cybersecurity standards by analyzing OT and ICS telemetry to detect anomalies and support remediation actions, ensuring the integrity of critical infrastructure aligned with defense and operat...