IT Systems Administrator Jobs in Fairfax, VA

Deliver expert support in developing and enhancing Industrial Security policies, programs, and procedures, ensuring compliance and effectiveness across military service operations, while collaborating...

Accelerate progress at the forefront of military data operations by designing and developing advanced training content that empowers users to effectively utilize groundbreaking AI and data tools withi...

Champion the evolution of our network infrastructure by designing, implementing, and maintaining secure and efficient systems. Collaborate with IT teams to ensure optimal performance while supporting...

Optimize enterprise-level geospatial intelligence systems; guide engineering teams through requirements, integration, and modernization initiatives for national security operations across diverse hybr...

Join a team that's dedicated to crafting innovative software solutions across diverse platforms. Collaborate in an agile environment, enhancing user experiences while developing scalable, maintainable...

Join our team as a Senior Security Analyst to enhance vulnerability management, ensuring the integrity of IT infrastructure. Collaborate with stakeholders, lead remediation efforts, and support compli...

Elevate national security by providing expert cybersecurity engineering support for critical government programs, ensuring systems align with security requirements while enhancing mission success in a...

Champion secure DevSecOps practices and manage scalable infrastructure to support healthcare and defense initiatives. Leverage technical expertise in a fast-paced environment that demands proactive pr...

Optimize cybersecurity measures to protect critical information systems. Collaborate with a dedicated team to assess, implement, and ensure compliance with security frameworks and regulations, safegua...

Support national defense innovation by providing expert guidance in quantum technologies and cyberspace operations, influencing decision-making and strategy for modernization efforts within the Depart...

Contribute to critical cyber operations as a Cyber Operations Engineer, supporting mission readiness and integrating tools for successful Computer Network Operations. Engage with a team to enhance nat...

Champion secure digital access by designing and maintaining IAM solutions that empower organizational efficiency while ensuring compliance with industry standards and best security practices in a hybr...

Lead the charge in architecture design and integration of enterprise systems while delivering custom software solutions and guiding a team to enhance NIAID's clinical information capabilities and supp...

Join a team that's redefining cybersecurity solutions for federal agencies, providing strategic guidance, and leading innovative risk management initiatives to enhance supply chain security and intera...

Join a team that's dedicated to enhancing IT infrastructure and security. In this role, you will lead operational programs, mentor staff, and ensure alignment between customer support services and age...

Analyze and optimize enterprise systems and processes, creating architecture artifacts and managing the requirement lifecycle to enhance strategic planning and system evolution supporting national def...

Lead the charge in delivering innovative project management solutions for health IT initiatives, overseeing complex projects and teams to drive efficiency in clinical software application development...

Join a team that supports and enhances network operations, driving efficiency through innovative solutions and technical expertise. Collaborate with skilled professionals to implement robust systems f...

Lead the charge in managing and optimizing Microsoft SQL Server environments, ensuring performance, availability, security, and reliability. Collaborate with teams to resolve incidents and enhance dat...

Take ownership of complex defense systems engineering projects with a focus on strategic deterrence. Collaborate with multidisciplinary teams to ensure seamless integration throughout the DoD acquisit...

Lead the charge in advancing enterprise DNS and Windows infrastructure across diverse environments. Drive modernization, automation, and resiliency initiatives while collaborating with stakeholders to...

Shape the future of AI model performance by leading escalation for Tier-4 support in multi-enclave environments. Collaborate with cross-service teams to enhance operational readiness and sustain missi...

Partner with us to enhance database technology for mission-critical operations, ensuring security and integrity while mentoring team members and implementing innovative solutions for our Army client...

Champion advanced computing innovations to guide executive decision-making. Leverage expertise in high-performance and quantum computing to assess technologies and develop strategic IT initiatives. Co...

Engage with our mission-focused SRE team to optimize and automate critical systems, ensuring operational reliability and efficiency in dynamic environments. Collaborate across teams to develop resilie...