IT Systems Administrator Jobs in Herndon, VA

Accelerate technical excellence by designing and maintaining secure endpoint configurations in Windows and macOS environments, ensuring robust support for a federal agency's infrastructure and cyberse...

Take ownership of system administration, enhancing IT processes and security. Manage capacity planning and architecture to support mission-critical functions while ensuring compliance with cybersecuri...

Drive the architecture and design of robust, cloud-native cybersecurity systems, ensuring secure integration and compliance with Zero Trust principles while managing multiple large-scale projects at o...

Oversee the security posture of information systems, ensuring compliance and effective management of sensitive operational environments, while supporting Special Access Programs and collaborating with...

Transform technical exploitation processes to uncover insights from adversarial unmanned systems. Collaborate with diverse teams to enable actionable intelligence and ensure mission success in a chall...

Unlock potential by managing and optimizing IT infrastructure for the US Tax Court, ensuring secure and efficient digital operations. Provide exceptional technical support and drive improvements in cu...

Engage in leading multi-discipline engineering efforts to enhance GEOINT systems, ensuring effective requirements management, testing, and solutions integration for complex defense and intelligence op...

Lead and oversee Security Operations Center services, ensuring compliance and operational excellence while engaging with agency leadership. Drive continuous improvement initiatives and manage incident...

Lead comprehensive management of Security Operations Center services, ensuring operational excellence, contract compliance, and continuous improvement while interfacing with agency leadership and stak...

Champion the enhancement of cybersecurity posture by identifying risks, coordinating incident responses, and implementing robust security controls. Collaborate with cross-functional teams to drive com...

Transform the future of secure access management by leading the deployment of cutting-edge Delinea Tools across Linux environments, bridging operational needs with technological solutions while ensuri...

Contribute to cloud application migration and modernization efforts, leading development and technical implementation while enhancing user experience and business processes for NIH enterprise applicat...

Lead the charge in supporting critical IT infrastructure for Identity and Access Management, ensuring seamless operations in a 24x7 environment. Troubleshoot complex issues and provide expert solution...

Explore advanced IT infrastructure solutions in a critical support role. Contribute to a dynamic Operations Center, ensuring seamless Identity Credential and Access Management (ICAM) services with exp...

Optimize customer success by operationalizing the Tanium platform, solving complex issues, and enhancing security and compliance through effective technical collaboration and communication in enterpri...

Unlock potential by managing and troubleshooting IT systems, optimizing operations, and leading systems engineering efforts to enhance performance and reliability across diverse environments...

Pioneer systems engineering solutions by leading design, integration, and deployment of innovative packet-based hardware and software systems. Drive end-to-end integration for optimal performance and...

Empower your career by overseeing the design and management of robust Identity and Access Management systems, ensuring secure, efficient access to vital IT resources while maintaining compliance and o...

Unlock your potential by delivering integrated DevSecOps solutions for mission-critical systems, collaborating with engineering teams and government partners to enhance capabilities and security acros...

Innovate cybersecurity solutions while analyzing threat intelligence to enhance SOC operations. Contribute to 24/7 cyber defense efforts that protect critical network environments across a vast operat...

Advance your career by troubleshooting complex technical issues across multiple CICS environments while leading projects and mentoring teammates in a dynamic IT setting. Engage with end-users to enhan...

Join a team that shapes cutting-edge information security solutions, integrating security into system engineering and development efforts. Drive compliance and safeguard sensitive data through innovat...

Champion the lifecycle management of enterprise applications, driving modernization initiatives and ensuring compliance with DoD cybersecurity policies while improving operational efficiency and techn...

Elevate telecommunications standards and requirements by driving innovations in priority services within evolving networks. Leverage your expertise in 4G, 5G, and international standards to shape the...

Manage information systems to optimize planning and integration across IT disciplines. Collaborate with users to ensure seamless service delivery while overseeing personnel development and technical s...