Windows System Administrator Jobs in Warrenton, VA

Champion end-to-end architecture and delivery of enterprise integration platforms. Lead full-stack development and mentor engineers while architecting scalable systems on AWS, integrating platforms li...

Grow your career with this Senior Data Engineer role, where you'll architect a cutting-edge data lakehouse, optimizing storage and access patterns for our enterprise security operations while defining...

Discover your potential by developing and supporting cutting-edge internal tools, utilizing a mix of PHP, C#, JavaScript, and SQL. Engage with a diverse tech stack to ensure operational excellence in...

Take ownership of automated evaluation solutions for AI/ML models in secure environments. Lead development of robust test frameworks, ensuring operational readiness, collaboration across teams, and ad...

Drive automation for AI/ML model evaluation in secure DoW environments, enhancing mission readiness with reliable and robust test frameworks across multiple security domains while collaborating with m...

Bring your expertise to our Autonomous Controls Team, developing robust simulation models for haulage vehicles. Collaborate on advanced control algorithms to enhance vehicle motion control and optimiz...

Develop and guide enterprise architecture strategies to modernize and transform organizational systems, ensuring alignment with business goals while fostering innovation and efficiency across technolo...

Drive enterprise architecture strategies to support modernization and digital transformation. Collaborate with stakeholders, establish governance frameworks, and ensure architectural alignment with or...

Lead delivery of multi-disciplinary cloud services in a federal environment. Oversee engineering, architecture, and operations to drive modernization, ensure compliance, and maintain performance. Coll...

Lead the design and implementation of innovative cloud solutions, enhancing federal IT infrastructure by collaborating with agile teams and driving modernization strategies, ensuring optimal performan...

Engage in transforming federal IT infrastructure by architecting Azure-based cloud solutions. Collaborate with teams to design innovative, scalable, and secure cloud architectures that meet organizati...

Join a team that's building game-changing software for proteomics. Drive innovation in lab automation, data pipeline construction, and customer-facing tools, all while collaborating cross-functionally...

Help us enhance network stability and security by managing and improving routed and switched network operations within secure enterprise environments. Your efforts will ensure continued high availabil...

Oversee the design and delivery of scalable solutions for an integration platform that supports critical federal government contracts, ensuring high quality and exceptional reliability...

Unlock potential by designing and building a cutting-edge, geographically distributed calling platform that supports millions of interactions, driving innovation in communication technology while coll...

Elevate your career by designing and operating Azure cloud platforms while mentoring teams and influencing technical direction. This hands-on role combines engineering, applied system design, and coll...

Shape optimal technical solutions for large-scale projects, leading bid management and cost estimation for VFD systems and related technologies. Collaborate with teams to ensure compliance and competi...

Lead the charge in managing enterprise hosting environments for critical IT infrastructure and cybersecurity operations. Provide 24/7 monitoring and support to ensure optimal functionality and securit...

Champion technology initiatives by enhancing U.S. Census Bureau systems, while leading geospatial program management, financial oversight, and operational execution to ensure timely delivery and top-t...

Transform cybersecurity strategies by designing and executing social engineering simulations, analyzing behavioral data, and developing interventions to enhance human risk awareness and defense capabi...

Join a team that leads product delivery and community engagement for an open source platform, bridging technical insights and customer needs. Drive strategic decisions while collaborating with cross-f...

Join our team to implement and manage innovative cloud solutions, focusing on Microsoft Azure and Entra ID. Lead projects, enhance security, and build resilient infrastructures collaboratively across...

Lead and transform the security landscape as you establish and manage the PSIRT, ensuring effective incident response and vulnerability management across diverse teams and functions for optimal produc...

Transform network operations by providing senior engineering support across complex federal IT environments. Lead design and troubleshooting efforts to enhance secure communications and optimize infra...

Contribute to enhancing testing processes by designing and maintaining automated scripts, integrating tests into CI/CD pipelines, and collaborating with teams to improve application quality and Vetera...