Windows System Administrator Jobs in Warrenton, VA

Unlock potential by providing systems engineering expertise and guidance to enhance software architecture, improve developer productivity, and ensure overall system quality. Collaborate with cross-fun...

Join a team that's at the forefront of enhancing productivity and collaboration through Microsoft 365 solutions. You'll leverage your technical expertise and leadership skills to drive impactful initi...

Join our team to support and optimize Microsoft Teams Phone capabilities, ensuring reliable enterprise voice services. Engage in administration, troubleshooting, and user enablement within a large-sca...

Shape the future of cybersecurity by designing cutting-edge PKI architecture that supports robust authentication and Zero Trust initiatives while collaborating with cross-functional teams to ensure op...

Optimize backend services for a generative AI platform, ensuring high performance, scalability, and reliability. Collaborate with a talented team to design robust systems that address complex orchestr...

Champion the development of innovative mechanical nuclear systems, integrating engineering expertise to support BWRX-300 design objectives while collaborating across teams to enhance product quality a...

Innovate and lead the development of IAM solutions, leveraging cloud technologies and automation. Collaborate with high-performing teams to enhance operational efficiency and deliver impactful data to...

Manage the post-implementation operations of the ServiceNow CAM Module, leading a centralized support team and ensuring service delivery, coordination, and continuous improvement across stakeholder gr...

Drive innovation by designing and maintaining secure CI/CD pipelines for data integration in a cloud-based DoD environment, ensuring operational stability and continuous compliance while collaborating...

Advance robust network capabilities by providing expert support in LAN/WAN, enterprise wireless systems, and network security. Collaborate on modernization projects to enhance IT infrastructure and en...

Innovate a secure infrastructure empowering teams to automate tasks and ship code quickly using cutting-edge technologies. Spearhead cloud solutions and governance for coding agents while enhancing ef...

Lead penetration testing initiatives to assess vulnerabilities, mentor junior testers, and provide expert guidance to ensure robust security solutions for our clients. Drive security excellence by unc...

Optimize critical infrastructure operations in data centers by overseeing maintenance, compliance, and project improvements, ensuring 100% uptime while meeting client needs and safety regulations...

Join a team that's transforming systems for national security. Lead agile development teams and drive DevSecOps practices to enhance the security and delivery of critical applications across diverse e...

Accelerate progress at the VA by developing and enhancing ServiceNow applications. This role demands a blend of front/back-end expertise, technical problem-solving, and collaboration within regulated...

Contribute to transformative projects by leveraging cloud technologies and containerization. Collaborate with teams to drive adoption of secure containers while enhancing deployment strategies across...

Join a dynamic team to design, implement, and enhance data center infrastructure, ensuring optimal performance and security. Collaborate across departments to execute projects effectively while mainta...

Elevate your career by designing and maintaining cloud applications while collaborating with cross-functional teams to implement innovative solutions and ensure successful project delivery in a dynami...

Shape the future of cloud technology by enhancing container orchestration and deployments. Collaborate with teams to drive strategy, ensuring effective resource management and security in cloud enviro...

Join the team to enhance M365 security and compliance, driving strategic governance and operational support across federal environments while safeguarding enterprise endpoints and managing risks effec...

Drive the development and automation of mission-critical infrastructure, enhancing CI/CD pipelines and cloud environments while embedding security compliance in all stages of software delivery...

Deliver software engineering excellence by leading high-performing teams and managing the full software lifecycle across mission-critical platforms, ensuring alignment with business needs and driving...

Shape the future of cloud infrastructure by leveraging your DevOps skills to support and modernize IT systems. Collaborate with architects and engineers to optimize server environments and enhance cli...

Architect advanced data solutions that unlock insights across diverse sectors. Collaborate with a multidisciplinary team to develop scalable platforms for impactful projects in fraud detection, health...

Shape data solutions by utilizing programming skills to develop and maintain scalable data architectures, enabling critical insights from varied data sources in a collaborative, agile environment to s...