Windows System Administrator Jobs in Warrenton, VA

Join our team as an Application Security Engineer, where you will enhance application security by collaborating across teams to ensure secure software design, assess vulnerabilities, and drive program...

Pioneer innovative integrations as a Staff Forward Deploy Engineer, delivering effective solutions to customer challenges. Collaborate across teams to enhance product performance while leading technic...

Pioneer innovative Windows and Linux systems engineering to optimize performance, enhance reliability, and deliver high-quality solutions in a dynamic research environment while supporting critical op...

Join our infrastructure team to enhance our cloud architecture, ensuring secure, scalable, and reliable systems that power groundbreaking AI projects. Collaborate cross-functionally in a dynamic start...

Lead the modernization and migration of legacy systems to secure AWS environments. Drive roadmap, oversee data migration, and ensure minimal disruption while managing remote teams and maintaining prod...

Elevate your career by implementing and optimizing security controls, managing incident response, and collaborating with teams to fortify our cybersecurity posture across cloud and hybrid environments...

Pioneer reliable large-scale infrastructure services and enhance EDA performance through innovative design, deployment, and collaborative software lifecycle management, ensuring excellence in service...

Engage your skills to design, develop, and deliver high-quality enterprise systems. Collaborate in a dynamic team focused on innovative solutions, RESTful APIs, and cloud deployments while mentoring p...

Transform software and embedded systems through modern DevOps practices, focusing on CI/CD, infrastructure automation, and system reliability for aerospace and defense programs, while collaborating ac...

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 as a mid-level technical lead, safeguarding digital infrastructure and ensuring compliance with CMMC and ISO frameworks through active threat hunting and system hardening in a hybr...

Join a dynamic team to implement cutting-edge cloud solutions while providing top-notch technical support to customers. Leverage your technical expertise to enhance system operations and improve clien...

Contribute to ITOM excellence by managing ServiceNow platforms, ensuring data integrity, and optimizing integrations in compliance with federal standards. Collaborate with teams to enhance system perf...

Join a team that designs and implements scalable multi-cloud Kubernetes solutions, ensuring platform reliability at massive scale while mentoring junior engineers and integrating open-source technolog...

Optimize security and efficiency in CI/CD workflows and infrastructure automation. Support hybrid cloud environments with containerized delivery practices, enhancing existing engineering capabilities...

Innovate cloud capabilities by deploying, testing, and operationalizing advanced technologies across secure environments. Collaborate with diverse teams to ensure seamless configuration, integration...

Elevate cloud infrastructure by designing and managing Kubernetes automation tools that empower teams to achieve scalability and reliability. Collaborate cross-functionally to enhance observability an...

Elevate your career by enhancing cybersecurity as you support key PAM solutions, collaborating with senior engineers, and engaging with stakeholders to fortify infrastructure—ensuring reliable access...

Empower cybersecurity by supporting sophisticated PAM solutions, engaging with stakeholders to enhance DOT's security infrastructure while mitigating vulnerabilities and maintaining high-performance s...

Advance customer success by implementing and supporting the Knowvation platform. Collaborate closely with clients to tailor solutions, ensuring optimal performance and fostering strong relationships f...

Innovate cloud infrastructure and developer tooling, enhancing reliability and observability while collaborating with teams to enable efficient service delivery and improve the overall developer exper...

Join a dynamic team to provide expert cybersecurity solutions, collaborating with clients to understand security needs and develop innovative services. Leverage your cloud security knowledge to enhanc...

Join a team that's dedicated to enhancing secure cloud infrastructures supporting vital national security operations. You'll leverage multi-cloud environments and DevOps tools to build automated, resi...

Join us to develop impactful software solutions that power mission-critical systems within a dynamic DevSecOps environment, supporting advanced AI initiatives and collaborative defense strategies acro...

Transform software engineering practices by designing and delivering mission-critical applications for a key Department of War initiative. Collaborate within an agile environment to enhance operationa...