Senior Windows Administrator Jobs in Reston, VA

Provide your expertise to enhance system reliability and performance. You'll define service level objectives, build observability, and lead incident response, ensuring our platform meets high availabi...

Accelerate progress at the forefront of environmental management by leading complex projects, collaborating with federal clients, and guiding teams in site remediation and compliance initiatives acros...

Join a team that's dedicated to enhancing national security through innovative network solutions. Lead the design and optimization of complex communication networks, ensuring reliability and security...

Empower your career as you lead DevSecOps initiatives, enhancing cloud and application development through automation, security, and collaboration across teams to deliver robust solutions and drive co...

Join us to lead a team of engineers in testing and evaluating complex geospatial intelligence systems, ensuring accuracy and compliance across innovative environments in government and industry. Your...

Transform application delivery by automating workflows and enhancing CI/CD pipelines. Collaborate with teams to build secure AWS infrastructure and integrate security practices, ensuring reliable soft...

Lead a team of engineers to drive innovative projects, engage in hands-on technical work, and ensure seamless operations while managing personnel development and performance appraisals in a dynamic en...

Drive operational excellence by supporting managed services infrastructure, ensuring seamless incident response, systems administration, and network troubleshooting while collaborating with internal t...

Champion the integration and operation of software in high-performance computing environments. Lead automation and monitoring initiatives while ensuring mission-critical systems run smoothly and effic...

Unlock your potential by leading software integration efforts in high-performance computing environments. Drive automation, monitoring, and resiliency initiatives while ensuring seamless operations an...

Transform the future of our application ecosystem by leading development, scaling features, and integrating innovative technologies in a collaborative environment. Leverage your expertise to enhance c...

Lead the charge in developing innovative software solutions within a dynamic DevOps environment, enhancing critical systems and applications while collaborating closely with cross-functional teams to...

Optimize IT operations by managing day-to-day support for macOS and Windows environments, ensuring seamless onboarding/offboarding, and administering SaaS platforms while enhancing user experience and...

Empower our team by analyzing user needs and optimizing system solutions. Lead technology initiatives, translate requirements into specifications, and support data-driven decisions in a dynamic health...

Engineer innovative Microsoft 365 solutions, optimizing collaboration and productivity. Lead SharePoint Online implementations, manage client projects, and drive automation with Power Platform to enha...

Join a team that's innovating cloud solutions by designing, implementing, and managing multi-cloud infrastructures. Collaborate in a high-energy environment, tackling complex challenges while supporti...

Transform enterprise collaboration by managing Microsoft 365 services for over 13,000 users, ensuring compliance with DoD guidelines, and delivering high-level technical support and governance for cri...

Drive the deployment and integration of ServiceNow tools, leading a high-performing team while ensuring compliance with IT security standards and fostering Agile practices for continuous improvement a...

Unlock your potential by leading data initiatives and shaping insights through collaboration with stakeholders. Drive innovative BI solutions, ensuring clarity and reliability in analysis, while guidi...

Lead and manage the Cloud & Data Center team, ensuring successful project execution and operational excellence while mentoring engineers and driving technical standards across cloud and virtualization...

Join a team that's engineering and securing a classified Windows-based environment. You'll ensure system stability, compliance, and performance while collaborating with cross-functional teams to suppo...

Develop engaging web-based training content and tools, ensuring accessibility and compliance. Collaborate on UI enhancements and create metrics dashboards to track user adoption for a federal data int...

Join a high-trust team to drive cloud platform innovation using AWS and Kubernetes. Own infrastructure as code with Terraform, enhance security compliance, and mentor engineers while tackling complex...

Shape competitive strategies by analyzing market trends and competitors. Drive insights for data and AI security, supporting diverse stakeholders globally. Own competitive messaging and tools to enhan...

Join a team that's shaping the future of mission-critical applications by building and maintaining robust systems integration solutions. Leverage your expertise to enhance performance and ensure compl...