Windows System Administrator Jobs in Warrenton, VA

Champion enterprise architecture transformation by leading teams to design scalable, secure solutions. Drive process improvements, governance frameworks, and technical direction to fulfill organizatio...

Shape the future of administrative services for a globally distributed platform. Lead design and delivery of control plane functionalities, manage user roles, and ensure integration with vendors, enha...

Drive technical strategy and solutions for enterprise clients, enhancing storage modernization and operational efficiency while engaging in complex sales cycles and mentoring team members to achieve i...

Champion secure network infrastructure design and deployment in a classified environment, ensuring compliance and robust cybersecurity practices while collaborating closely with the Department of Defe...

Unlock systems effectiveness as you manage, maintain, and enhance the IT infrastructure. You'll coordinate support and ensure the reliability of systems, supporting critical functions in a fast-paced...

Champion the evolution of enterprise mission systems through designing, developing, and maintaining high-quality DevOps processes. Collaborate within a dynamic team focused on innovative network and a...

Transform identity management solutions by developing and optimizing IAM products. Lead enhancements, manage lifecycle processes, and ensure security compliance while collaborating with stakeholders t...

Empower innovative network solutions by engineering robust infrastructures. Collaborate with cross-functional teams to enhance network, data center, and enterprise computing services, supporting a piv...

Reimagine large-scale networking projects as an AI Principal Consultant, collaborating with customers and teams to design and implement advanced data center solutions. Drive performance and reliabilit...

Drive development of innovative Java applications, manage the full SDLC, and enhance software performance while collaborating with cross-functional teams to deliver high-quality solutions for critical...

Elevate your career by driving AI solutions for government agencies. Collaborate extensively to identify automation opportunities and align technical capabilities with strategic outcomes, ultimately e...

Shape robust software solutions that enhance real-time communication services, balancing speed and stability while collaborating across teams and improving existing systems with thoughtful design and...

Drive EHS compliance across data centers, ensuring safety practices align with federal regulations and company standards. Collaborate with diverse teams to enhance operational safety while integrating...

Play a key role in enhancing enterprise cybersecurity by integrating security controls, conducting assessments, and ensuring compliance with established policies while managing vulnerabilities across...

Transform efficiency in project coordination by streamlining IT processes and enhancing PPMO operations. Collaborate across teams to leverage tools and automate workflows, ensuring effective delivery...

Advance your career as a Systems Administrator, providing critical technical support while delivering excellent customer service. Engage with users and ensure seamless operation of hardware and softwa...

Take ownership of vulnerability assessments and compliance for our IT infrastructure. Collaborate with teams to remediate vulnerabilities, enhance monitoring tools, and mentor junior analysts, all whi...

Unlock your potential as a Systems Administrator, optimizing mission-critical systems in a secure environment. Leverage your skills in cloud infrastructure, automation, and Linux to enhance collaborat...

Pioneer robust cloud CI/CD pipelines, enhancing DevSecOps capabilities through automation and efficient deployment. Collaborate with IT teams to implement best practices, ensuring scalable and secure...

Join a dynamic team of engineers to develop and enhance critical internal tools, optimizing a data-driven eCommerce strategy while building web applications in a supportive, remote-first environment...

Lead the charge in delivering successful software implementations for clients. Collaborate with teams to translate business needs into technical solutions, ensuring seamless onboarding and optimal cli...

Transform program management by overseeing all contract aspects, leading diverse teams in the development and testing of advanced weapons systems, while ensuring effective collaboration and adhering t...

Empower our security framework by executing incident response and optimizing security controls, ensuring robust protection across global environments. Collaborate with engineering and operations teams...

Secure and enhance critical IT infrastructures, ensuring resilience against evolving threats while bridging policy with implementation in cloud environments and classified systems...

Join a dynamic team responsible for creating and maintaining an innovative internal developer platform using Azure, CI/CD, and Kubernetes, ensuring security, efficiency, and automation for both connec...