Senior Windows Administrator Jobs in Dahlgren, VA

Grow your career with a leading role in Windows systems administration, providing critical support for enterprise Microsoft environments. Engage in advanced troubleshooting, security hardening, and ma...

Empower your career by joining a dedicated team focused on advancing C4ISR systems for military applications. Leverage your expertise in Windows Systems Administration to enhance mission-critical solu...

Oversee and enhance Microsoft Exchange environments, ensuring optimal performance and security. Collaborate on server upgrades, troubleshoot issues, and implement strategies for reliable communication...

Grow your expertise by tackling complex infrastructure solutions, optimizing performance, and driving automation initiatives within a hybrid-cloud environment while leading cross-functional teams and...

Engage as a Linux System Administrator, sustaining and evolving mission-critical applications through innovative solutions and automation within a complex environment, with significant latitude to imp...

Join a team that's dedicated to supporting a dynamic DoD environment by ensuring optimal system performance, availability, and security in both physical and virtual server setups while complying with...

Manage and enhance complex IT environments by administering Microsoft 365, AWS, and servers while automating processes to boost compliance, security, and system reliability. Join a collaborative team...

Contribute to optimizing and maintaining client computer systems, ensuring seamless performance and security while solving complex technical challenges in a dynamic environment. Join us to enhance use...

Join a team that's enhancing IT effectiveness by designing and maintaining a secure virtual infrastructure. Contribute to mission success through effective management of VMware technologies and suppor...

Join us in shaping the future of cloud communications as a lead architect, guiding the migration and administration of Microsoft Exchange in hybrid environments, ensuring security and high availabilit...

Champion the administration of Deltek Costpoint, ensuring compliance and accuracy in government contract accounting while effectively supporting cross-functional teams with best practices and training...

Engineer data-driven insights that inform strategic decisions. Drive KPI development and performance metrics to support business intelligence initiatives, leveraging tools like Power BI or Tableau whi...

Drive the design and optimization of enterprise backup and storage solutions, ensuring efficient data protection strategies in a secure and dynamic environment for a high-profile DoD program. Lead and...

Grow your career with an experienced Linux team by maintaining and enhancing the software and hardware environment, ensuring effective integration and security across the organization’s operating syst...

Unlock potential by managing VMware environments, enterprise storage solutions, and Windows Server systems. Contribute to security implementations and compliance while supporting various network and i...

Empower classified environments with robust Linux system administration skills. Support DoD agencies by maintaining networks, ensuring compliance, and optimizing high-performance computing platforms...

Take ownership of ServiceNow system administration, ensuring security, compliance, and reliability across federal environments while collaborating with cross-functional teams to optimize platform perf...

Optimize infrastructure readiness as a leader in facility modifications, managing transitions, and ensuring Columbia-class submarine support. Collaborate across agencies to secure funding, execute inf...

Join us to lead infrastructure initiatives that ensure readiness and support for Columbia-class submarines. This role involves coordinating facility modifications, funding alignment, and stakeholder c...

Engage in leading network infrastructure projects, ensuring high performance and availability. Operate independently or in teams, providing technical expertise, managing systems, and advising on strat...

Develop and manage reliable, secure IT systems and infrastructure, supporting staff and technology projects. Collaborate with teams and vendors to enhance tech solutions, ensuring seamless operations...

Manage the day-to-day administration of Cisco UCS and VMware environments, ensuring optimal performance and compliance. Drive disaster recovery testing, monitoring, and security hardening while provid...

Tackle enterprise endpoint administration by managing Windows environments with Ivanti, Intune, and BigFix. Collaborate on security and patching initiatives while providing expert support for complex...

Unlock potential by managing and securing enterprise networks as a Windows Systems Administrator. You'll enhance performance, support security operations, and ensure our systems meet federal guideline...

Design and optimize robust data architectures that enhance data transfer, storage, and reporting. Collaborate with stakeholders to ensure data integrity and security while driving high performance acr...