Senior Windows Administrator Jobs in Herndon, VA

Analyze and execute secure migrations of on-premises Dynamics CRM to Dynamics 365 Online, collaborating with cross-functional teams to ensure compliance, performance, and thorough documentation throug...

Make your mark at the forefront of global benefits administration. Drive day-to-day operations, strategic optimization, and compliance of employee benefits programs in diverse international markets, e...

Create secure and efficient Windows environments, managing systems and domains to support national security initiatives. Collaborate with a dedicated team to modernize IT infrastructure for optimum pe...

Lead the charge in optimizing SAP environments by enhancing system installations, upgrades, and security. Collaborate with teams to ensure robust performance and troubleshoot issues swiftly within a d...

Join a team that's dedicated to managing and optimizing Windows server environments, ensuring system integrity and compliance while mentoring junior staff members and leveraging automation tools to en...

Elevate operational effectiveness by leading Tier-4 support for AI/ML model-serving pipelines, ensuring seamless performance across multi-enclave environments while collaborating with diverse teams to...

Support and maintain complex IT systems for over 600 users, ensuring optimal performance and quick resolution of technical issues. Collaborate on accreditation efforts while managing diverse network e...

Optimize system operations and manage IT infrastructure effectively. Provide expert support for systems and ensure reliable performance across various platforms, while facilitating communication and r...

Lead innovative systems engineering solutions that address national security challenges, utilizing both Traditional and Model-Based Systems Engineering methodologies across complex mission environment...

Lead a team to deliver comprehensive cybersecurity solutions, ensuring system integrity and compliance. Collaborate with clients to gather requirements and implement risk mitigation strategies while d...

Take ownership of Oracle 19c database administration, ensuring high availability, performance, and security across multi-standby configurations. Utilize expertise in Data Guard, RMAN, and Linux to sup...

Empower mission success by designing, implementing, and maintaining secure, high-performance network solutions for critical enterprise environments. Leverage your expertise to troubleshoot complex iss...

Drive innovation by providing comprehensive IT support for classified systems, ensuring robust security and operational integrity while collaborating with teams to enhance national security capabiliti...

Grow as a key contributor in managing complex virtual infrastructures, ensuring system integrity and security while streamlining operations through automation and expert troubleshooting...

Oversee the optimization and maintenance of enterprise network infrastructure, ensuring high performance, security, and compliance across multiple environments while collaborating with engineering tea...

Oversee the development and implementation of scalable network solutions while ensuring robust security protocols and efficient operations within the Intelligence Community, collaborating closely with...

Drive national security impact by leveraging your Systems Administration expertise in a dynamic COMSEC role, working closely with government customers to enhance cybersecurity and mission success thro...

Bring your expertise to enhance financial management tools as a lead developer. Collaborate with stakeholders, design MS Access applications, and integrate cloud solutions to modernize critical system...

Optimize enterprise business systems by analyzing, designing, and developing solutions with a focus on SharePoint. Lead migration efforts and provide technical direction for project success, ensuring...

Lead high-impact IT projects driving alignment with federal guidelines. Collaborate with stakeholders in a matrixed environment to deliver results using both Agile and waterfall methodologies. Leverag...

Lead and support a complex federal IT and cybersecurity program, ensuring effective management, quality delivery, and stakeholder engagement across multidisciplinary teams in a national security conte...

Shape the future of enterprise solutions by leading transformative technical projects, mentoring teams, and engaging directly with clients. Collaborate to develop high-impact designs and innovative st...

Take ownership of critical network systems supporting federal missions, ensuring performance, security, and availability. Troubleshoot complex challenges, optimize capacity, and collaborate with teams...

Transform our network infrastructure by implementing and maintaining secure, high-performing systems while troubleshooting and optimizing for mission success. Collaborate across teams, mentor engineer...

Join a dynamic team to advance .NET application development through Agile collaboration, mentoring engineers, and enhancing processes. Contribute to innovative design and deployment while resolving co...