Senior Windows Administrator Jobs in Fairfax, VA

Support the implementation and management of advanced operational technology solutions, ensuring alignment with strategic objectives and cybersecurity best practices while leading a team on complex pr...

Innovate your career with a senior engineering role focusing on VMware and storage solutions, responsible for installation, configuration, maintenance, and optimization across various regions to enhan...

Transform enterprise BI platforms through optimization, security, and cloud integration. This role demands operational excellence in MicroStrategy administration, ensuring high-performance systems and...

Serve as a key technical resource for managing network systems and cloud infrastructure, ensuring high availability and performance while supporting enterprise applications and identity systems in a h...

Engage with leadership to optimize the global Customer Success experience, aligning teams to enhance retention, expansion, and operational efficiency. Use data-driven insights to drive strategy, impro...

Join a team that's at the forefront of enhancing productivity and collaboration through Microsoft 365 solutions. You'll leverage your technical expertise and leadership skills to drive impactful initi...

Lead the charge in optimizing contact center operations, ensuring compliance and enhancing customer satisfaction. Drive cross-functional teams to deliver effective projects that meet federal standards...

Transform the customer experience by leading vital contact center projects. Oversee operations, ensure regulatory compliance, and drive cross-functional collaboration to enhance performance and custom...

Unlock potential by providing comprehensive UNIX/Linux systems administration support. Ensure optimal server performance, user management, and system monitoring. Collaborate with government teams to i...

Grow your career by architecting resilient, zero-downtime systems for real-time AI trading infrastructure, ensuring operational excellence in a high-stakes financial environment where reliability is p...

Drive cybersecurity compliance assessments and validation for IRS Safeguards. Evaluate partner agency systems for FTI protection, conduct reviews, document findings, and ensure adherence to establishe...

Manage complex system administration in a secure cloud environment, ensuring robust operations while collaborating with a dynamic team. Drive system updates, enhance performance, and support infrastru...

Engage in leading-edge DevSecOps initiatives to optimize and secure enterprise-wide data integration, enhancing operational resilience across multi-domain classified environments. Drive innovation in...

Advance your career by leading testing initiatives for the War Data Platform, ensuring robust verification and validation processes across classified environments, and enhancing system resilience thro...

Elevate your career as a Senior Testing Lead, driving test strategy and automation maturity for a critical warfighting data platform initiative. Oversee the full lifecycle of verification and validati...

Champion testing excellence as you lead integrated verification for a major DoW initiative, driving strategies and frameworks across secure environments to bolster mission readiness and system resilie...

Transform the healthcare infrastructure for Veterans by leading modernization initiatives. Collaborate with diverse teams to design secure, scalable solutions and ensure compliance with federal standa...

Shape the future of national security as a Senior Software Developer, designing and optimizing systems-level software for critical cyber operations and cloud environments. Collaborate with experts to...

Join a dynamic team to provide Tier 3 engineering and operational support for a globally distributed enterprise network, enhancing IT environments and ensuring mission-critical operations run smoothly...

Grow your career with hands-on management of unified communications and IT infrastructure, supporting vital services for over 120,000 users across diverse DoD sites. Drive collaboration and enhance pe...

Drive advanced network solutions, ensuring optimized performance and security across diverse cloud and data center environments while mentoring teams and automating key processes...

Grow your career with a dynamic team, engaging in the full software development lifecycle to enhance and maintain cutting-edge DNA software solutions while collaborating with global teams to deliver i...

TENICA is seeking a Systems Administrator with an active TS/SCI clearance and FS poly. The role involves building and maintaining Windows and virtual servers, managing Active Directory, and deploying...

Shape the future of national security by enhancing cloud infrastructure and CI/CD practices. Collaborate with teams to improve GEOINT data access and streamline deployments while working in a dynamic...

Shape the future of cybersecurity by managing secure cloud engagement kits, ensuring rapid deployment and real-time support to enhance the operational readiness of federal agencies during cyber incide...