Senior Windows Administrator Jobs in Arlington, VA

Champion federal cybersecurity by mastering SIEM operations, log management and threat detection. Join a dynamic team dedicated to enhancing national security through vigilant monitoring and incident...

Unlock potential by leading the development and maintenance of web applications, ensuring compliance and supporting federal programs with innovative tech solutions that enhance user experience and org...

Elevate mission-critical support as the Senior Tier-3 Analyst, tackling complex incidents within the War Data Platform's AI initiatives. Build technical capabilities across teams while ensuring operat...

Lead the charge in designing, deploying, and managing secure Linux environments, ensuring high availability and performance across AWS and VMware, while collaborating with development teams to automat...

Champion innovative network solutions by organizing and supporting complex systems, ensuring streamlined IT operations and cybersecurity for government agencies at the forefront of defense technology...

Join a team that's shaping the future of enterprise IT by managing MS SQL Server databases to enhance performance, security, and reliability in critical environments that support national security mis...

Empower mission-critical operations by administering high-availability Linux systems and storage solutions, ensuring secure environments for national security programs while collaborating with enginee...

Join a team that delivers secure, high-availability Linux systems while supporting mission-critical national security programs. Collaborate with engineers to optimize performance, maintain compliance...

Join our team to innovate Salesforce support solutions, drive technical excellence, and lead a talented development pod focused on enhancing user experience across our Salesforce platforms...

Drive project success and enhance customer experience by managing multiple engagements. Balance people leadership and operational oversight to ensure delivery quality, mitigate risks, and guide teams...

Elevate IT infrastructure management by overseeing systems in a Microsoft Windows environment, ensuring optimal performance while mentoring users and troubleshooting across virtual and physical worksp...

Empower your career by ensuring the integrity, security, and performance of enterprise-level database systems. Drive innovation through modern architecture and automation while collaborating with stak...

Accelerate mission success by designing observability solutions for AI and ML models across secure environments. Lead instrumentation for reliable, real-time monitoring to enhance decision-making in o...

Accelerate progress at the forefront of high-performance computing by developing and maintaining core system libraries and interfaces, enhancing platform reliability, and collaborating across teams to...

Shape the future of AI model performance by leading escalation for Tier-4 support in multi-enclave environments. Collaborate with cross-service teams to enhance operational readiness and sustain missi...

Advance your career as a Senior Developer by designing and maintaining secure software for critical national security initiatives while collaborating with cross-functional teams to enhance mission imp...

Lead managed services operations to enhance enterprise IT and cybersecurity for the Army National Guard. Ensure compliance with SLAs, analyze service performance, and support incident management acros...

Drive the architecture and design of robust, cloud-native cybersecurity systems, ensuring secure integration and compliance with Zero Trust principles while managing multiple large-scale projects at o...

Join a team of dedicated professionals driving innovations in systems engineering for Defense. Collaborate on cutting-edge projects while supporting Model Based Systems Engineering initiatives for the...

Lead the charge in enhancing cyber security testing environments while troubleshooting and developing solutions. Collaborate with cross-functional teams to optimize system performance and security for...

Drive your career with impactful SharePoint development, collaborating on innovative solutions, enhancing client satisfaction, and ensuring seamless user experiences while adhering to best practices a...

Take ownership of systems administration, enhancing performance for Linux and Windows environments. Collaborate with teams to implement automation, maintain compliance, and support users while managin...

Unlock potential by engineering secure, high-availability networks that enhance national criminal justice operations. Collaborate across teams to maintain infrastructure, troubleshoot issues, and supp...

Optimize cloud infrastructure by managing AWS resources and maintaining Linux systems. Collaborate with teams to ensure performance, security, and automation, enhancing operational efficiency across c...

Elevate enterprise geospatial systems by optimizing infrastructure, supporting applications, and implementing automation. Collaborate to enhance performance and promote continuous improvement for miss...