Senior Systems Engineer Jobs in Reston, VA

Transform the future of secure access management by leading the deployment of cutting-edge Delinea Tools across Linux environments, bridging operational needs with technological solutions while ensuri...

Support missile defense architecture evaluations, collaborating with MDA and agencies to analyze data, develop concepts, and assess capabilities for homeland and regional protection against diverse mi...

Lead the charge in guiding the development of advanced system architectures, mentoring junior staff, and ensuring alignment with strategic goals and enterprise architecture for complex applications ac...

Optimize and support critical federal identity management systems with cutting-edge tools. Drive system reliability and compliance while ensuring the protection of sensitive information in a secure en...

Lead the charge in executing verification, validation, and transition activities for national assets, ensuring alignment with mission capabilities and improving overall system performance across groun...

Support enterprise endpoint management and enhance productivity by engineering Microsoft Copilot. Ensure security and performance of physical and virtual desktops while optimizing software and system...

Join a team that's modernizing critical infrastructure through advanced Linux engineering. You'll lead the design, implementation, and security of high-availability Linux systems, optimizing performan...

Join a team that's dedicated to maintaining and optimizing IT systems. Leverage your extensive experience to support infrastructure, troubleshoot issues, and enhance system performance while ensuring...

Drive the success of IT systems by implementing, troubleshooting, and maintaining infrastructure. Oversee daily operations while ensuring effective communication and resolution of issues across UNIX a...

Join a dynamic team as a System Administrator, overseeing high-performance computing infrastructure and network management in a secure environment, utilizing advanced technologies and best practices t...

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...

Unlock new opportunities as a key technical leader driving innovative software solutions in the national security domain. Collaborate with engineers and stakeholders to modernize Open Source Intellige...

Unlock potential by leading and enhancing enterprise infrastructure operations, ensuring optimal system performance and security for classified missions, while mentoring technical teams and driving mo...

Support our mission by leading system administration efforts, optimizing performance, and developing automated tools. You'll manage configurations, conduct analysis, and train personnel while ensuring...

Transform your career by leading model-based systems engineering efforts, guiding a team of modelers in architecting solutions for Navy systems. Leverage MBSE expertise to innovate and drive customer...

Lead the architectural design and integration of enterprise systems while driving modernization strategies to enhance operations and performance. Collaborate with cross-functional teams to ensure secu...

Shape the future of mission-critical electrical design by managing projects from concept to completion, collaborating with multidisciplinary teams, and developing design standards while ensuring quali...

Drive the architectural vision and governance for a critical AI initiative, ensuring system integrity and seamless integration across diverse environments in a fast-paced Agile setting, while mentorin...

Shape the architectural vision and design governance for a key defense initiative, ensuring seamless integration and execution across Agile teams in multiple secure environments. Drive innovation and...

Drive modernization and security initiatives as a Senior Systems Administrator, overseeing enterprise IT infrastructure. Leverage your expertise in Microsoft technologies to ensure robust system perfo...

Join a team that's enhancing data capabilities for decision-making across defense. Collaborate on production-ready solutions, drive system availability, and guide user support initiatives for mission...

Join a team that's driving innovation in data analytics to empower decision-making across the Department of War. Collaborate with diverse stakeholders to deliver effective solutions that enhance natio...

Shape the future of enterprise-level information systems by designing integrated architectures that meet diverse requirements. Collaborate across teams to develop innovative solutions and ensure compl...

Innovate your career by leveraging your expertise in military signals intelligence operations. Provide critical support across program development, security, and management, ensuring the successful ex...

Empower operations by leading the management of cloud engagement kits, ensuring rapid deployment and maintenance while coordinating efforts across teams to support critical government incident respons...