Linux System Administrator Jobs in Reston, VA

Transform software development by delivering cloud-native solutions, ensuring technical excellence and collaborating across teams to create maintainable, scalable systems while embracing innovation an...

Lead and optimize day-to-day operations for multi-agency cybersecurity teams, ensuring effective personnel management, risk assessment, and strategic insights to enhance mission responsiveness and cap...

Drive financial excellence by supporting the execution of cost contracts while developing solutions to complex challenges. Your role will influence financial metrics and communications in a dynamic te...

Unlock potential by providing integrated cloud services support, enhancing enterprise computing and network infrastructure. Engage with customers to deliver technical solutions and ensure effective co...

Unlock potential by driving enterprise-level unified communications solutions, optimizing voice, video, and collaboration services, and ensuring robust performance and security in alignment with feder...

Lead comprehensive management of Security Operations Center services, ensuring operational excellence, contract compliance, and continuous improvement while interfacing with agency leadership and stak...

Innovate solutions as a Software Engineer, contributing to a cutting-edge SaaS platform that processes billions of messages daily. Work with a modern tech stack to improve global health outcomes for d...

Take ownership of implementing phased computer systems, conducting thorough requirements analysis, and ensuring client approvals. Drive integration and testing of systems while managing configuration...

Champion the lifecycle management of enterprise applications, driving modernization initiatives and ensuring compliance with DoD cybersecurity policies while improving operational efficiency and techn...

Collaborate to ensure the operational integrity of critical data center systems. Responsible for maintaining compliance and optimizing efficiency across mechanical, electrical, and safety systems whil...

Join as a Senior Penetration Testing Lead, spearheading offensive security measures to protect crucial AI capabilities for the DoW. Oversee assessments across multiple secure environments, validating...

Join us to lead advanced offensive security operations, executing penetration tests across multiple networks, ensuring the integrity of mission-critical systems in support of defense initiatives. Shap...

Join a team that's leading offensive security operations to protect mission-critical AI capabilities. As a Senior Penetration Testing Lead, you will drive controlled adversarial assessments, influenci...

Unlock potential by driving enterprise-wide solutions that enhance efficiency, improve decision-making, and foster innovation across finance, accounting, and supply chain domains through strategic lea...

Lead impactful technical programs while ensuring cost, schedule, and performance goals are achieved. Collaborate with cross-functional teams and manage vendor relations to drive project success from c...

Lead the charge in enhancing multi-discipline systems engineering solutions for geospatial intelligence, integrating advanced requirements while advising on innovative strategies across complex system...

Accelerate progress at the forefront of national security by architecting innovative systems for complex Computer Network Operations, enhancing cybersecurity capabilities and guiding multidisciplinary...

Join a team that's dedicated to ensuring IT service continuity by developing robust disaster recovery strategies, conducting assessments, and driving enhancements to readiness for mission-critical sys...

Pioneer advanced solutions in GN&C for cutting-edge hypersonic and ballistic systems. Lead trade studies, design innovative control algorithms, and mentor teams while ensuring mission success in groun...

Accelerate your career as you design and implement CI/CD pipelines, enhancing collaboration between development and operations. Leverage your expertise in Kubernetes and AWS for scalable, secure infra...

Elevate your career as you analyze system vulnerabilities and implement security measures in a dynamic environment, ensuring compliance with information assurance standards while collaborating with en...

Advance your career by managing complex projects and portfolios, ensuring alignment with strategic goals. Lead cross-functional teams and enhance value delivery through effective stakeholder engagemen...

Explore exciting opportunities as you lead efforts in cybersecurity engineering for advanced air systems, ensuring secure design and compliance across mission-critical projects in the defense sector...

Join a team that supports mission engineering through advanced analysis and simulation. Contribute technical insights for space resilience, stakeholder coordination, and comprehensive assessments to e...

The Electronics Engineer will be part of a reverse engineering and digital forensics team, focusing on analyzing and exploiting electronic devices related to weaponized technologies. This role involve...