Linux System Administrator Jobs in Manassas, VA

Engineer cutting-edge software solutions, enhancing systems through innovation and collaboration. Lead teams in developing, maintaining, and testing software to meet user requirements, ensuring qualit...

Shape your career by leading a modern SOC, enhancing security operations, driving improvements, and ensuring effective incident management while collaborating with diverse teams to uphold cybersecurit...

Lead the implementation and testing of classification-marking tools for M365 applications, collaborating with developers to resolve user issues while documenting designs and improving system functiona...

Drive the future of High Performance Computing as a Senior Systems Engineer, providing technical direction and management support for a high-profile national security program, ensuring the success of...

Take ownership of developing and enhancing advanced software systems. Collaborate with cross-functional teams to analyze user requirements, design software solutions, and ensure high-quality performan...

Join a team that's advancing cyber system testing! Contribute to system-level testing and automate methodologies for software integration, ensuring operational excellence and readiness across multiple...

Unlock your potential by delivering integrated DevSecOps solutions for mission-critical systems, collaborating with engineering teams and government partners to enhance capabilities and security acros...

Oversee security protocols and ensure compliance of IT assets, leveraging your extensive knowledge in information system security practices. Collaborate with teams to address security challenges and p...

Lead the way in securing IT assets by providing expertise in information system security. This role requires in-depth knowledge and experience to protect sensitive data and guide complex systems throu...

Grow impactful solutions by tackling complex customer challenges through innovative software engineering, collaborating closely with clients and teams to translate needs into high-quality solutions in...

Take ownership of end-to-end systems engineering for remote sensing projects, collaborating with experts to ensure integration, risk assessment, and stakeholder engagement while supporting mission cap...

The Senior Integration & Test Software Engineer will support a Federal customer by planning and executing software testing activities for complex applications. The role requires expertise in applicati...

Transform complex software integration and testing strategies to enhance systems. Elevate project outcomes through independent oversight, mentoring, and strategic analysis while engaging with emerging...

Join an agile team dedicated to enhancing GEOINT visualization services. Contribute to software development and sustainment activities utilizing multiple programming languages and frameworks in a dyna...

Lead the charge in maintaining and securing critical network infrastructure for a high-security environment, ensuring optimal performance and compliance while supporting national security initiatives...

Join a dynamic systems engineering team to lead GEOINT ground initiatives, driving agile processes and technical capabilities to enhance mission performance and efficiency. Collaborate with stakeholde...

Optimize cloud infrastructure and automation frameworks to deliver scalable, secure systems. Collaborate hands-on with teams to deploy containerized applications and streamline CI/CD pipelines while e...

Advance robust network capabilities by providing expert support in LAN/WAN, enterprise wireless systems, and network security. Collaborate on modernization projects to enhance IT infrastructure and en...

Shape the future of cloud solutions by designing, implementing, and optimizing secure cloud infrastructures while collaborating with cross-functional teams to enhance performance and efficiency...

Grow your career with a collaborative team as a DevOps Engineer, deploying AWS infrastructure, automating processes, and ensuring security compliance while managing CI/CD pipelines and enhancing opera...

Elevate mission-critical applications by leading design, development, and modernization efforts. Collaborate with teams to create secure, cloud-based solutions that ensure compliance while optimizing...

Grow your career with us as you engineer innovative software solutions, collaborating with cross-functional teams to integrate AI capabilities and enhance operational software, all while ensuring stak...

Join us to support the full lifecycle of enterprise infrastructure solutions, leveraging Python and GUI applications to enhance performance and visibility in mission-critical environments. Collaborate...

Empower cloud infrastructure by supporting automation, security, and resource management in enterprise environments. Collaborate with senior engineers to ensure reliable, compliant cloud services whil...

Champion the evolution of Microsoft 365 infrastructure by designing and implementing innovative solutions that enhance collaboration, security, and AI integration across the enterprise while collabora...