UNIX System Administrator Jobs in Reston, VA

Inspire transformation by owning product strategy for lab delivery, ensuring innovation and alignment with emerging cybersecurity needs. Collaborate cross-functionally to redefine learning experiences...

Join a team that's transforming software development with cloud and DevOps practices. This hands-on role combines leadership and engineering to drive innovative solutions in modern software architectu...

Partner with us to deliver strategic Microsoft solutions; configure, troubleshoot, and optimize environments while providing expert guidance. Manage project deliverables and foster client relationship...

Deliver strategic direction and performance excellence as you manage complex IT programs for the Federal Government. Lead a contractor team, ensuring compliance and successful execution while serving...

Develop high-performing software within an agile team, utilizing Java and scripting languages. Engage in design, research, and collaborative testing, ensuring scalable and effective solutions that enh...

Lead systems integration for complex cloud and hybrid solutions, ensuring the integrity of NSG/ASG systems. Oversee planning, testing, and maintain documentation while guiding junior team members in a...

Join a team that's focused on delivering exceptional client account management while fostering strong relationships and driving performance metrics within a dynamic and regulated environment...

Support network integration initiatives and maintain reliable connectivity in enterprise LAN/WAN environments. Collaborate with teams to troubleshoot and enhance network performance while leveraging A...

Advance your career by developing and sustaining infrastructure software applications using Python and additional languages like C/C++, Java, and Go, while contributing to the modernization of foundat...

Transform project success by leading Configuration Management efforts that ensure integrity in software and hardware products. Collaborate cross-functionally to optimize processes, drive compliance, a...

Pioneer innovative engineering solutions by collaborating with Government personnel to deliver advanced test and evaluation strategies, ensuring high performance and reliability of complex systems acr...

Shape the future of power systems engineering by leading the design, standardization, and delivery of innovative electrical solutions for data centers, enhancing power reliability and efficiency acros...

Elevate program performance by managing resources, budgets, and security compliance. Drive project success and maintain strong stakeholder relationships. Lead a high-functioning team to deliver on com...

Optimize backend systems by designing scalable services and sharing knowledge. Collaborate across teams whilst deploying applications in AWS. Drive improvements in coding standards and system reliabil...

Take ownership of program performance by leading a team to drive customer satisfaction and successful delivery in complex federal IT environments while managing strategic direction, budget, and team d...

Lead the strategic management and development of volunteer programs, ensuring effective recruitment, training, and retention while enhancing visitor experience across the institution's services and in...

Lead the charge in enterprise-level systems engineering, ensuring the successful integration of mission-critical capabilities with collaborative teams, enhancing operational efficiency and resilience...

Lead the administration of subcontracts and task orders, ensuring compliance with regulations. Negotiate terms, monitor performance, and support pre-award efforts while maintaining clear communication...

Drive cybersecurity excellence by leading PKI governance and compliance, ensuring systems meet Federal standards and maintain ATO status across diverse environments. Collaborate with teams to synchron...

Contribute to cutting-edge vulnerability research and security innovations. Collaborate in an Agile environment leveraging your expertise in reverse engineering, software security, and exploit develop...

Bring your expertise to an innovative team, driving advancements in Windows security through reverse engineering and CNO development in an Agile environment...

Drive security innovations by leveraging your expertise in reverse engineering and exploit development, with a focus on Windows internals. Collaborate in an Agile environment to conduct vulnerability...

Transform your career by leveraging your expertise in reverse engineering and CNO development to innovate and drive security solutions in a collaborative Agile environment...

Collaborate to develop and integrate a dynamic software suite that supports mission needs, focusing on messaging, observability, and reliable backend engineering within a containerized environment...

Lead the implementation and management of advanced firewall solutions while ensuring network security and compliance. Collaborate with teams to analyze, document, and optimize firewall operations for...