Linux System Administrator Jobs in Reston, VA

Transform your career by providing vital technical support and system administration. Engage with an agile team to enhance system performance and ensure optimal functionality, focusing on GEOINT appli...

Transform infrastructure management as you implement and support essential system engineering tasks in a high-security environment. Leverage your expertise to enhance operational health and drive perf...

Transform enterprise solutions by overseeing RHEL Linux servers across various global locations. Engage with a multi-disciplinary team to ensure high availability and security of critical services whi...

Explore the role of a System Administrator, overseeing the War Data Platform with a focus on security, user management, system monitoring, and automation tasks. Ensure operational excellence through r...

Support the enhancement of High-Performance Computing (HPC) by maintaining Linux/Unix systems, addressing technical challenges, and optimizing resource use, while collaborating with skilled engineers...

Join a team that's focused on optimizing IT systems in a complex environment. As a Mid-Level or Senior System Administrator, you'll support critical operations, manage security, and ensure efficient i...

Unlock your potential by providing robust system administration support for complex networks. Thrive in a dynamic environment ensuring optimal performance, security, and reliability of mission-critica...

Shape the future of IT systems support by managing Linux environments, optimizing performance, and ensuring system reliability. Partner with teams in mission operations and contribute to infrastructur...

Empower your career by supporting and optimizing IT systems across diverse environments. In this role, you'll troubleshoot technical issues, manage infrastructure, and collaborate on DevOps initiative...

Pioneer the administration of critical Linux and Windows systems, ensuring robust performance and security. Collaborate across environments to troubleshoot and resolve complex issues while managing es...

Join a team that's dedicated to optimizing IT systems across enterprise environments. Support mission-critical operations by troubleshooting, maintaining, and enhancing Linux-based infrastructures to...

Empower operational excellence by managing complex IT infrastructures, troubleshooting unique systems issues, implementing applications, and enhancing process efficiencies while mentoring junior team...

Elevate system performance by architecting and managing complex infrastructures, leading cloud integrations while ensuring adherence to federal security compliance and optimizing operations for high a...

Drive efficiency and security in VDI environments by providing senior-level system administration expertise, leading onboarding, ticket escalations, and strategic enhancements to support evolving tech...

Join a team that's dedicated to supporting critical government operations through secure, high-performance computing. Utilize your expertise to provide comprehensive Tier 1-3 support in a cloud infras...

Unlock the potential of a complex network system as you administer, sustain, and enhance IT operations to ensure reliability and security in a dynamic environment, collaborating with diverse teams to...

Tackle complex mission-focused systems ensuring alignment, integration, and stability. Lead requirement engineering and lifecycle management, while driving collaboration and producing detailed documen...

Support the implementation and operation of Linux-based IT systems, ensuring seamless performance and reliability while managing daily operations, identifying issues, and automating tasks for efficien...

Unlock potential by leading the support and integration of a COTS access system. Collaborate with cross-functional teams to ensure operational readiness while maintaining exceptional communication and...

Transform IT support with expertise in systems administration, focusing on end user device management, troubleshooting, and process improvement within a dynamic environment, while collaborating with e...

Optimize cybersecurity defenses by engineering and supporting SOC operations. Leverage automation to enhance system security, performing engineering tasks from inception to execution, while ensuring t...

Empower a secure remote workforce by administering, supporting, and optimizing enterprise endpoints and identity management in a HIPAA-compliant environment, ensuring seamless operations and complianc...

Grow your expertise by tackling complex infrastructure solutions, optimizing performance, and driving automation initiatives within a hybrid-cloud environment while leading cross-functional teams and...

Drive operational excellence in high-stakes IT environments, ensuring uptime and reliability through advanced troubleshooting and system optimization. Collaborate with diverse teams to address technic...

Contribute to high-stakes IT systems by maintaining uptime and performance. Engage in advanced troubleshooting and optimization for Windows and UNIX environments, ensuring mission success through quic...