Systems Administrator Jobs in Manassas, VA

Join a dynamic team to monitor, maintain, and support IT and electronic security systems for various clients while providing Tier 1 helpdesk assistance and ensuring compliance with system standards. F...

Explore your career as a System Administrator where you'll manage complex virtual infrastructures, ensuring optimal performance of systems and networks while collaborating within a dedicated team to e...

Empower mission-critical telecommunications support by ensuring robust infrastructure monitoring, operational coordination, and infrastructure management in a fast-paced 24/7 environment to optimize p...

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...

Drive technical leadership by overseeing Windows systems administration for mission-critical environments, ensuring operational excellence while providing Tier 2 and 3 support and managing a skilled t...

Unlock new possibilities as you support and enhance Cloud Service Provider environments, ensuring robust security measures through monitoring, access control, and comprehensive documentation. Collabor...

Transform your career by implementing and managing VDI solutions for a critical IT infrastructure supporting a vast user base. Drive operational efficiency through collaboration and innovative securit...

Support and optimize IT systems infrastructure, ensuring operational reliability. Manage server and network devices, provide Tier 1 and Tier 2 support, and enhance security measures while communicatin...

Contribute to the evolution of our security posture by developing robust metrics and alerts. This hands-on role involves analyzing traffic patterns, operating security controls, and ensuring coverage...

Elevate operations by managing complex Windows and Linux environments, leveraging DevOps principles to enhance automation and system efficiency, while providing critical support for mission-driven app...

Take ownership of network services administration, ensuring robust governance, scalability, and security compliance across operational environments while advising leadership on modernization strategie...

Support and safeguard our secure IT systems and infrastructure, ensuring high reliability and compliance within a mission-critical environment. Drive technical excellence by troubleshooting, managing...

Tackle complex IT challenges as a Systems Administrator, ensuring secure, reliable server and user environments in high-stakes settings. Bridge operations and applications while maintaining strict com...

Shape the future of technology in a mission-critical network, improving and maintaining Cross Domain Solutions while providing insights through performance management and leadership. Join us in solvin...

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...

Join our team to optimize and maintain IT systems, providing hands-on support and troubleshooting for infrastructure, client/server networks and user operations, ensuring reliability and performance a...

Join a dynamic team as you manage and optimize computer networks, ensuring efficient performance and robust security in a collaborative environment while providing top-notch technical support and prob...

Elevate system performance by administering and securing complex Linux infrastructures. You will support mission-critical operations in a classified environment while ensuring compliance with security...

Engage with enterprise teams to support and enhance cloud infrastructure, ensuring optimal performance of hardware and software systems while delivering exceptional user support and maintaining securi...

Drive high-performance computing operations and storage systems to optimize supercomputing resources, ensuring robust user support, system security, and operational excellence for Earth science modeli...

Elevate IT infrastructure by ensuring seamless operation of servers, networks, and systems. Collaborate with teams to enhance security and reliability while providing technical support for users and i...

Advance your career by managing, optimizing, and securing complex infrastructure systems. Apply your expertise in Windows, Active Directory, and multi-cloud environments to support critical enterprise...

Elevate our mission by leveraging your expertise in Linux systems administration. You will configure, maintain, and optimize key components in a secure environment, driving efficiency and reliability...

Execute high-impact virtualization strategies by designing, implementing, and optimizing VMware solutions across a large enterprise, ensuring robust performance and security for mission-critical opera...

Optimize system performance as a Red Hat Linux System Administrator in an AWS environment. Monitor, maintain server health, mentor junior staff, and support engineering efforts while ensuring the inte...