Systems Administrator Jobs in Manassas, VA

Engage in designing and maintaining robust network infrastructure and datacenter environments, ensuring seamless client deployments and internal operations with hands-on expertise in routing, switchin...

Help us maintain seamless operations across diverse network environments while providing hands-on assistance, technical support, and innovative solutions in a dynamic IT landscape. Join a collaborativ...

Elevate your career by managing intricate network systems, solving complex connectivity issues, and optimizing performance for critical operations. Join us in enhancing infrastructure and ensuring cyb...

Drive Adelphi's security program, ensuring compliance and collaboration in a fast-paced environment. Lead efforts for timely DoD authorization, integrating security architecture with operations while...

Join a team that's pivotal in supporting IT operations by deploying and managing operating systems and enterprise applications across DoD OIG networks, ensuring security and compliance while enhancing...

Transform IT operations by leading a team of expert Systems Administrators, managing complex environments and implementing best practices for Linux and Windows systems to ensure optimal performance an...

Reimagine database management by overseeing routine operations, ensuring security, and enhancing database performance. Collaborate with teams to design, implement, and maintain databases tailored for...

Join a team that optimizes RHEL infrastructure, ensuring system stability, security, and performance. Your expertise will support critical federal operations through management, troubleshooting, and c...

Join a dynamic team to implement and maintain IT systems, providing critical support and optimization for diverse infrastructure, including Linux and networking environments. Leverage your expertise t...

Lead the charge in optimizing and securing a robust Windows environment, enhancing system performance and collaboration. Your expertise will directly contribute to crucial national security efforts in...

Advance database management and architecture for mission-critical platforms. Ensure high availability, security compliance, and optimal performance while leading incident responses and implementing ro...

Shape our cloud infrastructure by architecting and optimizing AWS GovCloud environments. Innovate alongside cross-functional teams to implement automation, ensure compliance, and advance modernization...

Deliver innovative SharePoint solutions by designing, developing, and enhancing enterprise environments. Collaborate with cross-functional teams to ensure scalable systems that streamline business pro...

Contribute to system operations by overseeing network configurations, applying technical skills for troubleshooting, and leading security measures to ensure system resilience and optimal performance...

Join a dynamic team as a Classified Information Security Lead, overseeing the management and protection of Secret and Top-Secret data in diverse environments while ensuring compliance with federal reg...

Transform engineering processes by leading the systems engineering function, aligning technical requirements with strategic objectives while ensuring seamless integration and testing throughout the sy...

Join a dynamic engineering team to enhance Windows OS sensor solutions, tackling complex challenges, optimizing systems, and ensuring high-quality project delivery through collaboration and technical...

Champion the future of IT infrastructure by providing expert field support, troubleshooting, and maintaining systems in diverse environments. Collaborate with federal teams and ensure seamless operati...

Optimize your career by leading the management and enhancement of an ARCHIBUS environment, ensuring effective applications support while driving system improvements across diverse facilities and workp...

Lead the charge in managing and optimizing complex network systems, ensuring robust cybersecurity measures, and providing top-tier administrative support to enhance organizational infrastructure and o...

Drive operational excellence as a Tier 3 System Administrator Lead, managing enterprise server ecosystems, optimizing performance and security in on-prem, virtual, and cloud environments while providi...

Take ownership of server system administration, ensuring robust performance and security while applying best practices for maintenance and compliance. Collaborate with teams to troubleshoot incidents...

Join a team that's dedicated to maintaining and enhancing database systems, leveraging skills in MS SQL, MariaDB, and cloud technologies to ensure robust performance and availability across diverse pl...

Provide expert management and support for high-performance computing systems and storage solutions. Engage in operations, security, and user assistance to enhance performance and availability for adva...

Support and enhance scientific computing operations by streamlining cloud platform practices, troubleshooting network issues, and maintaining robust infrastructure standards to enable advanced researc...