Systems Administrator Jobs in Manassas, VA

Unlock potential by managing and optimizing Red Hat Enterprise Linux infrastructures, ensuring stability, security, and performance for critical operations. Collaborate with cross-functional teams to...

Elevate cybersecurity standards by leading a skilled team in risk management processes, ensuring compliance and effective security controls for critical IT systems while mentoring and advising stakeho...

Join a team that ensures high availability of mission-critical Windows systems. Utilize your expertise in administration and troubleshooting to maintain secure environments while supporting global ope...

Join our team to enhance Network Security Boundaries through operations, troubleshooting, and maintenance. Collaborate in a dynamic environment to optimize network performance and manage crucial secur...

Develop, implement, and support secure operations for classified systems while mentoring junior staff and collaborating on creative solutions to complex technical challenges in a dynamic IT environmen...

Transform the testing landscape by developing robust strategies and automated solutions to enhance the quality of geospatial applications and Java microservices, ensuring the success of critical missi...

Optimize platform deployments and customer support by effectively managing the Istari platform across diverse environments. Collaborate cross-functionally to ensure seamless infrastructure operations...

Oversee system administration for UNIX, Linux, and Windows environments, ensuring performance optimization, security, and documentation. Collaborate with teams to support end users and implement new t...

Elevate IT infrastructure integrity by managing complex systems, networks, and storage. Apply your expertise to ensure operational excellence and tackle advanced integration challenges across various...

Join a team dedicated to enhancing intelligence capabilities through advanced RF, cyber, and SIGINT systems. Engage in full systems lifecycle management, from deployment to sustainment, in dynamic env...

Shape enterprise-level desktop systems by analyzing requirements, designing solutions, and leading cross-functional teams, while ensuring secure and reliable technology support for mission-critical op...

Empower government operations by leading desktop systems engineering efforts. Collaborate across teams to design, implement, and maintain secure enterprise desktop solutions within mission-critical en...

Join us in shaping the future of cloud communications as a lead architect, guiding the migration and administration of Microsoft Exchange in hybrid environments, ensuring security and high availabilit...

Lead the charge in optimizing our ServiceNow platform, enhancing ITSM capabilities, and driving automation initiatives. Shape the strategic roadmap to deliver exceptional service experiences while mai...

Shape the future of IT by managing systems and network administration. Ensure the reliability and performance of IT systems through troubleshooting, support, and maintenance operations across various...

Transform large-scale Linux systems through installation, support, and security. Manage day-to-day operations, monitor performance, and resolve issues, ensuring reliability and security enhancements a...

Champion cybersecurity by leading our information systems security efforts. Utilize your expertise to develop policies, conduct risk assessments, and collaborate across teams to ensure the security an...

Lead the charge in providing critical support for IT systems, ensuring optimal operation and user assistance. Utilize your advanced Linux and networking expertise to manage day-to-day functions and re...

Architect high-performance bulk data transport services for national security, ensuring reliability and security across a global scale. Lead system administration initiatives while collaborating with...

Elevate your career with a pivotal role in server administration, overseeing system performance and security while mentoring junior staff and collaborating on innovative technology deployments and enh...

Unlock potential by taking charge of mission-critical Linux systems. Leverage your expertise in automation, security, and troubleshooting to enhance production environments while collaborating with di...

Take ownership of enterprise IT systems by administering network infrastructure and VMware virtualization. Ensure security, performance, and reliability of core services, while collaborating across te...

Collaborate with engineering teams as a Systems Administrator, ensuring optimal performance of IT systems and networks. Manage system administration tasks, coordination, and maintenance to support mis...

Join our dynamic team to provide technical support and system administration, ensuring seamless IT operations. Engage with government stakeholders and enhance system reliability while addressing diver...

Join a dynamic team as you assist in developing and managing requirements for advanced electromechanical systems, while driving validation and testing to ensure top-tier performance and reliability...