IT Systems Administrator Jobs in Fairfax, VA

Optimize cybersecurity solutions by engineering secure networks and enhancing compliance. Collaborate with experts to support both classified and unclassified environments while ensuring top-notch sec...

Lead the design, development, and testing of advanced optical systems, collaborating with cross-functional teams to create innovative solutions and ensure optimal performance across diverse environmen...

Join a team that's dedicated to shaping innovative network solutions and delivering outstanding external events. Leverage your expertise in telecom and OSS governance to drive project success and ment...

Transform client experiences by installing and maintaining security systems, ensuring top performance and satisfaction while collaborating with project teams and providing exceptional service within t...

Transform the landscape of information systems security by developing policies, managing projects, and ensuring the integrity of systems and data. Take ownership of the Agency Vulnerability Management...

Contribute to mission success by developing and maintaining secure enterprise applications, leveraging modern programming languages and Agile practices for federal systems in a collaborative environme...

Join a team that's reshaping technology management through innovative leadership, overseeing a multi-faceted PMO while driving operational excellence, financial performance, and a dedicated customer s...

Champion security initiatives by leveraging Linux expertise to enhance system protection, ensuring compliance and risk management within complex environments while collaborating with external systems...

Empower your career by leading and developing technical training programs for staff and clients, ensuring the delivery of quality training content and fostering a culture of continuous learning and im...

Join a team that's focused on optimizing and securing cloud email environments while ensuring high availability and seamless user experiences. Collaborate on diverse IT initiatives to enhance business...

Shape the future of cybersecurity by leading compliance reporting initiatives and directing a dynamic IT team. Oversee policy development and strategic planning to enhance security across global netwo...

Join a team that's enhancing global missions by leveraging your Linux expertise. As an integral systems administrator, you'll ensure robust infrastructure and spearhead improvements to defend against...

Lead the design and automation of cloud infrastructure, driving process improvements and collaborative efforts across teams to deliver mission-critical applications in a fast-paced startup environment...

Lead the charge in engineering complex enterprise systems, delivering technical authority in RF-enabled solutions and GOTS architectures, while ensuring operational sustainment and interoperability ac...

Join us as a Principal Systems Engineer, leading engineering efforts for FORNSAT systems. Utilize your expertise in complex systems integration and enterprise architectures, while ensuring operational...

Join a team that's shaping the future of Aegis Training Systems through expert leadership in Test and Evaluation, driving successful execution of comprehensive test strategies and technical solutions...

Drive the execution and management of cyber program contracts, ensuring top-tier performance for federal clients. Collaborate with leadership on strategic initiatives while optimizing team resources a...

Engineer robust network solutions, ensuring high availability and optimal performance. Collaborate with teams to support deployments and fulfill enterprise infrastructure needs in regulated environmen...

Unlock potential by applying systems engineering principles across all life cycle phases, ensuring technical integrity and quality. Collaborate with stakeholders, resolve issues, and communicate with...

Join a team that's dedicated to designing, optimizing, and maintaining network solutions in a dynamic, 24/7 environment to support cutting-edge healthcare technologies and ensure operational excellenc...

Drive the transformation of IT services by leading innovative endpoint solutions, overseeing global operations, and ensuring top-notch infrastructure management while enhancing service delivery for a...

Lead strategic planning initiatives to align enterprise operations with mission goals. Oversee data management and report development, guiding junior analysts in executing IT-to-business roadmaps and...

Innovate automation solutions for large-scale IT network infrastructure. Engage in developing and implementing process automation while optimizing system performance and reliability to enhance product...

Unlock the potential of enterprise application development by managing requirements processes, including elicitation, traceability, and change control, within an Agile/DevSecOps environment to achieve...

Advance project management excellence at the forefront of maritime defense systems, collaborating with engineers and stakeholders to drive complex projects towards successful outcomes, ensuring alignm...