IT Systems Administrator Jobs in Vienna, VA

Champion the design, implementation, and support of cloud network infrastructure. Ensure secure connectivity and performance across diverse classified environments, fostering collaboration among vario...

Transform mainframe environments by leading optimization initiatives and program delivery. Leverage technical expertise and consultative skills to improve client operations, guiding teams through comp...

Join a team that's dedicated to enhancing cybersecurity for DoD systems by overseeing compliance, risk assessments, and security policy development while collaborating with cross-functional teams to p...

Accelerate progress at the forefront of network engineering by designing, implementing, and optimizing enterprise network architectures. Collaborate with a team dedicated to advanced security and perf...

Transform enterprise networking by designing and optimizing advanced architectures, managing security and performance across complex environments, and ensuring reliable communication for high-performa...

Unlock potential by developing and maintaining enterprise applications for a mission-critical program, ensuring operational stability and security, while collaborating with cross-functional teams to i...

Lead the charge in developing and sustaining software solutions for auditory health research, integrating technical tools and databases to enhance military clinical decision-making and public health i...

Provide advanced network engineering support for diverse WAN, LAN, and CAN systems, ensuring smooth operations and compliance within the Intelligence Community. Collaborate on new solutions and mainta...

Unlock efficient communication and successful change management strategies by leading IT modernization initiatives, ensuring effective stakeholder engagement and operational readiness throughout the o...

Contribute to comprehensive cybersecurity governance, policy, and compliance by translating federal guidelines into actionable frameworks, while collaborating with leadership and functional teams on c...

Take ownership of technical information assurance engineering efforts, guiding security measures for complex information systems. Drive compliance, conduct risk assessments, and ensure the implementat...

Help us drive technology excellence by managing and delivering impactful projects. Collaborate across teams to establish governance and optimize project workflows, enhancing organizational capacity in...

Unlock potential by joining a dynamic team to design and implement robust cloud security solutions while enhancing incident response efforts and driving proactive threat hunting in a fast-paced cyber...

Develop and implement cloud security solutions, automate security tasks, assist in incident response, and engage in proactive threat hunting to enhance cybersecurity operations across enterprise envir...

Join a team that's leading offensive security operations to protect mission-critical AI capabilities. As a Senior Penetration Testing Lead, you will drive controlled adversarial assessments, influenci...

Join us to lead advanced offensive security operations, executing penetration tests across multiple networks, ensuring the integrity of mission-critical systems in support of defense initiatives. Shap...

Join as a Senior Penetration Testing Lead, spearheading offensive security measures to protect crucial AI capabilities for the DoW. Oversee assessments across multiple secure environments, validating...

Help us direct strategic operational initiatives, oversee program performance, and manage resources to support critical cybersecurity missions while providing leadership within a dynamic work environm...

Drive operational excellence by overseeing division activities, establishing performance standards, and advising leadership on strategic staffing and administrative matters to achieve mission success...

Shape the future of enterprise software engineering by developing and maintaining complex systems, ensuring compliance with design specifications, and enhancing performance through innovative solution...

Lead the charge in managing vendor relationships for a large financial organization, ensuring security standards and effective procurement processes while collaborating with stakeholders to optimize s...

Help us enhance user training and operational readiness through effective analysis and support for a Commercial Off-The-Shelf software solution, ensuring alignment of training materials with actual sy...

Join a team that's shaping the future of enterprise IT by managing MS SQL Server databases to enhance performance, security, and reliability in critical environments that support national security mis...

Shape the future of enterprise networking by leading infrastructure design and cloud integration efforts, ensuring secure and scalable solutions across diverse environments while collaborating with en...

Join a dynamic team as an AI/ML Systems Engineer, driving innovative strategies and technical direction for mission-critical AI/ML initiatives. Leverage your expertise to shape advanced analytics and...