Network Security Administrator Jobs in Fairfax, VA

Shape the future as a Management Analyst by leading project teams, analyzing operational effectiveness, and enhancing program policies. Join us in driving impactful change and improving federal progra...

Transform operational systems by leveraging significant expertise in Cisco and Arista configurations, requiring active TS/SCI clearance with a polygraph and commitment to travel and on-call duties...

Help us automate and optimize cloud deployment for rapid threat response. You'll enhance secure engagement kits and collaborate directly with cybersecurity professionals to protect vital infrastructur...

Transform enterprise network infrastructure by implementing and optimizing critical services. Collaborate with cross-functional teams to enhance performance and reliability across hybrid environments...

Join our enterprise infrastructure team to enhance secure internet access and network services. Collaborate with various engineering teams to maintain critical network capabilities essential for secur...

Lead comprehensive cyber security assessments and ensure compliance with federal governance frameworks. Collaborate with clients to identify vulnerabilities and enhance security measures, driving long...

Manage the integration of systems engineering processes to enhance operational capabilities, performing simulations and analyses while collaborating with diverse teams to support mission objectives wi...

Elevate your career as you design and implement secure development pipelines for classified missions. Collaborate with teams to integrate security practices and deliver high-quality software in a dyna...

Join a team that's dedicated to ensuring operational readiness in systems engineering for mission-critical IT environments, working collaboratively on impactful projects and engaging in continuous pro...

Unlock potential by governing infrastructure operations, overseeing modernizations, developing standards, and advising leadership to ensure resilience and compliance in diverse IT environments...

Join our team and take ownership of optimizing Oracle PeopleSoft database environments, ensuring performance and security while supporting enterprise-wide human resources systems. Drive innovation and...

Elevate cybersecurity standards by analyzing OT and ICS telemetry to detect anomalies and support remediation actions, ensuring the integrity of critical infrastructure aligned with defense and operat...

Accelerate your career by leading IT security initiatives, enhancing our organization's infrastructure against threats while managing compliance and collaborating with teams to improve security postur...

Accelerate progress at the forefront of geospatial intelligence as a Systems Engineer, leading multi-disciplinary teams to enhance system integration, reliability, and requirements engineering across...

Architect innovative solutions that support Government initiatives through effective systems integration. Lead a team in enhancing the integrity and performance of complex cloud, on-premise, and hybri...

Elevate security by managing PKI systems, ensuring robust certificate services while fostering compliance and best practices. Collaborate with experts to maintain and troubleshoot state-of-the-art PKI...

Accelerate progress at building robust security programs in an AI-driven environment. Lead initiatives to integrate security in development and design scalable security architecture, ensuring risk man...

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...

Elevate your career by enhancing cybersecurity as you support key PAM solutions, collaborating with senior engineers, and engaging with stakeholders to fortify infrastructure—ensuring reliable access...

Empower cybersecurity by supporting sophisticated PAM solutions, engaging with stakeholders to enhance DOT's security infrastructure while mitigating vulnerabilities and maintaining high-performance s...

Lead comprehensive cybersecurity operations, enhancing threat detection and incident response. Oversee team development, improve operational efficiency, and ensure robust security postures to protect...

Deliver comprehensive cybersecurity solutions that integrate compliance into proposal development, ensuring systems are robust, reliable, and meet regulatory standards while leading a dedicated team t...

Unlock potential by joining our team as you maintain, secure, and optimize Linux systems for cyber investigations and operations, ensuring peak performance and minimal downtime, while contributing inn...

Lead and innovate state-of-the-art Microsoft Teams Rooms solutions, designing reliable AV/VTC infrastructure for various environments while mentoring teams and collaborating across disciplines to enha...

Manage cybersecurity efforts by ensuring compliance and accreditation for mission-critical systems. Collaborate across engineering, IT, and government sectors to maintain security posture and operatio...