Network Security Administrator Jobs in Alexandria, VA

Elevate security standards across North America by overseeing contract guard operations, driving accountability, and coordinating with various departments to ensure compliance and enhance security eff...

Empower organizational security by leading the development and adoption of Zero Trust Network Architecture. Drive ongoing assessment and enhancement of network security to mitigate risks and comply wi...

Join a team that's redefining cybersecurity by leading Vulnerability Management and Offensive Security across a dynamic, hybrid tech ecosystem. Make crucial enhancements to security posture and drive...

Lead and mentor a Network Operations Center team, overseeing complex network issues and ensuring operational excellence in a 24/7 environment while enhancing incident management and process improvemen...

Shape the future of network infrastructure by designing, implementing, and maintaining enterprise systems. Leverage your expertise to automate processes, support Zero Trust initiatives, and ensure hig...

Drive high-performance computing services by managing complex IT systems, enhancing sustainment capabilities, and optimizing system operations, while providing tiered support to users and maintaining...

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...

Unlock your potential as a Systems Administrator, optimizing mission-critical systems in a secure environment. Leverage your skills in cloud infrastructure, automation, and Linux to enhance collaborat...

Advance IT security and efficiency by designing and managing a robust VMware infrastructure. Collaborate with teams to enhance system performance and mentor junior staff, supporting critical initiativ...

Elevate security operations ensuring compliance with regulations for classified material handling, access control, and assessment within sensitive environments, supporting the Department of the Treasu...

Contribute to the physical security of classified spaces and operations, ensuring compliance with regulations and standards, while providing essential support and expertise in access control and perso...

Manage and enhance complex data center networks, ensuring top performance, security, and compliance. Lead a team in designing scalable architectures and troubleshooting issues while coordinating with...

Empower our cybersecurity initiatives by leading strategic operations and compliance activities. As a trusted authority, you’ll manage systems, oversee teams, and ensure organizational resilience agai...

Partner with us to enhance cybersecurity by managing vulnerabilities across a vast network. Drive compliance and validation activities, ensuring the security of critical systems supporting over 120,00...

Lead advanced incident response efforts, guiding a team in threat detection and operational defense within classified environments. Leverage expertise in malware analysis and security architecture whi...

Manage complex system administration in a secure cloud environment, ensuring robust operations while collaborating with a dynamic team. Drive system updates, enhance performance, and support infrastru...

Explore a critical role in cybersecurity by ensuring the effective implementation and enforcement of information systems security policies. Support key initiatives in protecting classified information...

Drive the evolution of Zero Trust Architecture across cyber teams, ensuring robust implementation and integration of emerging technologies to achieve enterprise objectives by 2026. Provide strategic g...

Join a team that's committed to ensuring top-tier physical security and compliance by managing facilities, adapting security protocols, and training staff to safeguard classified information effective...

Drive cybersecurity workforce development initiatives, ensuring operational readiness of the Security Operations Center (SOC) while managing projects and aligning staffing with federal standards and e...

Collaborate with cross-functional teams to lead security controls assessments, risk frameworks, and compliance for technology integration initiatives, ensuring alignment with federal security requirem...

Drive strategic cybersecurity initiatives and guidance to enhance enterprise security posture, risk management, and compliance. Collaborate with stakeholders, advising on policies, frameworks, and inc...

Tackle the foreign disclosure process by reviewing requests, ensuring compliance with US policies, and advising on guidelines. Excel in managing classified information while supporting critical defens...

Support the implementation and management of advanced operational technology solutions, ensuring alignment with strategic objectives and cybersecurity best practices while leading a team on complex pr...

Empower our security team as a Cybersecurity Engineer, designing robust security solutions to protect digital assets and infrastructure. Collaborate cross-functionally to enhance our operations and mi...