Network Security Administrator Jobs in Fairfax, VA

Elevate your career as a Windows Systems Administrator, managing and securing a dynamic Windows server and virtual infrastructure. Leverage your advanced skills in automation, PowerShell scripting, an...

Lead the charge in directing field operations and ensuring project success. Oversee subcontractor coordination, safety compliance, and quality control for large-scale projects while fostering a safe a...

Join a team that's shaping cutting-edge cybersecurity solutions to enhance enterprise SOC operations. Drive innovation and ensure system integrity while collaborating across departments to bolster thr...

Transform the technology landscape of a defense organization by leading strategic initiatives in cybersecurity, AI, data architecture, and systems integration, driving scalable and compliant solutions...

Optimize firewall solutions by leveraging expertise to secure network operations, ensure compliance, and deliver technical insights. Collaborate on best practices to identify and resolve system anomal...

Unlock your potential as you support critical communication systems in a dynamic 24/7 environment. Provide Tier 2 assistance and manage team operations while ensuring seamless IT performance across a...

Empower security excellence by leading the design and implementation of robust information security architecture. Collaborate globally, align strategies with business goals, and drive innovation throu...

Join a team that's dedicated to maintaining mission-critical IT infrastructure. You'll ensure system reliability and security through proactive monitoring and troubleshooting, contributing directly to...

Join a dynamic team to enhance information security through the design, implementation, and optimization of firewall and IPS solutions while leading innovative network security projects and guiding en...

Deliver exceptional support and reliability in system administration for mission-critical telecommunications, ensuring security and operational continuity across 24/7 environments through proactive mo...

Execute high-impact virtualization strategies by designing, implementing, and optimizing VMware solutions across a large enterprise, ensuring robust performance and security for mission-critical opera...

Empower enterprise security by designing, implementing, and optimizing robust security controls across diverse environments. Collaborate with teams to enhance threat detection and incident response wh...

Lead the charge in enhancing cybersecurity at an enterprise scale, ensuring robust policies and practices are in place to protect classified information while fostering collaborative team dynamics and...

Reinvent cybersecurity posture by leading enterprise security configuration management and cyber governance initiatives. Drive strategic innovations while collaborating across teams to ensure complian...

Unlock potential by managing IT systems, enhancing infrastructure, and ensuring operational efficiency. Collaborate with teams to provide vital technical support and maintain secure environments in a...

Unlock potential by providing senior technical leadership for Air Force IT systems. Manage infrastructure, coordinate delivery teams, and enhance system capabilities while ensuring operational stabili...

Champion the security architecture for enterprise and AWS cloud systems, identifying gaps and enhancing compliance with DoD standards by delivering comprehensive assessments and recommendations for im...

Drive secure cloud environments by applying deep technical expertise in cloud engineering and risk compliance. You'll assess, validate, and advise on A&A activities while ensuring adherence to federal...

Manage the implementation and operation of IT systems supporting DOJ's complex litigation needs. Optimize performance and ensure security while leading a team in a fully remote environment dedicated t...

Drive enterprise cybersecurity operations and compliance to safeguard critical IT systems. Lead incident response, manage vulnerabilities, and enhance security posture across on-premises and cloud env...

Accelerate progress at the forefront of network and system architecture, driving innovative solutions and ensuring seamless integration while collaborating across disciplines to shape high-level techn...

Unlock potential by joining our team as you engineer secure identity solutions across diverse environments, driving Zero Trust frameworks and managing key identity and access technologies for mission...

Drive cybersecurity infrastructure support and transformation initiatives, analyzing user needs, defining solutions, and implementing advanced technologies to enhance security and operational efficien...

Join a team that's dedicated to optimizing IT operations and enhancing system performance for SIGINT production. Support daily operations, manage system configurations, and provide tiered troubleshoot...

Lead and enhance NKF's network and security infrastructure by strategically designing secure solutions and overseeing administrative tasks across hybrid environments, ensuring reliable operations whil...