IT Security Administrator Jobs in Herndon, VA

Accelerate your career by applying your Linux and cloud skills to support mission-critical defense programs. Collaborate with engineers to maintain secure systems, ensuring reliability and scalability...

Shape the future of national security by administering secure Linux and cloud environments. Collaborate with an engineering team to deliver scalable systems, automate processes, and support mission-cr...

Help us transform customer security outcomes by designing and implementing tailored AWS solutions. Engage with executives and lead teams to drive the adoption of best practices in cloud security, ment...

Join a mission-driven team to deploy and integrate secure digital tools in a Top Secret cloud environment, ensuring robust DevSecOps practices in a classified setting while collaborating across teams...

Champion our global physical security program, architecting and executing strategies for multi-site operations, while ensuring the protection of critical infrastructure and managing vendor relationshi...

Lead and manage complex IT projects for federal clients, ensuring agile delivery and stakeholder engagement throughout the entire project lifecycle. Drive quality outcomes aligned with industry standa...

Partner with us to lead IT projects for federal clients, managing the full lifecycle from planning to deployment. Utilize Agile methodologies to ensure quality delivery while mentoring teams and maint...

Join a team that advances enterprise Linux administration in a federal financial systems environment, ensuring optimal performance, security, and reliability while leading cloud migration initiatives...

Join a team that's driving secure architecture for multi-tenant SaaS applications. You'll advise product teams, lead threat modeling and design reviews, ensuring best practices in security while navig...

Accelerate progress at our Security Engineering team, ensuring robust cybersecurity for global content. You'll implement cutting-edge technologies and processes that strengthen our security posture ac...

Transform security operations by driving best practices and managing enterprise security tools. Collaborate across teams to enhance security posture, conduct audits, and implement cutting-edge technol...

Drive innovation by safeguarding AI systems while implementing robust security measures. Collaborate with diverse teams to ensure efficient AI integration and risk management, balancing security requi...

Transform client solutions by leading a dynamic team to deliver exceptional quoting services. Drive continuous improvement and strategy alignment to enhance operational efficiency and client satisfact...

Support our IT Operations as a SIAM ITSM Specialist, driving process improvement and governance across Change, Configuration, Event, and Incident Management for a multi-provider ecosystem in a strateg...

Drive comprehensive execution of government authorizations and continuous monitoring processes for FedRAMP and DoD programs, ensuring compliance, risk management, and effective communication with stak...

Lead a dedicated team focused on enhancing IT service delivery through strategic management of SharePoint Knowledge Management, ensuring compliance and accessibility of critical documents for authoriz...

Join a team that's dedicated to proactive cyber threat detection and analysis. Utilize your expertise in threat hunting and incident response to enhance defensive operations and address complex securi...

Transform the cyber defense landscape by proactively identifying and mitigating threats through sophisticated hunting and analysis techniques, collaborating with teams to enhance incident response and...

Lead the charge in ensuring comprehensive security and compliance. Drive continuous monitoring and adhere to NIST CSF 2.0 and SOC 2 Type II frameworks while bridging technical and business teams for s...

Shape security strategies by leading penetration tests, mentoring junior testers, and providing technical guidance. Collaborate with stakeholders to identify vulnerabilities, develop methodologies, an...

Lead advanced Microsoft identity engineering initiatives, driving digital transformation through innovative identity and access management solutions tailored for complex organizational structures and...

Lead and enhance information technology services through quality assurance and project management, focusing on Agile methodologies to achieve successful outcomes for business needs and technology appl...

Unlock your potential as a Workday Payroll Technical Systems Administrator focused on enhancing Payroll functionality. Leverage your technical expertise to ensure system performance, reliability, and...

Solve complex computing challenges by managing large-scale HPC and storage systems, ensuring optimal performance, security, and user support in a collaborative, high-performing environment...

Lead the charge in shaping and automating a comprehensive network security program, ensuring robust identity-aware policy controls that optimize security for both human and machine identities in a clo...