IT Security Administrator Jobs in Fairfax, VA

Lead the charge in optimizing our large-scale Linux systems, ensuring seamless operations, security, and enhancements while troubleshooting issues with a focus on performance and reliability...

Unlock the potential of large-scale Linux systems by managing installations, enhancing security, and streamlining operations. Collaborate within a skilled team to ensure optimal performance and reliab...

Drive efficiency in SharePoint operations across diverse locations, leveraging your expertise in infrastructure management and user support to optimize solutions that meet mission needs for a large en...

Drive operational excellence as a Tier 3 System Administrator Lead, managing enterprise server ecosystems, optimizing performance and security in on-prem, virtual, and cloud environments while providi...

Lead database administration efforts to ensure operational reliability, security, and performance for critical systems. Collaborate with teams to maintain data integrity and support the mission of a n...

Transform your career by leading the implementation of Zero Trust Architecture initiatives to enhance cybersecurity and governance for enterprise environments. Leverage your project management and tec...

Lead cybersecurity operations by implementing and maintaining CDAP data pipelines for enterprise security monitoring, enhancing threat detection and operational reporting across ARNG environments with...

Lead the management and operation of critical PKI and HSM services to ensure secure and compliant cryptographic environments. Collaborate with teams to support mission-critical DoD systems while adher...

Tackle cybersecurity challenges for critical systems, ensuring compliance and protection for national security. Engage across all cyber disciplines while fostering a culture of inclusivity and impact...

Innovate a secure infrastructure empowering teams to automate tasks and ship code quickly using cutting-edge technologies. Spearhead cloud solutions and governance for coding agents while enhancing ef...

Optimize cyber security efforts while ensuring compliance and system hardening across IT environments. Take an active role in strategic initiatives supporting Zero Trust and safeguarding information w...

Drive high-performance computing operations and storage systems to optimize supercomputing resources, ensuring robust user support, system security, and operational excellence for Earth science modeli...

Champion security by implementing and validating controls across delivery, ensuring compliance and risk reduction. Collaborate with teams to document processes and perform remediation while maintainin...

Champion the proactive detection and mitigation of cyber threats in a large enterprise environment by leveraging expertise in threat hunting, analysis, and incident response to safeguard critical syst...

Elevate your career by implementing secure DevSecOps practices in AWS GovCloud, enhancing CI/CD pipelines, and automating infrastructure. Collaborate across teams to optimize deployment patterns and m...

Advance your career with a pivotal role, implementing security controls and ensuring compliance. Collaborate across teams to address vulnerabilities, enhance system security, and support the delivery...

Join a dynamic team as a Cybersecurity Manager, leading enterprise operations and governance for a critical national program. Shape the future of cybersecurity through strategic risk management, compl...

Deliver cutting-edge AI security architecture by designing robust frameworks that ensure safe deployment of AI technologies while integrating security across all initiatives, collaborating with divers...

Grow your career with a dynamic IT audit team focused on enhancing risk management and governance in housing finance. Leverage your skills in auditing, technology, and compliance to provide independen...

Unlock your potential as a Sr. Consultant in IAM solutions, evaluating risks and designing customized security solutions for diverse clients while improving digital transformation strategies in a coll...

Support cybersecurity operations by executing RMF activities and documentation for ARNG systems, ensuring compliance and security readiness across a vast network supporting over 120,000 users in vario...

Optimize IT operations in a cloud-first environment, ensuring reliable and secure IT services. Lead a team in service delivery, cloud infrastructure, and support for AI tools, driving productivity and...

Optimize system operations by applying expertise in configuration and maintenance. Monitor performance, troubleshoot issues, and implement security protocols, ensuring efficiency and resilience in gov...

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...

Manage cybersecurity threats by leading incident response, mentoring junior analysts, and developing custom detections. Collaborate with IT teams to ensure comprehensive threat identification and reme...