IT Security Administrator Jobs in Herndon, VA

Unlock potential by providing essential IT support for Windows systems and Microsoft 365 applications. Collaborate with a dynamic team to enhance user experience, troubleshoot issues, and maintain net...

Join a team that's dedicated to enhancing national security through comprehensive security control assessments. Leverage your expertise to evaluate complex systems, identify vulnerabilities, and guide...

Drive seamless cloud integration by providing tier 1/2 support for AWS operations. Collaborate with engineering teams to troubleshoot complex issues across Linux and Windows environments, ensuring exc...

Elevate security standards by architecting and implementing robust controls, monitoring compliance, and mentoring junior staff to ensure effective risk management and adherence to industry regulations...

Lead the charge in optimizing IT systems as a Principal System Administrator. Manage infrastructure, troubleshoot issues, and ensure compliance while supporting day-to-day operations and enhancing sys...

Lead the design and implementation of innovative IT solutions, providing technical support and guidance across the organization. Collaborate with teams to enhance application software and ensure robus...

Unlock potential by coordinating complex cable infrastructure projects, providing technical support across multiple initiatives, and ensuring compliance with industry standards in telecommunications a...

Transform cloud security operations by enhancing AWS and Azure environments. Lead initiatives to secure cloud-native capabilities, manage incident responses, and collaborate with engineering teams to...

Join a dynamic team to leverage AI in enhancing application security. You'll assess vulnerabilities, implement fixes, and shape AI security strategies, driving innovation in a fast-paced environment w...

Join us to ensure compliance and security for mainframe systems, overseeing policies and audits while collaborating with teams to enhance information security practices and support client needs effect...

Transform your career by joining our dynamic team as you design, implement, and maintain secure operational networks. Collaborate across teams to enhance system performance and ensure robust security...

Shape the future of client relationships by leading global capital markets administration for high net-worth clients. Drive strategic decisions, enhance client experiences, and ensure compliance while...

Partner with us to enhance cybersecurity for critical systems. In this role, you'll conduct risk assessments, implement security measures, and support architecture for the National Military Command Ce...

Lead cybersecurity initiatives for surface combat systems, ensuring compliance with RMF processes and DoD regulations. Collaborate with teams to assess vulnerabilities, mentor staff, and communicate c...

Champion cybersecurity by integrating secure designs into cloud architectures, leading teams to close security gaps, and executing risk management frameworks for a federal agency's ISaaS program...

Explore and lead vulnerability research, debugging, and reverse engineering to enhance software security. Collaborate on technical presentations and develop proof-of-concept exploits, driving innovati...

Unlock exceptional cybersecurity solutions by leading a new IA team, ensuring compliance and integrity of sensitive systems while mentoring engineers in a dynamic federal IT modernization environment...

Execute and optimize Solaris and Linux systems in a dynamic enterprise environment. Leverage your expertise in storage, backup, and security to ensure high availability and compliance while collaborat...

Manage and optimize enterprise Solaris and Linux systems, ensuring high availability and security. Collaborate with teams to enhance infrastructure and maintain compliance while executing patching and...

Transform security architecture by defining standards, leading reviews, and managing risks. Collaborate with teams to ensure secure, efficient integration of applications and AI, while maintaining cle...

Manage the implementation and enforcement of information systems security policies, ensuring the operational security posture of systems meets DoD and NIST compliance standards while supporting RMF ac...

Contribute to maintaining the security posture of information systems by enforcing policies, conducting assessments, and ensuring compliance with DoD and NIST standards. Collaborate with teams to supp...

Unlock your potential by designing and implementing impactful dashboards that enhance program oversight and operational performance through data visualization and analysis in a dynamic IT environment...

Elevate security standards by leading bug bounty programs, conducting audits, and enhancing software supply chain security. Collaborate across teams to build innovative tools that protect users and en...

Unlock potential by designing and implementing advanced cyber security networks. Collaborate with cross-functional teams to enhance testing environments and ensure robust infrastructure operations whi...