IT Security Administrator Jobs in Washington, DC

Execute network management strategies to enhance infrastructure performance, ensuring reliability and security. Collaborate cross-functionally and lead junior engineers to optimize networking solution...

Lead the charge in enhancing network infrastructure by managing configurations, monitoring performance, and troubleshooting complex issues, ensuring optimal security, reliability, and scalability in a...

Lead and manage IT systems for the Intelligence Community, ensuring operational efficiency and security while providing exceptional Tier 1 and Tier 2 support and resolution for technical issues across...

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...

Empower mission-critical web services by expertly managing, securing, and optimizing the web server infrastructure to ensure peak performance, reliability, and security, while collaborating with IT te...

Elevate cybersecurity by leading security compliance and risk management efforts. Design secure architectures, perform risk assessments, and implement continuous monitoring practices while collaborati...

Join us to leverage your Windows Server expertise in a dynamic role focused on infrastructure management, security compliance, and customer-driven solutions. You'll play a key part in optimizing perfo...

Pioneer essential IT infrastructure management, supporting operations, troubleshooting, and maintenance of complex systems. Empower teams as you enhance user experiences and optimize performance acros...

Join a team that's committed to advancing cybersecurity by conducting comprehensive penetration tests and red team engagements. You will empower organizations to strengthen their defenses and enhance...

Lead the charge in maintaining secure enterprise application hosting environments, enhancing performance, and advising on infrastructure risks while ensuring compliance and operational resiliency acro...

Transform your career by implementing and managing VDI solutions for a critical IT infrastructure supporting a vast user base. Drive operational efficiency through collaboration and innovative securit...

Innovate system automation and modernization to enhance mission success. Collaborate with teams to analyze, document, and improve IT solutions while ensuring secure access and responsiveness to user n...

Join a team that's driving automation and modernization in system administration. Collaborate on mission-critical projects, enhance security solutions, and support users with effective problem-solving...

Lead security strategy by creating and managing security plans, guiding remediation efforts, and ensuring compliance with federal standards. Collaborate with teams on policies while conducting effecti...

Partner with us to manage and maintain network infrastructures, ensuring high availability and performance. You'll analyze, troubleshoot, and enhance our systems while collaborating with teams to supp...

Empower your career as you manage and maintain network infrastructures, ensuring optimal performance and security. Collaborate closely with teams to troubleshoot issues and implement enhancements for...

Transform government missions by providing critical systems administration, support, and problem resolution for IT systems, ensuring secure and efficient operations while contributing to the nation's...

Join a team that's leading RMF activities across ARNG systems to enhance cybersecurity compliance and risk management. Collaborate with various teams to develop authorization artifacts and ensure robu...

Elevate IT operations by leading and optimizing corporate infrastructure and cybersecurity efforts while ensuring compliance with federal standards and mentoring a high-performing team to deliver seam...

Champion the enhancement of cybersecurity posture by identifying risks, coordinating incident responses, and implementing robust security controls. Collaborate with cross-functional teams to drive com...

Join a team that's at the forefront of cutting-edge technologies, utilizing your skills in Linux, virtualization, and automation to enhance cloud solutions and ensure compliance across various platfor...

Join a team that's pioneering systems administration by enhancing and troubleshooting Windows environments, Azure services, and desktop applications, while fostering innovation through automation and...

Elevate security by leading cross-functional teams in designing and implementing advanced network security controls, ensuring resilience and scalability in a modern cybersecurity landscape. Drive inno...

Optimize progress at managing Linux-based servers in classified and unclassified environments. Collaborate to implement solutions, automate processes, and enhance system performance with a focus on cy...

Shape the future of enterprise collaboration by managing SharePoint and Microsoft 365 governance. Ensure compliance, security, and scalability while delivering innovative solutions across multiple bus...