IT Security Administrator Jobs in Arlington, VA

Lead technical security control assessments and provide FISMA expertise, guiding teams through compliance frameworks while mentoring analysts and directly impacting cybersecurity for government client...

Optimize IT systems through expert Linux and VMware administration, ensuring security compliance and operational efficiency while collaborating with teams to implement advanced technological solutions...

Drive cyber risk management initiatives across client portfolios. Collaborate with stakeholders to identify security weaknesses, prioritize remediation, and prepare reports for federal oversight while...

Lead the charge in securing enterprise environments by deploying and managing Trellix security architecture, while responding to threats and conducting assessments to ensure optimal cybersecurity prac...

Unlock potential by leading cyber risk management initiatives across diverse client applications, ensuring compliance and effective remediation of security vulnerabilities while collaborating with cro...

Build and maintain secure systems while applying the Risk Management Framework to ensure compliance with federal standards. Collaborate with key stakeholders to enhance cybersecurity initiatives and s...

Reimagine IT operations by leading daily performance and security initiatives, managing support functions, and optimizing cloud infrastructure. Drive technological modernization and foster a hybrid wo...

Transform IT operations by leading a hands-on team focused on delivering high-quality support and maintaining cloud infrastructure for optimal productivity and security in a hybrid work environment...

Join a team that's central to enhancing cybersecurity for pivotal operations. As a key engineer, you'll design and maintain cutting-edge security tools to bolster defense capabilities across varied en...

The Splunk Administrator will manage and maintain a distributed Splunk installation, focusing on event log management, custom app creation, and diagnostics. The role requires expertise in deploying an...

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...

Join a dynamic team to lead complex accounting and audit projects, provide strategic insights, and interface directly with clients. Utilize your expertise to enhance performance and ensure compliance...

Take ownership of high-level executive support by managing schedules, travel, and correspondence for senior leadership. Collaborate with cross-functional teams to enhance office efficiency, ensuring t...

Join our team to enhance enterprise network operations, ensuring secure connectivity and optimal performance across a vast infrastructure supporting critical missions. Your expertise will contribute t...

Champion innovative solutions by leading the development of Microsoft O365 and Power Platform projects. Drive cross-functional collaboration and lifecycle management while guiding enterprise IT strate...

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...

Shape the future of security architecture by leading cyber security design, engineering, and compliance initiatives to enhance operational efficiency in a cloud-native environment while managing risk...

Elevate network modernization initiatives by providing expert guidance and technical leadership in the design, integration, and testing of complex network systems to ensure alignment with strategic go...

Join a team that's shaping the future of network infrastructure modernization. Leverage your expertise in IT systems and network engineering to guide complex projects and collaborate with diverse team...

Elevate your career by providing senior-level cybersecurity engineering support, enhancing the security of federal information systems through effective risk management and compliance processes while...

Engage in leading-edge DevSecOps initiatives to optimize and secure enterprise-wide data integration, enhancing operational resilience across multi-domain classified environments. Drive innovation in...

Lead the charge in enhancing mission-critical cloud-native solutions. Drive operational excellence through automation and monitoring, ensuring resilient and scalable systems for seamless software deli...

Unlock your potential by leading complex federal audits and advisory projects. Collaborate closely with clients and teams to deliver exceptional results while enhancing organizational performance thro...

Join a pivotal team to architect and optimize advanced DevSecOps pipelines for a key Department of War initiative, ensuring operational resilience and collaboration across multiple classified networks...

Drive cybersecurity initiatives by monitoring, analyzing, and responding to incidents across IT and OT networks, ensuring enterprise resilience against cyber risks while collaborating with teams to ma...