IT Security Administrator Jobs in Arlington, VA

Drive cybersecurity excellence by leading compliance and risk management initiatives for federal information systems, collaborating with key stakeholders to enhance and maintain robust security postur...

Develop and lead the enterprise cybersecurity strategy, ensuring alignment with business goals while safeguarding organizational assets. Collaborate with executive leadership to embed security practic...

Lead the implementation of cybersecurity architecture and monitoring for critical AI operations across multiple security classifications, ensuring robust defenses and compliance in support of mission...

Shape the cybersecurity landscape by implementing robust security architectures and monitoring capabilities. Work across diverse environments, ensuring mission readiness and resilience in critical ope...

Advance cybersecurity solutions within the War Data Platform, ensuring robust protection across classified environments. Collaborate with DevSecOps to engineer security protocols and elevate mission r...

Engineer robust cybersecurity solutions for multi-domain systems. Design and implement security controls, conduct assessments, and develop automation scripts to protect vital infrastructure while coll...

Transform security operations by managing physical security for fast-paced classified environments. Drive projects to protect personnel and critical infrastructure, adapting to shifting priorities whi...

Lead the charge in vulnerability research on wireless and embedded systems, utilizing reverse engineering to identify security weaknesses and develop innovative exploits, while collaborating with elit...

Champion the implementation and support of IT systems, ensuring operational excellence through management of infrastructure, troubleshooting, and optimizing performance across various platforms and de...

Support and optimize IT systems infrastructure, ensuring operational reliability. Manage server and network devices, provide Tier 1 and Tier 2 support, and enhance security measures while communicatin...

Contribute to vital information security initiatives by supporting policy development and coordination efforts. Leverage your expertise to enhance security frameworks and ensure compliance while colla...

Join a team that's integral to the DOJ's litigation mission, supporting complex applications as an E-Discovery Application Administrator. This fully remote role demands expert programming skills to en...

Transform the future of Enterprise IT by leading strategic initiatives, optimizing systems, and ensuring seamless operations that enhance organizational efficiency and security across the company. You...

Advance network and system administration through expert support of Windows, Linux, and virtual infrastructures. Collaborate on day-to-day operations, security, and automation to ensure optimal perfor...

Shape your career by joining a dynamic team dedicated to managing Linux systems and enhancing cybersecurity in DoD environments. Utilize your expertise in AWS, F5, and Palo Alto technologies while ens...

Grow your career by implementing and optimizing SAP security solutions for complex client environments while leading access control initiatives and ensuring compliance with risk management standards...

Transform security practices by leading SAP S/4HANA and GRC access control implementations, optimizing user roles, and managing compliance risks to ensure a secure digital environment for diverse clie...

Join a team that's dedicated to ensuring seamless IT operations through expert oversight and incident management, driving continuous improvement in a fast-paced, critical environment while maintaining...

Engineer robust solutions in a mission-critical geospatial environment, enhancing system performance and security compliance while collaborating closely with various stakeholders to optimize operation...

Contribute to critical cyber operations as a Cyber Operations Engineer, supporting mission readiness and integrating tools for successful Computer Network Operations. Engage with a team to enhance nat...

Join a team that ensures operational security for information systems within Special Access Programs. Collaborate closely with security personnel to maintain a secure environment, develop policies, an...

Support security operations for information systems in sensitive environments, ensuring compliance and protection measures are implemented effectively. Collaborate with security teams and assist in ma...

Champion advanced enterprise security initiatives, drive cybersecurity maturity, and lead incident response efforts while optimizing cloud and operational security across diverse environments with a c...

Champion cybersecurity resilience by leading client-focused engineering teams in patch management and vulnerability remediation, ensuring operational excellence and risk reduction through innovative s...

Drive operational efficiency by streamlining workflows and automating systems. Contribute to a centralized team optimizing enterprise applications to enhance productivity and reduce operational overhe...