IT Security Administrator Jobs in Arlington, VA

Transform the technology landscape by providing vital support for full life cycle software asset management, ensuring smooth operations and problem resolution for diverse IT systems and infrastructure...

Manage Linux and Windows systems administration, focusing on optimization and user support while ensuring compliance with security protocols and providing vital service desk coverage. Collaborate with...

Take ownership of mission-critical FAA systems by maintaining, troubleshooting, and enhancing Red Hat Enterprise Linux environments. Collaborate with various teams to ensure system availability, perfo...

Elevate mission-critical FAA systems through expert administration and support. Collaborate across teams to enhance performance, troubleshoot complex issues, and ensure the security and compliance of...

Advance your career by leading cybersecurity initiatives for AWS Federal customers. You'll oversee Risk Management Framework activities and ensure system compliance with government standards, fosterin...

Develop and manage Linux solutions in a hybrid cloud environment, collaborating with a talented team to enhance operations and troubleshoot systems while driving automation and process improvements...

Champion the integration of OSINT technologies as you manage diverse Linux and Windows systems, optimize performance, and deliver user support, ensuring a robust and compliant infrastructure for vital...

Join a team that optimizes enterprise security controls across diverse IT environments. Drive technical excellence in security architecture, incident response, and compliance, collaborating with stake...

Join a team that's focused on advancing cybersecurity measures through design and implementation of robust security architectures, ensuring a secure environment across diverse federal IT platforms and...

Join a team dedicated to maintaining mission-critical enterprise systems in a high-availability government environment, providing technical leadership while supporting Windows, Linux, and virtualizati...

Empower your career by joining a dedicated team focused on advancing C4ISR systems for military applications. Leverage your expertise in Windows Systems Administration to enhance mission-critical solu...

Engineer and maintain multiple complex cloud application stacks, ensuring robust security and efficient CI/CD processes. Drive innovation through advanced container solutions and architecture in a dyn...

Manage cybersecurity initiatives by implementing NIST RMF, overseeing compliance, and ensuring security controls are maintained while collaborating with stakeholders to address vulnerabilities and tra...

Empower the next generation of security professionals by delivering expert training in Network Security Systems. Leverage your technical skills and teaching experience to foster understanding in a dyn...

Inspire seamless IT operations by managing technology systems, applications, and employee support in a fully remote environment. Drive scalability and security by implementing effective processes and...

Champion cybersecurity efforts by leading incident response operations, analyzing cybersecurity events, and synthesizing data to provide actionable insights. Embrace a vital role in safeguarding feder...

Join a team that's dedicated to enhancing information security management, tackling compliance and risk assessment while spearheading security projects and expanding certification portfolios, ultimate...

Grow your career with a leading role in Windows systems administration, providing critical support for enterprise Microsoft environments. Engage in advanced troubleshooting, security hardening, and ma...

Champion the future of equity administration by managing RSU awards, ensuring compliance, and enhancing global operations. Collaborate across Finance, Payroll, and Legal to optimize workflows and driv...

Join a team that ensures the security and performance of enterprise networks. You'll play a key role in managing network operations and resolving technical issues, while collaborating closely with spe...

Unlock your potential as a Systems Administrator Senior, ensuring the security and efficiency of crucial IT systems. Collaborate with teams to deploy advanced technologies, manage networks, and provid...

Drive innovative security measures as a Senior Information Security Specialist, coordinating enterprise change management to ensure robust governance and risk assessment measures for mission-critical...

Support security assurance operations by managing customer trust, third-party risk, and vendor assessments, while leveraging AI tools to enhance process efficiency and documentation accuracy across th...

Pioneer comprehensive cyber defense leadership through operational excellence in security monitoring, incident response, and threat intelligence. Oversee SOC capabilities, drive automation, and foster...

Lead and mature our cyber defense capabilities through strategic oversight and operational excellence in threat intelligence, incident response, and security operations while ensuring 24x7 coverage an...