IT Security Administrator Jobs in Arlington, VA

Shape the future of enterprise cybersecurity by leading risk management, compliance, and strategic initiatives. Enhance threat detection and response while ensuring robust system integrity across all...

Oversee Tier 2/3 network support for critical DoD infrastructure, ensuring robust functionality and security while collaborating with various teams to resolve connectivity issues and enhance performan...

Drive offensive security initiatives by leading penetration testing and red-team efforts. Own complex technical engagements, ensuring robust assessments and impactful remediation strategies for federa...

Engineer robust systems to enhance mission-critical operations, optimize cloud and on-prem environments while ensuring security and performance. Foster collaboration with Agile teams to solve complex...

Join a team that's dedicated to safeguarding national security. In this role, you'll lead system administration for both Linux and Windows environments while collaborating with Agile teams to ensure p...

Advance your career by joining a dedicated team focused on maintaining secure networks and providing innovative tech solutions, while directly engaging with clients to ensure optimal system performanc...

Unlock potential by managing daily operations, security, and maintenance of platform infrastructure. Engage with user account management, system configurations, and automation, ensuring system health...

Unlock potential by designing and maintaining sophisticated cybersecurity solutions, ensuring data protection and integrity across systems. Collaborate with diverse teams to provide secure technology...

Elevate your craft as you drive security initiatives, collaborating with developers to embed protective measures from the outset. You’ll ensure our platform’s security evolves alongside our technology...

Transform your career by leveraging your expertise in AWS, DevOps, and programming to support and enhance development teams. Collaborate on infrastructure solutions while mastering best practices in c...

Manage complex systems administration within an Agile team, providing critical operations and maintenance support. Engage in security management, capability deployment, and collaborative problem-solvi...

Design and execute system administration strategies for a large-scale environment. Manage Windows and Linux servers while ensuring compliance and security. Collaborate with cross-functional teams to e...

Manage a multidisciplinary team overseeing crucial infrastructure operations, ensuring optimal performance across diverse environments while meeting regulatory compliance and enhancing mission outcome...

Lead IT operations to enhance hybrid cloud and on-premise infrastructure, ensuring compliance, reliability, and performance while mentoring a team in adopting modern technologies and ITIL practices fo...

Lead transformative cybersecurity initiatives by managing programs that enhance the security framework for essential information systems, ensuring compliance with government regulations and minimizing...

Lead cybersecurity initiatives to enhance security posture, manage incidents, and support comprehensive vulnerability management across critical information systems while collaborating with technical...

Architect robust cybersecurity frameworks and lead enterprise security initiatives. Direct a multidisciplinary team in implementing secure, scalable solutions aligned with mission and regulatory requi...

Grow your career by supporting critical Information Security programs. Collaborate with federal agencies to implement robust security frameworks and enhance compliance measures while driving risk mana...

Join a team of experts to enhance cybersecurity solutions by assessing system performance and compliance. Collaborate with design engineers while ensuring adherence to rigorous government standards an...

Unlock strategic technology leadership by driving innovation and operational excellence. Collaborate across diverse functions to enhance IT infrastructure, security, and application integration while...

Drive the charge in advanced digital forensics, protecting national security through expert analysis and evidence handling. Collaborate with a high-performing team to tackle complex cyber challenges u...

Lead the strategy for channel sales in North America, focusing on partner relationships to drive revenue growth and expand market presence. Collaborate with sales teams to execute plans that support e...

Oversee the design and implementation of enterprise IT infrastructure across physical, virtual, and cloud environments while managing global operations and ensuring compliance with security requiremen...

Champion national security by driving architecture and integration of endpoint detection solutions. Collaborate with analysts to enhance threat containment and visibility across diverse infrastructure...

Transform mission-critical services by designing and developing robust ServiceNow applications and workflows, fostering collaboration and driving scalable solutions in an Agile environment while adher...