IT Security Administrator Jobs in Arlington, VA

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...

Lead the charge in safeguarding sensitive data by implementing security policies, analyzing threats, and driving proactive measures to protect critical information systems within a fast-paced governme...

Join a team that supports the implementation and maintenance of IT systems, managing infrastructure and operations for optimal performance, alongside troubleshooting and escalation processes for seaml...

Champion security advancements by implementing robust measures and compliance protocols. Collaborate across teams to elevate cloud security and optimize tools, ensuring our IT infrastructure meets fed...

Drive information security excellence by analyzing, implementing, and maintaining security controls in compliance with federal regulations. Collaborate on assessments, risk management, and compliance...

Pioneer a robust cybersecurity program by evaluating security controls for federal systems. Leverage your technical expertise to ensure FISMA compliance and enhance IT security posture across diverse...

Join a team that's on the frontlines of cybersecurity, driving information security initiatives and compliance with federal standards to protect vital government systems and data...

Transform mission-critical environments as a Senior Splunk Administrator driving cybersecurity, compliance, and operational excellence with advanced Splunk solutions while supporting classified DoD pr...

Join our team to support large-scale Linux systems through installation, monitoring, and problem resolution. Leverage your expertise in scripting and system administration to enhance security and perf...

Unlock the future of cybersecurity by implementing security measures, managing identities, and ensuring compliance within federal environments. Collaborate on embedding security across applications an...

Join a team that's committed to excellence in IT administration, supporting mission-critical systems. Leverage your Windows expertise in a dynamic, security-focused environment to enhance infrastructu...

Unlock potential by leveraging your 15+ years of Linux systems administration expertise to enhance large-scale operations, ensure security integrity, and optimize performance with innovative scripting...

Empower a robust enterprise network-security infrastructure by leading initiatives in design, operation, and troubleshooting of advanced firewall systems. Collaborate with cross-functional teams to en...

Empower and safeguard IT infrastructure by leading vulnerability management initiatives. Collaborate with IT teams to identify, prioritize, and remediate security vulnerabilities, ensuring robust comp...

Drive innovation by designing and managing robust identity and access management solutions ensuring security, compliance, and efficiency across corporate infrastructure through collaborative partnersh...

Lead the management and optimization of critical databases, ensuring performance, security, and user support while implementing efficient processes for data organization and storage across complex sys...

Join a team that's tackling complex network challenges by executing approved changes, upgrading technology, and ensuring seamless operations while creating innovative technical solutions to support bu...

Help us administer secure environments for a Federal data analytics initiative, ensuring systems are optimized for operational excellence, security, and compliance while supporting diverse development...

Lead technical support efforts while maintaining robust desktop systems. Collaborate with NGA College users to resolve complex IT issues and improve security compliance, while developing innovative so...

Partner with us to lead the charge in cybersecurity and compliance by managing CMMC certification and enhancing security operations to protect vital information and mitigate risks in a dynamic environ...

Grow your career with an experienced Linux team by maintaining and enhancing the software and hardware environment, ensuring effective integration and security across the organization’s operating syst...

Transform your career by managing and monitoring robust cloud systems, supporting onboarding processes, and enhancing security protocols. Join a pivotal team that drives innovation and collaboration i...

Advance your career as a Cloud Systems Administrator, where you'll manage and monitor large-scale Hadoop clusters while leveraging your expertise in Linux, Docker, and Kubernetes to support critical s...

Join a dynamic cybersecurity team to design & implement enterprise security services. Contribute to evolving security architecture across cloud, microservices, and Zero Trust, while advising programs...