IT Security Administrator Jobs in Herndon, VA

Join a team that's dedicated to enhancing Navy cyber defense. Leverage your leadership skills and extensive experience in cybersecurity to shape policies, ensure compliance, and protect vital informat...

Unlock potential by leading a dynamic team of security professionals, ensuring the safety of critical operations and personnel in a high-stakes environment while exceeding operational efficiency and c...

Support critical systems and drive innovation as a Systems Administrator. Leverage your 15 years of experience to manage complex environments and enhance secure operations while collaborating with a d...

Unlock potential by designing and maintaining Windows infrastructure and cybersecurity platforms. This role drives endpoint security operations, ensuring threat detection, compliance, and system perfo...

Drive operational excellence by supporting and maintaining enterprise networks and end-user infrastructure. Ideal candidates will balance hands-on technical duties with exceptional customer service, e...

Help us enhance our tech support team by leveraging your expertise in systems administration and troubleshooting. Collaborate with IT professionals to resolve complex issues and maintain system integr...

Innovate security strategies and lead incident response efforts to safeguard enterprise systems and data. Drive the development of a resilient security program aligned with business priorities, while...

Join a team that's dedicated to ensuring reliable, efficient IT infrastructure. As Infrastructure/System Administrator, you’ll manage diverse systems, enhance performance, and tackle technical challen...

Help us enhance user experience by providing top-tier desktop support for NMCI environments, ensuring efficient ticket handling, device provisioning, and compliance with security standards as part of...

Join our team as a Restore System Administrator to oversee data backup and recovery operations, manage disaster recovery plans, and ensure IT service continuity while collaborating in a fast-paced env...

Lead cybersecurity initiatives ensuring compliance and security best practices while managing a team of security professionals. Foster robust incident response and risk management strategies to enhanc...

Engage in transformative technology support as a Network Administrator, enhancing enterprise network operations, monitoring systems, and ensuring compliance for a national security mission, while coll...

Champion the reliability and security of hybrid IT systems, managing Windows Server and RHEL environments while administering the SAP BusinessObjects platform. Your efforts will enhance critical syste...

Pioneer innovative approaches by delivering advanced information system security engineering throughout the lifecycle, ensuring the integration of security requirements in systems development and acqu...

Join a dynamic team to oversee mission-critical Linux system administration, ensuring operational support and performance for high-performance computing environments. Collaborate with cross-functional...

Innovate in security engineering by assessing and mitigating vulnerabilities in complex systems to protect sensitive information, ensuring compliance with stringent Information Assurance standards and...

Transform operational excellence by managing a top-tier 24x7 IT operations center, leading teams, overseeing projects, and ensuring efficiency and quality service delivery to our valued government cli...

Architect and secure complex IT systems supporting multi-enclave environments. Take ownership of risk management and compliance strategies to enhance security posture, ensuring uninterrupted operation...

Unlock potential by managing and securing complex database systems. Lead performance tuning, disaster recovery, and implement security policies, while ensuring data integrity and system availability a...

Join a dedicated team as a Cyber Defense Analyst, employing advanced tools and techniques to monitor, detect, and analyze cyber threats, ensuring the security of critical infrastructure and sensitive...

Partner with us to provide advanced Tier II support for desktop and endpoint systems, deploying and troubleshooting across various platforms while collaborating with cybersecurity and engineering team...

Unlock your potential as a key contributor in a large-scale IT environment, managing desktop administration and ensuring optimal performance and security across Windows and Linux systems with a focus...

Advance mission-critical desktop support in a dynamic enterprise IT environment. Ensure system performance, security, and reliability while collaborating with cross-functional teams to enhance operati...

Manage and optimize RHEL servers while ensuring the security and reliability of the IT infrastructure. Collaborate with teams to implement solutions and automate processes, providing 24/7 support for...

Transform infrastructure management by delivering automated solutions, ensuring compliance, and optimizing security measures. Collaborate across teams to maintain system integrity and performance, dri...