Sr. IT Cyber Security Specialist

Summary

Senior IT Cyber Security Specialist responsible for enterprise vulnerability scanning, system hardening, and patch management using tools like Nessus and HBSS. Administers security technologies including SIEM platforms, firewalls, endpoint protection, and VPNs while investigating security incidents and performing root cause analysis. Requires 7+ years of progressive IT/cybersecurity experience in DoD or defense contractor environments, with strong Linux administration and Bash scripting skills. Must hold DoD 8570.1-M IAM Level III certification (CISSP, CISM, or GSLC) and maintain compliance with NIST SP 800-171, CMMC Level 2, and DISA STIGs.