Cyber Security Engineer

Senior Technical Recruiter - Space and Intelligence - Missiles and Defense

Job Description: The Information Technology Engineering LLC (ITEC) is seeking a Senior Cyber Security Engineer to join our Cyber Security Engineering team in Aurora, CO. This position supports Continuous Monitoring and Authority to Operate (ATO) maintenance for Government-accredited systems. You will play a key role in vulnerability and compliance management across mission‑critical systems and work directly with various stakeholders to ensure system security and integrity.

Security Clearance: TS/SCI CI poly required.

• Review and adjudicate findings from Tenable/Nessus vulnerability scans.
• Assess system vulnerabilities and verify compliance with applicable STIGs, SRGs, and other security guidelines.
• Perform Plan of Action and Milestones (POA&M) work‑off.
• Support Assessment and Authorization (A&A) activities.
• Assist with Software Assurance evaluations.
• Provide cybersecurity engineering expertise during system development.
• Deploy and maintain security patches in alignment with vulnerability management and compliance policies.
• Administer and secure systems operating on Linux OS platforms.

• Advanced STEM degree and 5+ years of engineering experience.
• Experience with Tenable Security Center and Nessus for vulnerability assessments.
• Demonstrated experience maintaining and deploying security patches.
• Hands‑on experience with Linux operating systems and command‑line tools.
• Knowledge of NIST RMF, including SP 800‑37, 800‑53, and 800‑171.
• DoD 8570.01‑M IAT Level II compliant certification (e.g., Security+ or equivalent).

• Strong understanding of DoD RMF certification & accreditation processes.
• Experience using STIG Viewer and performing manual security checks.
• IAT Level III certification (e.g., CISSP or equivalent).
• Self‑starter with strong problem‑solving skills and ability to work independently.

• Mid‑Senior level

• Full‑time

• Engineering and Information Technology

• Defense and Space Manufacturing