Sr. Cyber Security Engineer - Aurora, CO - Active TS/SCI w/ Poly Clearance Required
About The Position
Sr. Cyber Security Engineer needed for a Contract opportunity with SOC's client to work onsite in Aurora, CO. Contract Length: 12+ months, possibility to extend and/or convert to client FTE Candidates must have an active TS/SCI with CI Polygraph clearance to be considered for this role. Our client is seeking a Sr. Cyber Security Engineer to join their Cyber Security Engineering team in Aurora, CO. This position will support Continuous Monitoring and Authority to Operate (ATO) maintenance for Government-accredited systems. You'll 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.
Requirements
- Advanced degree in a STEM discipline 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
- Working knowledge of NIST RMF, including SP 800-37, 800-53, and 800-171
- Active and transferable Top Secret/SCI clearance with CI polygraph (required Day 1)
- U.S. Citizenship (required)
- DoD 8570.01-M IAT Level II compliant certification (e.g., Security+ or equivalent)
Nice To Haves
- 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 the ability to work independently
Responsibilities
- 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
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What This Job Offers
Career Level
Mid Level
Industry
Administrative and Support Services
Education Level
No Education Listed
Number of Employees
1,001-5,000 employees
