GRC Analyst / Information System Security Officer (ISSO)
Core OneVirginia, United States
Posted August 27, 2025
Full Time
About the Company
Core One is a leading provider of advanced analytical, operational, and technical solutions for national security challenges. The company specializes in delivering expert advice, fostering trusted partnerships, and enhancing client capabilities through cutting-edge technologies and methodologies. Core One's mission is to stay at the forefront of innovation, ensuring its clients are well-equipped to tackle complex threats effectively.
Job Description
Core One is seeking a GRC Analyst / Information System Security Officer to support their National Security program. This role involves implementing and maintaining cybersecurity controls, ensuring compliance with federal regulations, and guiding information systems through the Customer’s A&A process. The company values people and is committed to finding top talent.
Requirements
- Active TS/SCI with Polygraph
- Bachelor’s degree in Cybersecurity, Information Systems, or related field (or equivalent experience)
- 5+ years of experience in cybersecurity, governance, risk, compliance, or security engineering
- Direct experience with NIST RMF (NIST 800-53), ICD 503, FedRAMP, or CMMC assessment and authorization processes
- Hands-on experience with developing/maintaining ATO packages, POA&Ms, and compliance artifacts
- Working knowledge of vulnerability management, secure enclave architecture, boundary defense, and continuous monitoring
- Strong written and verbal communication skills
- Ability to operate independently and manage multiple priorities
- Professional certifications (CAP, NIST Cybersecurity Framework 800-53 Practitioner, NIST Cybersecurity Framework 800-171 Specialist, CISSP, CISM, relevant GIAC, or CISA).
Benefits
- Competitive total compensation package
