Information Systems Security Engineer (ISSE)
Enterprise Horizon Consulting GroupWashington, District of Columbia, United States
Posted December 23, 2025
Full Time
About the Company
Enterprise Horizon Consulting Group is a Woman-Owned Small Business specializing in IT Consulting which has successfully delivered key capabilities to the Navy, Army, and NASA over the past 20+ years.
Job Description
Enterprise Horizon Consulting Group is seeking a highly motivated Information Systems Security Engineer (ISSE) to join our team in support of our DoD customer. The ISSE will be responsible for engineering, implementing, and maintaining cybersecurity controls to achieve and sustain an Authority to Operate (ATO) in accordance with DoD and federal requirements.
Requirements
- Active Secret Security Clearance
- Bachelor’s degree in Cybersecurity, Computer Science, Engineering, or a related field (or equivalent experience)
- Experience supporting DoD or federal information systems
- Strong knowledge of RMF, NIST cybersecurity standards, and DoD cybersecurity policies
- Experience with system security engineering throughout the system development lifecycle (SDLC)
- Experience with Enterprise Mission Assurance Support Service (eMASS)
- Familiarity with the RMF process for integration tools such as MuleSoft a plus
- Ability to analyze technical designs and identify security risks
- Strong verbal and written communication skills
- Exceptional technical writing and documentation skills
Benefits
- Medical, Dental, & Vision
- Life Insurance, Short-term Disability, Long-term Disability
- SIMPLE IRA with Company Match
- Federal Holidays
- Vacation & Sick Leave
- $500 Referral Bonus
