Information Systems Security Engineer

ManTech

📍 Stafford, VA, United States

Full-time other-general Posted June 17, 2026

Job Description

**MANTECH** seeks a motivated, career and customer-oriented **Information Systems Security Engineer** to join our team in **Stafford, VA.**

**Responsibilities include but are not limited to:**

+ Create, update, maintain, and interpret required Body of Evidence (BOE) documentation.
+ Work with management, internal teams, and Sponsor’s authorities to successfully navigate the Sponsor’s accreditation process for all systems.
+ Document responses to required controls and update a robust library of documentation, including network diagrams for cyber defense capabilities.
+ Maintain, update, and conduct routine vulnerability scanning across all Sponsor networks.
+ Maintain system baselines and configuration management items, including security event monitoring policies.

**Minimum Qualifications:**

+ Bachelor’s degree and at least at least 4+ years of progressively responsible experience in Information Systems Security. A minimum of 7+ year...