Application Security Engineer

ManTech
📍 Hanover, MD, United States 💼 Full-time 🕒 Posted June 22, 2026

Job Description

**MANTECH** seeks a motivated, career and customer-oriented **Application Security (AppSec) Engineer** to join our team in **Hanover, MD.**

The **Application Security (AppSec) Engineer** will leverage their strong technical background and knowledge to support **software assurance** and security initiatives for a mission-critical organization within the Intelligence Community, focusing on secure and reliable data dissemination through rigorous **source code analysis** .

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

+ Utilizing, fine-tuning, and evaluating the suitability of automated Software Assurance (SwA) tools for specific customer environments to maximize detection and minimize false positives.
+ Interpreting SwA tool results to detect vulnerabilities, triage findings, and drive secure coding practices across the development lifecycle.
+ Developing and executing test methodologies, custom scoring criteria, and specific test cases to ...

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Job Details

  • Location Hanover, MD
  • Job Type Full-time
  • Category other-general
  • Posted Date June 22, 2026
  • Application Deadline June 27, 2026