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Software Test Engineer with Security Clearance

MANTECHAnnapolis Junction, MD🇺🇸United StatesPosted Oct 1, 2026

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
Annapolis Junction, MD, United States
Posted
Yesterday
GCPAWSAzureC#JavaJavaScriptPythonTypeScript

Job Description

MANTECH seeks a motivated, career and customer-oriented Software Test Engineer to join our team in Annapolis Junction, MD. The Software Test Engineer will leverage their strong technical background and knowledge to support the customer's system evaluation efforts, to include analyzing system requirements, developing comprehensive evaluation plans, and conducting critical data collection and verification activities. Responsibilities include but are not limited to:

  • Serve as a key testing resource collaborating closely with software development, engineering, and operations team members.
  • Monitor, align, and validate testing activities with the customer's established data lifecycle management processes.
  • Leverage automated test methodologies, framework validation tools, and scripting practices to ensure system integrity.
  • Execute comprehensive testing strategies across multiple domains, including functional, performance, integration, and regression testing.
  • Draft, update, and maintain essential test engineering documentation, artifacts, and engineering reports.
  • Support systems and data flows utilizing enterprise data management and streaming utilities.
  • Parse, validate, and verify system compliance across various structured data types and file formats.

Minimum Qualifications

  • Bachelor's degree in a technical discipline with 8+ years of experience as a Test Engineer on programs of similar scope, or 12+ years of relevant Test Engineer experience in lieu of a degree.
  • Hands-on experience developing automated test frameworks and integrating test suites into continuous integration/continuous delivery (CI/CD) pipelines.
  • Proficiency in at least one object-oriented or scripting language (e.g., Python, Java, JavaScript, TypeScript, C#, or Go) applied to test engineering.
  • Practical knowledge of AWS or a comparable cloud infrastructure (Azure, GCP).

Preferred Qualifications

  • Strong experience working within Linux-based environments and command-line interfaces.
  • Demonstrated success in establishing data collection protocols, executing end-to-end test strategies, and translating test metrics into actionable quality insights.
  • Experience evaluating and adopting emerging test automation tools and stacks.

Clearance Requirements

  • Active TS/SCI with Polygraph.

Physical Requirements

  • Must be able to remain in a stationary position 50%.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.
  • Must be able to exchange accurate information in these situations.

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