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Software Integration and Test Engineer

Apex Systems

Company : Apex Systems

Location : Littleton, CO, 80125

Posted Date : 14 October 2025

Job Type : Other

Category : Industrial Engineering

Occupation : Test Engineer

Job Details

Software Test Engineer

Candidates must hold an active Top Secret Security Clearance and be SCI eligible to be considered for the role.

Location: Littleton, CO

Clearance required: Top Secret, SCI eligible

W2/USC

Duties:

  • Plan, implement, test, document, and maintain solutions for the integration and testing of in-house developed and COTS/GOTS components, elements, subsystems and/or systems.
  • Review, evaluate and derive requirements for testability, develop and direct preparation and execution of comprehensive test plans, procedures and schedules for complete systems and/or subsystems.
  • Write discrepancy reports and perform integration regression testing to verify/validate incorporated fixes to software, components, subsystems and systems.
  • Perform analysis of test results and prepare comprehensive subsystem and/or system level evaluation reports which verify and validate system performance.

Skills Required:

  • Experience with Software Testing
  • Experience with Software Integration
  • Experience with Web and GUI Application testing
  • Exposure to Agile Software Development
  • Ability to work independently and in a team
  • Effective communication skills (written and oral)
  • High attention to detail
  • Active TS/SCI (must be a U.S. Citizen)

Skills Desired:

  • Experience with the Development of Test Procedures and Suites
  • Experience with Automated Test Tools
  • Experience with Automated Testing Script Development and Test Driven Development / Coded Testing
  • Experience in development with an Object Oriented Programming language

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at employeeservices@apexsystems.com or 844-463-6178.

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