> Markdown version of [/jobs/ext/1784682-software-integration-and-test-engineer-principal-software-inte](https://www.wearedevelopers.com/jobs/ext/1784682-software-integration-and-test-engineer-principal-software-inte). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Software Integration and Test Engineer / Principal Software Inte

- **Company:** Northrop Grumman
- **Location:** Redondo Beach, CA, United States
- **Salary:** $75,800.0 - $113,800.0
- **Contract:** Permanent contract
- **Skills:** Testing (Software), Software Applications, Systems Engineering, Automation of Marketing, Red Hat Enterprise Linux, System Testing, Systems Integration
- **Published:** July 2, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9009984/software-integration-and-test-engineer-principal-software-inte

## About the Role

* Systems Engineer - Bachelor's degree in STEM (and 2 years of relevant experience; or 0 Years with Masters) or additional years of experience in lieu of degree may be considered.
 * Principal Systems Engineer - Bachelor's degree in STEM (and 5 years of relevant experience, or Masters and 3 years, or PhD and 0 years) or additional years of experience in lieu of degree may be considered., * Experience with integration and testing of software
 * Experience creating test scenarios to test new functionality and verify requirements
 * Able to multi-task and demonstrate strong time-management skills
 * Demonstrated ability to function in fast-paced, rapidly changing environment
 * Demonstrated ability to follow detailed steps in order to ensure tests are completed and products delivered
 * Hold or able to obtain a DoD Secret clearance

Following are good to have, but are not required:

 * Experience with Red Hat Enterprise Linux (RHEL)
 * Strong mathematics and statistics aptitude/experience
 * Ability to read and interpret system level requirements
 * Experience with public speaking in order to present test material directly to customers
 * Ability to work with diverse technical, programmatic and user communities, supporting the modernization, capability development, integration and test of an Army command and control system
 * Current DoD Secret clearance

## Description

* Become expert in the operation of the FAAD System
 * Become expert in connecting the FAAD System to various sensors, weapons, and Army tactical interfaces
 * Develop and execute System Test Threads on the FAAD software application
 * Clearly explain and document (verbally and in writing) problems and improvements in the FAAD System
 * Explain and execute software test procedures for NG mission assurance and government test witnessing
 * Prepare technical presentations for management and the government customer
 * Support the integration and test of the FAAD system with other systems at various tests around the world
 * Analyze interface and functionality problems
 * Work with the software team to correct or improve capabilities
 * Verify successful integration of the FAAD System with interfacing systems
 * Travel 10-25% of the time may be required


## Related Videos

- [SMART Test Automation - the experience of legacy transformation](https://www.wearedevelopers.com/videos/100215-smart-test-automation-the-experience-of-legacy-transformation)
- [How To Test A Ball of Mud](https://www.wearedevelopers.com/videos/173-how-to-test-a-ball-of-mud)
- [Excellent Software Testing](https://www.wearedevelopers.com/videos/87-excellent-software-testing)
- [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer)
- [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process)
- [Automated Driving - Why is it so hard to introduce](https://www.wearedevelopers.com/videos/628-automated-driving-why-is-it-so-hard-to-introduce)

## Related Articles

- [What Jobs Can You Get with a Software Engineering Degree?](https://www.wearedevelopers.com/magazine/398-what-jobs-can-you-get-with-a-software-engineering-degree)
- [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools)
- [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering)
- [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard)
- [Integration And E2E Testing: Are They Complementary or Interchangeable?](https://www.wearedevelopers.com/magazine/86-integration-and-e2e-testing-are-they-complementary-or-interchangeable)
- [The Ultimate Software Engineer Career Path Guide for 2023](https://www.wearedevelopers.com/magazine/146-the-ultimate-software-engineer-career-path-guide-for-2023)