[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) Northrop Grumman · Multiple locations # Principal Software Engineer - Software Test Multiple locations Full-time Senior individual contributor $114,000.00 - $171,000.00 Software Engineering Listed on Northrop Grumman’s official careers site. Posted October 20, 2026. Check that it is still open and apply there. [Apply on Northrop Grumman’s careers site →](https://ngc.wd1.myworkdayjobs.com/Northrop_Grumman_External_Site/job/United-States-California-San-Diego/Principal-Software-Engineer---Software-Test_R10248213) [OpenNash Jobs](https://jobs.opennash.com/) / [Northrop Grumman](https://jobs.opennash.com/companies/northrop-grumman/) / Principal Software Engineer - Software Test ## Job description ### RELOCATION ASSISTANCE Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Please note that this opportunity is contingent on program funding. Start dates are determined after funding confirmation. Northrop Grumman Aeronautics Systems is looking to add a Principal Software Engineer - Test to join our team on site in San Diego, California or Grand Forks, North Dakota with a partial hybrid schedule. Candidates will work on software supporting various systems in all phases of the software development lifecycle including design, development and test. Duties and Responsibilities include, but are not limited to: - Analyze requirements allocated to computer software configuration items (CSCI). - Design, development, maintenance and execution of automated software tests for qualification of embedded software products - Work with software developers and other engineers, as needed, to help diagnose and identify the root cause of problems found during software installation, integration, acceptance test, and operational events. The selected candidate must be able to work in a fast-paced environment with high expectations, significantly diverse assignments, collaborative/team settings across all levels and adapt to change. The candidate must be able to develop and execute software installation, integration, and acceptance test procedures in an automated test environment. The candidate must be able to develop detailed, clear, and concise technical documentation. Candidate should be skilled in software integration planning and execution of separate software components into a single system. Candidate must be comfortable in both development, lab, and operational environments, as well as be able to collaborate closely with system engineers, hardware designers, integration/test engineers, and program leadership. ### Basic Qualifications - Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5 years of related engineering experience; OR a Master’s degree in a STEM discipline and 3 years of related engineering experience; OR a PhD in a STEM discipline and 1 year of related engineering experience. - Demonstrated Professional Experience with Agile Framework within the last 3 years. - Experience with the full SW Development Life Cycle (SDLC) - Demonstrated ### Professional Experience Implementing software and scripts in one or more Object Oriented Programming languages: C/C++, C#, OR Java, AND Python within the last 3 years. - Demonstrated Professional Experience with Software Change Control, Change Management, and CI/CD tools such as: Atlassian tool suite, GitHub, GitLab, AND/OR Jenkins within the last 3 years. - Demonstrated Professional Experience with Testing Methodologies, Frameworks, and Automated Testing using: GoogleTest, TestComplete, Cucumber, Atlas, Eggplant Automation, Unit Test Factory, ATF (Automated Test Framework), Robot or similar within the last 3 years. - Demonstrated Professional Experience with developing, integrating, and/or Testing on multi-threaded SW used for one of the following real-time applications: flight critical SW, Safety critical SW, medical SW, or mission critical SW - Demonstrated Architecting, Designing, Modeling (Rhapsody or Cameo), Implementing, Maintaining, Integrating, Debugging, Verifying and Qualifying Safety-Critical Embedded Real Time Software OR Command & Control Software written in OO C++ running on Real-Time Operating Systems such as: VxWorks, Integrity, AND/OR Real Time Embedded Linux within the last 3 years. - Ability to collaborate with systems engineers, hardware designers, software developers, and integration/test engineers to develop and maintain complex SW systems. - Active U.S. ### Government Secret Clearance Preferred Qualifications - Bachelor’s or Master’s degree in Computer Engineering, Computer Science, or Electrical Engineering. - Differentiating characteristics include demonstrated leadership, teamwork capabilities, strong time management, organizational, and interpersonal communication skills. - Recent Demonstrated Professional Experience with DOORs AND/OR Software Requirement Specification Testing using Simulators, automated scripting languages such as Python, MATLAB, JavaScript, QSA/QT AND/OR Bash. #blue Primary Level Salary Range: $114,000.00 - $171,000.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit [http://www.northropgrumman.com/EEO](http://www.northropgrumman.com/EEO). U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions. ## At a glance - Posted by the employer: Oct 20, 2026 - First seen by OpenNash: Oct 25, 2026 - Last checked: Nov 1, 2026 - Listed for: 12 days - Location: Multiple locations - Employment type: Full-time - Pay: $114,000.00 - $171,000.00[Apply on Northrop Grumman’s careers site →](https://ngc.wd1.myworkdayjobs.com/Northrop_Grumman_External_Site/job/United-States-California-San-Diego/Principal-Software-Engineer---Software-Test_R10248213) ## More jobs at Northrop Grumman ### [DevOps Engineer (AHT)](https://jobs.opennash.com/companies/northrop-grumman/jobs/8f6df8a08cd5720e6c2a/) ### [DevOps Engineer – Level 3 or 4 AHT](https://jobs.opennash.com/companies/northrop-grumman/jobs/899611b85c61ff019f61/) ### [Engineer Software - Integration & Test Automation](https://jobs.opennash.com/companies/northrop-grumman/jobs/6a155335baccf2dacc5b/) ### [Manager Software Engineering 2](https://jobs.opennash.com/companies/northrop-grumman/jobs/1e67c6b8474ae03268de/) ### [Principal DevOps Engineer (AHT)](https://jobs.opennash.com/companies/northrop-grumman/jobs/8e179b4f110400a7e153/) ## Similar jobs at other companies ### [[WiFi] Software Engineer / Senior Software Engineer / Principal Software Engineer](https://jobs.opennash.com/companies/nxp-semiconductors/jobs/cf1fcd7ef641613787b8/) NXP Semiconductors ### [[Bluetooth] Software/Senior Software/Principal Software Engineer](https://jobs.opennash.com/companies/nxp-semiconductors/jobs/3cd61bed4661d276514d/) NXP Semiconductors ### [Sr. Software Development Engineer / Principal, Software Development Engineer](https://jobs.opennash.com/companies/workday/jobs/831594d0a13ba3942839/) Workday ### [Staff Software Engineer](https://jobs.opennash.com/companies/alphabet/jobs/0642bb3244ad0f65673e/) Alphabet ### [Senior Software Engineer and Principal Software Engineer - Microsoft Security - Multiple roles](https://jobs.opennash.com/companies/microsoft/jobs/3368a060406cf138e954/) Microsoft · Israel, Tel Aviv, Herzliya OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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