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Principal Software Engineer - Integration and Test

Northrop Grumman

San Diego, CAFull-time$114–171K/yrSeen 1w agoSeen in employer's feed 4 days ago

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At a glance

Compensation
$114–171K/yr
Location
San Diego, CA
Schedule
Full-time
Work Authorization
US work authorization required

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Security+ CertificationSpecial Program AccessTS/SCI clearance

Job overview

Northrop Grumman Aeronautics Systems seeks a Principal Software Engineer for software integration and test in San Diego. The role works across development, lab, and operational environments, integrating and troubleshooting software components and coordinating with engineering teams. The selected candidate develops installation, integration, and acceptance test procedures, supports interim solutions, and advances automation toward CI/CD. The position is full-time and on-site, with a Top Secret clearance required.

Skills & qualifications

RequiredNice to have

Skills

Software Development LifecycleSoftware IntegrationSoftware TestingUnixWindowsInstallation TestingAcceptance TestingSoftware Network InterfacesTest AutomationAgile MethodologiesAgile Systems EngineeringCommunicationInterpersonal SkillsTechnical PresentationsTechnical WritingConfluenceJIRAScripting Languages

Qualifications

Bachelor's in STEM or EquivalentMaster's in STEM or EquivalentPhD in STEM or Equivalent5+ Years Related Engineering Experience3+ Years Related Engineering Experience1+ Year Related Engineering ExperienceSecurity+ CertificationActive US Top Secret ClearanceSpecial Program AccessCurrent Applicable SAP AccessBachelor's or Master's in Computer Science, Computer Engineering, or Electrical EngineeringSecurity+ Certification

Benefits

Relocation Assistance
Medical Insurance
Paid Time Off

Full job description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Top Secret

TRAVEL: Yes, 25% 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.

Northrop Grumman Aeronautics Systems is looking to add an experienced Software Integration & Test Principal Software Engineer - (T03) to join our team of qualified, diverse individuals within our Software organization. This position will support our team on site in San Diego, CA.

Duties and Responsibilities include, but are not limited to:

•Work in development, lab, and operational environments. Understand the differences between those settings and ensure that integration and the testing of complex system components are applicable to the appropriate environment.

•Perform integration and troubleshooting of software components across multiple networks interfacing with customer SMEs. Ensure that through documentation is created and maintained to allow others to integrate in the future.

•Facilitate collaboration with software developers, system engineers, hardware engineers, and integration/test engineers to diagnose and identify the root cause of problems found during software installation, integration, acceptance test, and operational events.

•Using in-depth knowledge of the system directs development of workable interim solutions to provide a capable system while software or hardware changes are being implemented allowing testing and operational events to proceed.

•Develop and execute software installation, integration, and acceptance test procedures.

•Utilize familiarity of the full development life-cycle processes that acknowledge technical, schedule, and cost constraints.

•Develop clear and concise detailed technical documentation.

•Submit detailed problem reports for errors found.

•Drive best practices and common process across OUs.

•Work with current budget for implementation with the ability to advise program management and acquire addition budget to achieve the long-term goal.(start small, move to more and more automation leading to full CI/CD)

•The role will be a hybrid of significantly diverse assignments in a collaborative/team setting across all levels.

The selected candidate should thrive in a fast-paced work environment with high expectations, significantly diverse assignments, and collaborative/team settings across all levels.

The selected candidate will be required to work full-time, on-site at our facility. There is no remote / hybrid / telework available for this position. An occasional travel requirement up to 10% may be needed.

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.

•Experience with the full SW Development Life Cycle (SDLC)

•Experience in integration and testing of software and hardware components in unix and windows environments.

•Ability to lead installation, integration, and acceptance testing.

•Candidate must be able to obtain a Security+ certification.

•Active U.S. Government Top Secret clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation).

•Ability to obtain and maintain initial Special Program Access (SAP/PAR). This SAP/PAR must be obtained prior to commencement of employment and must be obtained within a reasonable amount of time as determined by the company to meet its business needs. (Of note: SAP/PAR will be upgraded once selected candidate is in role. Therefore, candidate must also be able to obtain and maintain upgraded SAP/PAR.)

Preferred Qualifications :

•Current applicable SAP access

•Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or Electrical Engineering.

•Excellent 2-way communication skills (upward and downward).

•Excellent communication, interpersonal skills, and the ability to interface with all levels of employees and management. Ability to brief technical presentations to stakeholders.

•Familiarity with software network interfaces.

•Experience in automation of installation, configuration, and test.

•Experience in Agile methodologies. Agile Systems Engineering Experience.

•Demonstrated communication and technical writing skills.

•Experience with Confluence and JIRA.

•Security+ certification

•Experience with scripting languages (developing, debugging, and maintaining.

•Active U.S. Government Top Secret SCI clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation).

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. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Job Category: Engineering

How this job compares

Set against the 34,044 open Software Engineer jobs on Olive Jobs, counted October 27, 2026.

Pay
  • This posting$114–171K/yr
  • California median$165–246K/yr7,355 salary ranges
  • US median$140–220K/yr27,246 salary ranges

This range's midpoint, $143K, is 30% below the California median midpoint ($205K) — in the lowest quarter of Software Engineer salary ranges in California.

Openings
Olive Jobs lists 9,115 open Software Engineer jobs in California and 34,044 across the US. 7% of them nationwide are listed as remote or flexible.
Hiring the most in California
Experience
This posting asks for at least 1 year of experience — less than three in four Software Engineer postings that state a minimum ask for (median 5 years, across 27,543 postings).
Education
12,681 of the 34,044 open Software Engineer jobs (37%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on October 27, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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