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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. Northrop Grumman Defense Systems is seeking Sr. Software Test Engineers for the Flight / Guidance Navigation & Control (GN&C) Software Team. This position will be located in Roy, Utah or Huntsville, AL and will support the Sentinel Program. What You’ll Get To Do: Responsible for development and execution of automated and manual test cases to verify functional software requirements. This will include the following activities: • Assist in the design, development, and implementation of testing methods and equipment. • Test planning, execution, reporting, and integration support. • Prepare detailed test reports and support formal verification of the system. • Compile data and define changes required in test equipment, test procedures, or new test requirements. • Perform data analysis against requirements and interfaces for each software build or hardware component. • Interface with software developers and systems engineers in support of verification. • Product integration, regression, and verification testing including checkout in software test labs. Position Benefits: As a full-time employee of Northrop Grumman Space Systems, you are eligible for our robust benefits package including: •Medical, Dental & Vision coverage •401k •Educational Assistance •Life Insurance •Employee Assistance Programs & Work/Life Solutions •Paid Time Off •Health & Wellness Resources •Employee Discounts This position’s standard work schedule is a 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off. This role may offer a competitive relocation assistance package. Basic Qualifications: • Sr Principal Software Test Engineer: 8 Years with Bachelors in relevant field of study; 6 Years with Masters; 4 Year with PhD or 4 additional years in lieu of a degree. • Active DoD Secret clearance with a reinvestigation date occurring in the last 6 years. • Must be a US Citizen with ability to obtain Special Program Access (SAP) approval within a reasonable period of time, as determined by the company to meet its business need • Understanding of the software development lifecycle and agile development methodology, RVAM skills/experience • 3+ year experience in scripting skills (Python, C++,Java, Bash, Shell/Bash, or similar programming language) • 3+ year experience in Requirements Verification/General test methodology, unit testing, integration testing, regression testing. • 3+ year experience with Atlassian tool suite (JIRA, Git, Confluence) Preferred Qualifications • Experience with IBM Rational tool suite (DOORS and Jazz) • Experience using software test automation tools/frameworks • Experience with code analysis tools • Experience developing ICDs and defining interfaces in an MBSE environment • Familiarity with CSSAM / RVAM Governance #Sentinelsoftware #GNC2026 Primary Level Salary Range: $122,800.00 - $203,600.00 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. Existing Applicants: Need to update your contact information or email address? Once logged in, click on Candidate Home in the upper right corner and scroll to the bottom of that screen to see buttons for: Update Contact information to update your legal name, address, and phone number Edit Account Settings to edit your email address We are a pioneering company. With careers across all areas: air, cyber, land, sea and space – our 90,000 employees work as one to defend and define the future. Northrop Grumman careers and internships are as varied as your interests, with a lifetime of potential that will give you every opportunity to do your best work. Working together with people from many backgrounds, personal passions and disciplines, we share a drive to push the boundaries of science, technology and engineering to meet the ever evolving needs of our customers worldwide.