At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems in air and space that impact people’s lives around the world today, and for generations to come. Our work preserves freedom and democracy and advances human discovery and our understanding of the universe. We look for people who have bold new ideas, courage, and a pioneering spirit to join forces to invent the future and have a lot of 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 Mission Systems Sector is seeking a Sr. Principal Software Quality Engineer to support the Navigation, Intelligence and Connectivity Division supporting the team of qualified, diverse individuals.
This position will be in Cincinnati, OH.
What You’ll Get To Do:
Develops, modifies, applies, and maintains standards for software quality operating methods, processes, systems and procedures
Conducts software inspection, and witnesses testing, verification and validation
Implements software development and maintenance processes and methods
Ensures measures meet acceptable reliability standards
Develops overall operating criteria to ensure implementation of the software quality program according to project, process and contract requirements and objectives
Ensures that project and process control documentation are compliant with requirements, objectives and/or contract, and performs process audits
Performs or directs verification of software requirement allocations, traceability, and testability
Reviews software design, change specifications, and plans against contractual and/or process requirements
Reviews include applicable specifications, materials, tools, techniques, and methodologies
Strong written and verbal communication skills, with proven experience presenting findings to senior leadership
Basic Qualifications for Senior Principal Software Quality Engineer:
Bachelor's degree with 8 years of relevant experience, or a Master's degree with 6 years of relevant experience; an additional 4 years of experience may be considered in lieu of Bachelor’s degree
Proven SDLC experience on disciplined, mature development teams that use Agile, Scrum, Waterfall, or hybrid processes. Ability to map quality activities to each phase
Mission Assurance and QMS experience – ensuring mission/program success through independent reviews, audits, approvals, proactive risk management, process improvement, etc.
Experience conducting internal audits, writing audit reports, performing root-cause analysis and writing corrective action plan
Ability to write comprehensive Test Plans and Quality Plans
Experience with Jira, GitLab, Azure DevOps
US Government TS/SCI Clearance
U.S. Citizenship Required
Preferred Qualifications:
Familiarity with DoD acquisition regulations (DFARS, FAR), AS9100, MIL-STD
Knowledge of RCCA process
Good understanding of the specific AS9100 Standards impacting program performance
Excellent data analysis skills
Accredited certification in a Software, Quality and/or Mission assurance field
Skills Required
- Bachelor's degree with 8 years relevant experience, or Master's with 6 years (or additional 4 years experience in lieu of Bachelor's)
- Proven SDLC experience on disciplined development teams using Agile, Scrum, Waterfall, or hybrid processes
- Mission Assurance and Quality Management System (QMS) experience
- Experience conducting internal audits, writing audit reports, performing root-cause analysis, and producing corrective action plans
- Ability to write comprehensive Test Plans and Quality Plans
- Experience with Jira, GitLab, Azure DevOps
- US Government TS/SCI Clearance
- U.S. Citizenship
- Familiarity with DoD acquisition regulations (DFARS, FAR), AS9100, MIL-STD
- Knowledge of RCCA process
- Understanding of AS9100 standards impacting program performance
- Excellent data analysis skills
- Accredited certification in Software, Quality, and/or Mission Assurance field
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.








