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Principal Quality Engineer

Sunnyvale, CA

Job Description

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: SecretTRAVEL: 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.At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to enable strategic planning. We're looking for innovators who can help us keep building on our wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies that fuel those missions. By joining in our shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to the field, or an industry thought leader. At Northrop Grumman, you'll have the resources, support, and team to do some of the best work of your career.
Northrop Grumman Mission Systems is seeking a talented Principal Quality Engineer to join our team in Sunnyvale, CA.  This role supports production activities for marine propulsion and power generation equipment.  This is a 100% on-site role.
What you'll get to do:

• Devises and implements methods and procedures for inspecting, testing and evaluating the precision and accuracy of products and production equipment.

• The Quality Engineer develops, modifies, applies and maintains quality evaluation and control systems and protocols for processing materials into partially finished or finished materials product.

• Collaborates with engineering and manufacturing functions to ensure quality issues are addressed through MRB and that production is supported.

• Designs and analyzes inspection and testing processes, mechanisms and equipment; conducts quality assurance tests; and performs statistical analysis to assess the cost of and determine the responsibility for, products or materials that do not meet required standards and specifications.

• Audits quality systems for deficiency identification and correction.

• Ensures that corrective measures meet acceptable reliability standards and that documentation is compliant with requirements.

• Applies lean and six-sigma quality engineering methodologies in support of production Continuous Improvement activities.

Basic Qualifications for the Principal Quality Engineer:

• A Bachelor's Degree in a related STEM field with minimum of 5 years of experience in Quality Assurance, root cause investigation, technical functions in Manufacturing and/or Mechanical Engineering; OR a Master's Degree in a related STEM field with a minimum of 3 years experience in Quality Assurance, root cause investigation, technical functions in Manufacturing and/or Mechanical Engineering

• Experience developing, collecting and analyzing metrics

• Ability to obtain and maintain a DoD Secret Security Clearance

• U.S. citizenship required

Preferred Qualifications for the Principal Quality Engineer:

• Experience with ISO 9001 or AS9100 Quality Management Systems

• Experience with advanced application of Data Analytics and Statistical Analysis methods.

• Mechanical Engineering experience, including inspection methodology and authoring work instructions in a manufacturing environment

• Green/Black Belt Certification in Lean Six Sigma

• SAP experience in a manufacturing environment

• Certified auditor

• Active DOD Secret Security Clearance










Primary Level Salary Range: $100,300.00 - $150,500.00The 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.PDN-a00da804-35c7-471a-9ca1-655e0d2f9f63
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: SecretTRAVEL: 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.At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to enable strategic planning. We're looking for innovators who can help us keep building on our wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies that fuel those missions. By joining in our shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to the field, or an industry thought leader. At Northrop Grumman, you'll have the resources, support, and team to do some of the best work of your career.
Northrop Grumman Mission Systems is seeking a talented Principal Quality Engineer to join our team in Sunnyvale, CA.  This role supports production activities for marine propulsion and power generation equipment.  This is a 100% on-site role.
What you'll get to do:

• Devises and implements methods and procedures for inspecting, testing and evaluating the precision and accuracy of products and production equipment.

• The Quality Engineer develops, modifies, applies and maintains quality evaluation and control systems and protocols for processing materials into partially finished or finished materials product.

• Collaborates with engineering and manufacturing functions to ensure quality issues are addressed through MRB and that production is supported.

• Designs and analyzes inspection and testing processes, mechanisms and equipment; conducts quality assurance tests; and performs statistical analysis to assess the cost of and determine the responsibility for, products or materials that do not meet required standards and specifications.

• Audits quality systems for deficiency identification and correction.

• Ensures that corrective measures meet acceptable reliability standards and that documentation is compliant with requirements.

• Applies lean and six-sigma quality engineering methodologies in support of production Continuous Improvement activities.

Basic Qualifications for the Principal Quality Engineer:

• A Bachelor's Degree in a related STEM field with minimum of 5 years of experience in Quality Assurance, root cause investigation, technical functions in Manufacturing and/or Mechanical Engineering; OR a Master's Degree in a related STEM field with a minimum of 3 years experience in Quality Assurance, root cause investigation, technical functions in Manufacturing and/or Mechanical Engineering

• Experience developing, collecting and analyzing metrics

• Ability to obtain and maintain a DoD Secret Security Clearance

• U.S. citizenship required

Preferred Qualifications for the Principal Quality Engineer:

• Experience with ISO 9001 or AS9100 Quality Management Systems

• Experience with advanced application of Data Analytics and Statistical Analysis methods.

• Mechanical Engineering experience, including inspection methodology and authoring work instructions in a manufacturing environment

• Green/Black Belt Certification in Lean Six Sigma

• SAP experience in a manufacturing environment

• Certified auditor

• Active DOD Secret Security Clearance










Primary Level Salary Range: $100,300.00 - $150,500.00The 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.PDN-a00da804-35c7-471a-9ca1-655e0d2f9f63

About Northrop Grumman

Northrop Grumman is a leading global aerospace and defense technology company. Our pioneering solutions equip out customers with the capabilities they need to connect and protect the world and push the boundaries of human exploration across the universe. Driven by a shared purpose to solve our customers’ toughest problems, our nearly 100,000 employees contribute to launching the technology of tomorrow, today.

© 2025 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.

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Principal Quality Engineer
Northrop Grumman
Sunnyvale, CA
Oct 7, 2025
$100,300 - $150,500 a year
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