Principal Engineer Mechanical (Level 3 - ITME)
- US citizenship
How this pay compares
This posting states $104k–$155k a year. Open mechanical engineer jobs in California post a median of $158k a year, the middle half $130k–$180k, across 266 jobs that state their pay, so this one is below the middle half of what they post.
Mechanical engineers in California: pay by town and employer
About the job
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SCI 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. Embark on a career putting innovative, reliable, and agile products and ideas into orbit, and beyond.
Northrop Grumman has opportunities waiting for you that play a vital role in human space exploration, national defense, and scientific discovery, supporting multiple programs across the universe. With us, you’ll discover a culture of curiosity and collaboration that will have you Defining Possible from the day you start.
Our space systems connect and protect millions of people on earth every day, now and for the future. Explore your future and launch your career today. Space Systems is an industry-leading provider for prime satellite and payload capabilities and directed energy and electronics solutions for national security, military, and civil customers.
We are built on a heritage of providing innovative, affordable and reliable aerospace and defense products that our customers rely on to achieve mission success. Join the Space revolution and make the impossible possible.
Northrop Grumman, Western Region Manufacturing and Operations, Mechanical & Environmental Test Engineering Dept, has an opening for a Principal Engineer Mechanical (Level 3 - ITME) to join our team of highly qualified and diverse individuals. This is an in-person position will be in Redondo Beach, CA. This is highly dynamic, interactive position.
You will interact with numerous stakeholders including program management, systems engineering, flight hardware design engineers and logistical support services. Outstanding organizational and leadership skills are required to succeed in this role. Qualified candidates are expected to understand space hardware, testing methods, floor operations, and tools.
Integration and Test Mechanical Engineers (ITME) plan and coordinate the operations required to build and test flight hardware at all levels - subassembly through complete systems. The work is primarily at Space Park but can include periodic travel depending on the specific program requirements.
Daily tasks for test engineers include but are not limited to the following: - Design tests to verify system requirements - Develop detailed mechanical Integration and test procedures for technicians to execute - Provide technical oversight to floor operations - Document and remedy test anomalies and hardware non-conformances - Coordinate across many technical disciplines to define operations and accomplish work efficiently - Provide input into the design of flight hardware and custom support equipment - Estimate task durations and execute according to schedules - Successful candidates in this role will have strong interpersonal, leadership, and organizational skills. ## 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. ## Basic Qualifications - Bachelors of Science Degree in a Science, Technology, Engineering, or Math (STEM) discipline plus 5 years of experience OR Masters of Science Degree in a Science, Technology, Engineering or Math (STEM) discipline plus 3 years of experience - Experience in working on multi-disciplinary teams, preferably within Integration, Test, and Launch (IT&L) or Manufacturing environment. - Experience with manufacturing or integration of P093 program hardware - Strong long-term planning - resource allocation, schedule execution. - Extensive technical experience with space vehicle mechanical systems, architecture, and testing or manufacturing procedures. - Excellent communication, decision-making, and conflict resolution skills. - Active Sensitive Compartmented Information (SCI) clearance required at time of application. ## Preferred Qualifications - Lead teams through highly demanding test environments. - Balance technical execution with a focus on skill development and team morale, especially in high-intensity work schedules or mission-critical program phases. - Drive alignment across various program functions to meet ambitious deadlines while prioritizing first-time quality and organizational sustainability.
Primary Level Salary Range: $103,600.00 - $155,400.00 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.
From Northrop Grumman's job posting, checked 7 Nov 2026. The employer's own page is the final word on requirements and availability.
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About Northrop Grumman
Satellites, space telescopes, cargo spacecraft and rocket boosters, inside a defense prime.
Pay on its listings: 98% of its open jobs state an hourly rate
How it pays: Paid as an employee on Northrop Grumman's own payroll (salaried or hourly, as each posting states).
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