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Mechanical

Opto-Mechanical Engineer - Level 3/4

Northrop Grumman logoNorthrop Grumman$114,000–$171,000/yrRedondo Beach, CA, United StatesFull timePosted 3w ago
  • US citizenship
  • TS/SCI clearance
  • Secret clearance

How this pay compares

This posting states $114k–$171k 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 within 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. Northrop Grumman's Space Sector is seeking an Opto-Mechanical Engineer - Level 3/4 to join the Vehicle Engineering Directorate within Western Region Engineering.

This position is located onsite in Redondo Beach, CA. *Please be aware that this position is contingent upon capturing program award(s) and obtaining and maintaining associated business and/or customer funding. Furthermore, this position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company.

Continued employment thereafter will be subject to maintenance at the level of clearance and program access required for the position in the future. ## Job responsibilities include, but are not limited to, the following - Perform opto-mechanical engineering on multiple projects through all phases of development and manufacturing - Conduct technical specifications, conceptual designs, trade studies, detail designs, procedures, assembly, testing, and reports - Assist with technical data packages including fabrication, source control, and assembly drawings in accordance with internal drawing standards - Perform engineering analysis to validate design solutions with respect to technical performance, environmental durability, manufacturability, schedule and cost - Support the on-time execution of development programs by proactively mitigating risks and pursuing opportunities - Assist with internal design reviews, provide, and incorporate feedback from reviewers and management - Employ strong interpersonal and communication skills while contributing to an integrated product team - Demonstrate accountability to obtain results and contribute to organizational objectives This position can be filled at either a level 3 or a level 4. ## Basic Qualifications Opto-Mechanical Engineer - Level 3 - Bachelor’s degree in a STEM discipline with 5 years of relevant experience; OR Master’s degree in STEM with 3 years of relevant experience; OR PhD in STEM with 1 year of relevant experience - Must have active SCI access at the time of application or an active Top-Secret clearance with the ability to obtain SCI access within a reasonable period, as determined by the company, prior to the start date - Experience with electromechanical, opto-mechanical, or mechanisms design - Experience with Creo, Solidworks, NX, or CATIA V5/3dExp industry CAD software ## Basic Qualifications Opto-Mechanical Engineer - Level 4 - Bachelor’s degree in a STEM discipline with 8 years of relevant experience; OR Master’s degree in STEM with 6 years of relevant experience; OR PhD in STEM with 4 years of relevant experience - Must have active SCI access at the time of application or an active Top-Secret clearance with the ability to obtain SCI access within a reasonable period, as determined by the company, prior to the start date - Experience with electromechanical, opto-mechanical, or mechanisms design - Experience with Creo, Solidworks, NX, or CATIA V5/3dExp industry CAD software ## Preferred Qualifications - M.S. degree in Mechanical Engineering or related STEM technical discipline - Experience with the design, development, analysis, and verification of opto-mechanical or mechanized or electro-mechanical products - Proficiency with Geometric Dimensioning & Tolerance (GD&T) - Experience working on Special Access Programs - Active U.S.

Government TS/SCI clearance Primary Level Salary Range: $114,000.00 - $171,000.00 Secondary Level Salary Range: $142,200.00 - $213,400.00 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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