Senior Manufacturing Engineer (Onsite)

Date Posted:

2026-03-03

Country:

United States of America

Location:

US-CA-FAIRFIELD-3530 ~ 3530 Branscombe Rd ~ BRANSCOMBE

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance Type:

None/Not Required

Security Clearance Status:

Not Required

Collins Aerospace is looking for a Senior Manufacturing Engineer to join our team in Fairfield, CA! You will develop and improve manufacturing processes by studying products and manufacturing methods. You will apply your skills to implement improvements that reduce cycle time and cost and improve productivity, while maintaining a high level of safety in the manufacturing environment and quality within the product.

You will work onsite in Fairfield, CA, directly supporting production operations and overseeing a production area with multiple fabrication cells and processes.  

NOTE: The role involves hands-on floor support, not purely design or validation.

What You Will Do:

• Plan, develop, and maintain manufacturing operations, standard work, work instructions, and technical documentation to ensure compliant and efficient production. 

• Lead manufacturing plan, tooling strategies, and production methodologies, including fixture/tool design and tool life management. 

• Design tools, mechanisms, and special machine tools using CAD.

• Create designs and drawings to be sent out for build.

• Work independently to solve problems and create new designs, generally with little guidance. 

• Design, test, and implement assembly fixtures, Tooling, and production support equipment. 

• Conduct variation, capability, and manufacturability analyses to ensure processes meet performance and quality requirements. 

• Apply knowledge of GD&T, tolerance analysis, and non-destructive testing (NDT) methods—including ultrasonic, radiographic/X-ray, and N-ray inspections—to ensure products meet engineering specifications. 

• Proposing the sequence of operations and installations and supports in specifying procedures for fabrication of tools and equipment and other processes, which may include disassembly/assembly and repairs, to ensure efficiency and optimize performance. 

• Investigate and resolve technical, operational, and quality issues through root cause analysis, corrective action implementation, and cross-functional collaboration. 

• Interface and work with Production Operators, Design, Quality, and other Manufacturing Engineers to solve problems, improve manufacturability, and ensure products are manufactured in compliance with drawings and specifications.

• Participate in the Integrated Product Team and product reviews to align technical solutions across disciplines and ensure production readiness. 

• Partner with Production, Quality, Design Engineering, EH&S, and Value Streams to ensure safety, quality, compliance, improve performance, and meet program objectives. 

• All other duties as assigned.

Qualifications You Must Have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years of prior relevant experience or an Advanced Degree in a related field and minimum 3 years of relevant experience.

• Must have the ability to obtain and maintain Alcohol, Tobacco, Firearms and Explosives (ATF) access.

• U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract

• Kknowledge of mechanics and application of mechanical movements.

• Experience in interpreting and working with engineering blueprints, specifications, and advanced measuring equipment for tool validation and inspection. 

Qualifications We Prefer:

• Experience in highly regulated aerospace or space manufacturing environments (e.g., Boeing, Lockheed Martin, Airbus, NASA, or equivalent) 

• Experience with aerospace quality systems and compliance environments (AS9100, AS9110, AS9120) 

• Experience supporting machine operations, including fixture/tool design, tool life management, routing/work instructions, and CNC programming familiarity 

• Experience with non-destructive testing (NDT) methods (ultrasonic, radiographic/X-ray, N-ray) and interpretation of results 

• Leading and providing guidance to junior engineers on the manufacturing engineering team. 

• Experience planning, executing, or supporting First Article Inspection (FAI) and Lot Acceptance Testing (LAT) 

• Strong GD&T interpretation and tolerance analysis capability 

• Effective communication and interpersonal skills, with the ability to collaborate with cross-functional teams to achieve operational goals.  

• Strong analytical, organizational, and problem-solving skills with the ability to manage multiple priorities

• Effective technical communication, documentation, and collaboration skills

What We Offer

• Some of our competitive benefits package includes: 

• Medical, dental, and vision insurance

• Three weeks of vacation for newly hired employees

• Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option

• Tuition reimbursement program

• Student Loan Repayment Program

• Life insurance and disability coverage

• Optional coverages you can buy: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection

• Birth, adoption, parental leave benefits

• Ovia Health, fertility, and family planning

• Adoption Assistance         

• Autism Benefit

• Employee Assistance Plan, including up to 10 free counseling sessions

• Healthy You Incentives, wellness rewards program

• Doctor on Demand, virtual doctor visits

• Bright Horizons, child and elder care services

• Teladoc Medical Experts, second opinion program

•  And more! 

Eligible for relocation.

Learn More & Apply Now!

Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be.

Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. 

WE ARE REDEFINING AEROSPACE.

*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.                                                                                                

Apply now and be part of the team that’s redefining aerospace, every day.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 95,500 USD - 181,700 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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