Senior Engineer - Stress / Analysis Engineering - Propulsion (Onsite)

Date Posted : 2026-01-29

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, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market.

We are seeking a Stress / Analysis Senior Engineer to support the development of new energetic products, adaptive engineering of existing energetic product lines and sustaining current energetic product lines. The Stress / Analysis Engineer will be involved in all phases of the product life cycle, including proposal preparation, product brainstorming sessions, design support, supplier support, and manufacturing support with design and non-conforming material analysis. The position is expected to participate in continuous improvement activities, be capable of leading efforts, creating detailed plans and providing recommendations for complex technical issues in the department.

Our facility manufactures and tests explosive, propellant, and cartridge-actuated devices. From small, discrete devices to canopy removal systems and rocket motors, our facilities support a nearly unlimited selection of products. We know what’s at stake every day when we come to work. It’s not only our reputation for excellence; it’s the very lives of the men and women who rely on our products.

This position will be working onsite in Fairfield, CA.

What You Will Do

Perform structural and ballistic analyses of components and assemblies designed for aircraft escape systems, launch vehicle flight termination systems, commercial gas generators, and missile systems.

Address complex and challenging problems through the development and application of static, dynamic, implicit, and explicit finite element models with limited oversight.

Develop material models for non-linear materials, including composite propellants, manufactured on-site.

Apply a general understanding of multiple engineering disciplines, including mechanical design, systems, and materials, to support analysis activities.

Communicate analysis results and recommendations effectively to a variety of audiences, both internal and external to the organization.

Leverage analysis expertise to support propulsion projects during proposal, development, qualification, production, and test phases, including leading and contributing to failure investigations throughout these phases.

Plan and execute structured experiments, such as Analysis Design of Experiments (DOE), to evaluate and support design concepts.

Qualifications You Must Have

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

Experience working with Finite Element Analysis software packages

Experience with Stress Analysis

Analytical experience including strong knowledge of physics, dynamics, and statics

Experience presenting design solutions to internal and external customers

3D CAD experience

Qualifications We Prefer

M.S. in Engineering, Aerospace or Mechanical preferred, plus 3-5 years relevant experience

Previous experience with energetic cartridge actuated devices or propellant actuated devices

Previous experience using SolidWorks CAD software

Previous experience of aerospace / military standard specifications

Previous experience with aircraft cockpit, crew station, escape system, ejection seat, or crew systems design

Previous experience with FEA or Strength hand calculations

Previous experience in ballistic analysis

What We Offer ​

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!

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. ​

• 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. ​

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.