Principal Propeller Hydromechanical Design Engineer (Onsite)

Date Posted:

2026-09-09

 Country:

United States of America

 Location:

US-CT-WINDSOR LOCKS-B1A ~ 1 Hamilton Rd ~ BLDG 1A

 Position Role Type:

Onsite

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

This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of “U.S. Person” go here: https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62

 Security Clearance Type:

None/Not Required

 Security Clearance Status:

Not Required

The Propeller Systems Engineering organization is seeking an experienced Hydromechanical Design Engineer to support both in-service propeller products and new product development. This role spans across concept, design, verification and validation, and field support activities across military and commercial platforms. The position involves collaboration within propellers engineering, manufacturing, and program office as well as occasional interactions with U.S. military customers, operators, maintainers, airframe manufacturers, and engine manufacturers.

The ideal candidate brings strong hydromechanical components and systems design, analysis, and test expertise with hydraulic valves, actuators, flyweight governors, EHSV’s, solenoids, and other typical hydraulic system components (seals, orifices, pin plugs, hydraulic housings, etc.).

This is an onsite position in Windsor Locks, CT.

The Propeller System’s engineering organization in Windsor Locks is a small organization in comparison to many other product lines providing excellent opportunities for motivated engineers to work across multiple specialties supporting the full lifecycle of a product. In this role the hydromechanical design engineer will directly influence the product design, safety, reliability, and performance of propeller systems used across global military and commercial fleets.

What You Will Do

Perform design activities across all phases of the design cycle, concept & optimization, preliminary through detailed design, development, validation, certification, manufacturing, and operational service

Design mechanical components and assemblies with an emphasis on manufacturability, reliability, and maintainability

Provide technical leadership for medium to large projects.

Engage with suppliers for sizing and selection of supplier design components (pumps, valves, EHSV and motors)

Disposition of production non-conforming material including coordination with other disciplines as needed (materials engineering, systems engineering, etc.)

Interact with internal customers, external customers, vendors and suppliers

Participate in internal and external product design engineering teams and reviews

Support a collaborative engineering environment by cross-training fellow engineers, participating in peer reviews, and contributing to team problem-solving

Domestic and international travel may be required to support suppliers and customers (less than 10%)

Must Have Qualifications

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience

Experience with hydraulic mechanical system design, analysis, and verification

Experience with designing mechanical assemblies with standard parts (seals, screws, bearings, plugs and pin)

Ability to present to customers, operators, and all levels of leadership internally & externally

Experience with CAD software

Capable to lead technical teams

Familiarity with ANSI Y14.5M-1982 (drawing interpretation)

Experience in the use of typical Microsoft Office programs such as: Word, Excel, PowerPoint, Outlook, and Explorer

Strong oral and written communication skills

Preferred Qualifications

Mechanical Engineering degree

Familiarity with FAA requirements

Experience with Siemens NX (Unigraphics)

Hydraulic system analyses (lapped fit leakage, orifice flow, system pressure drop analyses, design for valve/system stability)

Design analyses (structural hand calculations, FEA, thermal analysis, tolerance stack-up, etc.)

Aerospace experience

Engineering and RRCA (relentless root cause analysis) investigations

Full life cycle engineering experience

Experience with DO160 design and verification testing

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!

WE ARE REDEFINING AEROSPACE.

Our Advanced Structures team leverages advanced materials and additive manufacturing to develop complex interior and exterior solutions. These solutions ensure structural integrity of the aircraft, help aircraft take off and land, stay trim in the air, move forward, carry cargo and conduct rescues. We delight our customers with superior products and best-in-class service. Our global team is committed to continuous improvement – we work hard to make our solutions lighter-weight, stronger and more technically advanced, so that plane travel can be safer, more affordable and more sustainable in the years to come. We are looking for the best and brightest to fly and land with us!

* Please consider the following role type definitions as you apply for 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.

Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires in-person meetings.

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.

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 107,500 USD - 204,500 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,