Senior Design Engineer - Mechanical Systems (Onsite)

Date Posted:

2026-11-05

Country:

United States of America

Location:

US-CT-EAST HARTFORD-ETC ~ 400 Main St ~ BLDG ETC

Position Role Type:

Onsite

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

The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required after day 1

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and auxiliary power systems and has been revolutionizing modern flight for over 100 years. Join us and help shape the future of aerospace and defense.

Pratt & Whitney is seeking an experienced Senior Design Engineer to join its Mechanical Systems design team within the Mechanical Systems, Externals & Nacelles (MSEN) organization. This role supports next-generation military engine programs through the design and development of complex mechanical systems hardware, including bearing compartments, rotating bearing assemblies, carbon seals, seal plates, oil distribution systems, and coupling shafts. The engineer will develop innovative, cost-effective design solutions that meet structural, functional, packaging, and maintainability requirements while collaborating with cross-functional engineering teams to deliver critical program commitments.

What You Will Do:

• Design and develop mechanical systems hardware, including bearing compartment supports and housings, rotating bearing assemblies, carbon seal assemblies, seal plates, oil distribution systems, and coupling shafts.
• Develop technically sound design solutions, perform fit/function calculations and module assembly assessments, and provide technical guidance to junior engineers.
• Apply Engineering Standard Work (ESW), Engineering Knowledge System (EKS), and RTX CORE tools to improve design processes and hardware definition release methods.
• Participate in Agile Sprint and Increment planning, present design solutions at technical reviews and Sprint Demos, and incorporate stakeholder feedback.
• Support manufacturing vendors and collaborate with cross-functional teams to ensure successful hardware development, assembly, validation, and future engine builds.

Travel Requirement: less than 25% (Domestic).

What You Will Learn:

• Mechanical Systems hardware design requirements and integration with surrounding engine systems.
• Cross-functional collaboration with IPTs, CIPTs, and Mechanical Systems discipline leadership.
• Module-center engineering interactions involving structural, thermal-fluids, bearings, and seals disciplines.
• Coordination with assembly, validation, and instrumentation engineers to support successful engine builds.
• Advanced NX modeling, design optimization, analysis tools, and technical mentorship practices.

Qualifications You Must Have:

• Bachelor’s degree in Mechanical Engineering or another engineering discipline with 5 years of relevant engineering experience, or an advanced degree in a related field with 3 years of relevant experience. Relevant mechanical design engineering experience, Geometric Dimensioning and Tolerancing (GD&T) experience, and demonstrated ability to deliver successful engineering projects and design solutions.

Qualifications We Prefer:

• Mentoring engineers and providing technical guidance on calculations, layouts, and EKS deliverables.
• Developing mechanical systems hardware for gas turbine engines.
• Experience coordinating with cross-functional teams supporting hardware assembly and validation.
• Ability to independently resolve complex technical challenges and develop effective design solutions.
• Existing U.S. government-issued Secret Security clearance.

What We Offer:

• Eligible for Relocation.
• 9/80 Work Schedule

Learn More & Apply Now!

Department / Segment Overview:

Mechanical Systems, Externals, & Nacelles (MSEN): The MSEN Engineering organization is responsible for the design, development, and in-service support of power transmission systems, bearing compartment and rotor support design and analysis, oil and thermal management systems, engine externals packaging and architecture, as well as nacelles for commercial and military engine models. Technical disciplines include Project Engineering, Mechanical Design, Structural Analysis, Product Definition, System Modeling, Mechanical Design analysis for bearings, gears, and seals, and fluid-thermal modeling of associated components and systems.

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

• 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.

Candidates will learn more about the role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.

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 86,800 USD - 165,200 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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