Senior Mechanical Design Engineer - Product Development Structure and Interior Systems Apply now »
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Date: Jun 29, 2026
Location: Kirkland, WA, US, 98033
Company: PACCAR
Kenworth Truck Company
Kenworth Truck Company is the manufacturer of The World's Best® heavy and medium duty trucks. Kenworth is an industry leader in providing fuel-saving technology solutions that help increase fuel efficiency and reduce emissions. The company's dedication to the green fleet includes aerodynamic trucks, compressed and liquefied natural gas trucks.
Requisition Summary
Do you have a passion for new product interior vehicle design? Do you want to work on industry-leading products that are setting the bar for quality, industrial design, and customer ergonomics? Join a group of high-performing professionals who pride themselves in developing innovative truck interiors. Kenworth design engineers focus on product development from conceptualization to implementation on the production floor. See your designs making a difference on the open highway!
Kenworth offers unique career advancement opportunities ranging from engineering design, manufacturing operations, product planning, marketing, and many other business functions.
Kenworth's Cab/Outerbody Department is seeking multiple Mechanical Design Engineers. Please note that there are multiple vacancies and review the following job functions below:
Product Development Structure & Interior Systems
Job Functions / Responsibilities
Utilize Creo Parametric® 3D modeling software to create complex assemblies & drawings that meet structural, ergonomic, aesthetic, and quality goals
Work with industrial design groups to finalize styling intent surfaces and turn them into fully functional interior trim parts
Create rapid proto@typed parts to quickly validate multiple design concepts
Apply creative thinking to design tasks and propose innovative approaches to standard work
Use Design for Six Sigma & engineering tools to validate designs - QFD, FMEA, DVP&R, GD&T, 1-D Stacks, FEA, etc.
Manage implementation of product changes by tracking project schedule, budget, and functional requirements throughout the entire life of the project
Work with the PACCAR Technical Center and external organizations to validate your designs
Work closely with multiple PACCAR divisions and outside suppliers. (Engineering, Industrial Design, Ergonomics, Electrical, Manufacturing, Program Management, Quality, Tool Shops, Plant Assembly Line Operators, etc.)
Manage multiple priorities and goals simultaneously
Up to ~5-10% travel
Outerbody
Job Functions / Responsibilities:
Aerodynamic product enhancements, warranty and cost reduction projects that add to the overall profitability of the organization
Participate in and/or lead the design and development of structures-based projects in the Outerbody team
Utilize Creo Parametric to create optimized part and assembly models of moderate to complex designs requiring independent judgment
Work closely with the Industrial Design and Styling groups in the development of new or updated vehicle exteriors
Create rapid proto@typed parts to quickly validate multiple design concepts
Employ Design for Six Sigma and engineering tools to validate designs: QFD, FMEA, DVP&R, GD&T
Work with the PACCAR Technical Center and external organizations to validate the designs through Finite Element Analysis, Computation Fluid Dynamics, and durability tests
Manage implementation of product changes by tracking project schedule, budget, and functional requirements throughout the entire life of the project
Work closely with multiple PACCAR divisions
Manage multiple priorities and goals simultaneously
Travel up to 10%
Qualifications & Skills
BSME or equivalent engineering degree required; EIT certification is a plus
3-5+ years of design experience required (previous industry intern experience is desired)
Extensive 3D modeling software experience (Creo Parametric® knowledge is a plus)
Knowledge of different fabrication methods - injection molded plastic, vacuum forming, soft-trim, sheet metal, etc.
Passion and excitement for customer focused human centered design
Understanding in use of Design for Six Sigma and Six Sigma techniques.
Ability to perform in a lean, fast-paced, results-oriented environment, while managing multiple priorities is a must
Excellent written and verbal communication skills with ability to present monthly status updates in front of engineering management teams
Competency in the use of personal computer software including project management tools, word processing, spreadsheets, and databases.
Willingness to learn and make use of new engineering processes and techniques and be resourceful in solving complex technical problems.
Past experience in product development and new product implementation necessary.
Ability to work in a team environment.
Candidates should have a willingness to grow personally and professionally and be results oriented.
Manufacturing plant experience desirable
Why work for PACCAR/Kenworth?
Global Fortune 500?Company with a wide array of growth and development opportunities
Work alongside experienced goal-oriented colleagues recognized as experts in their fields
Support and/or design the commercial vehicles of the future with a focus on emerging technologies such as electric and autonomous trucks
As a U.S. PACCAR employee, you have a full range of benefit options including:
401k with up to a 5% company match
Fully funded pension plan that provides monthly benefits after retirement
Comprehensive paid time off - minimum of 10 paid vacation days (additional days are provided with additional seniority/years of service), 12 paid holidays, and sick time
Tuition reimbursement for continued education
Medical, dental, and vision plans for you and your family
Flexible spending accounts (FSA) and health savings account (HSA)
Paid short-and long-term disability programs
Life and accidental death and dismemberment insurance
EAP services include wellness plans, estate planning, financial counseling and more
Additional Job Board Information
At PACCAR, we value talent and promote growth and development. We carefully consider numerous compensation factors including your education, training, or experience. The salary range for Senior Mechanical Design Engineer - Product Development Structure and Interior Systems is $90,400 - $141,800 annually. This position is also eligible for a holiday gift. Additionally, this role is eligible for the full range of benefit options listed above.
PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability and E-Verify Employer.
