Engine Test & Validation Intern

Job Overview

PACCAR Powertrain is seeking motivated and innovative engineering students to join ourSummer 2026 Internship Program within theEngine Test Labteam. Interns will work hands-on withheavy dutypowertrain systems to support testing, validation, and performance evaluation of PACCAR'snext generationengines and aftertreatment technologies.

What to Expect

• Schedule: Full-time (40 hours/week), in person

• Duration: Minimum12 weeks

• Location: Mount Vernon, WA

• Start Dates: May 18, 2026, or June 22, 2026

• Visa Sponsorship: Not available for this role (H1B, TN, OPT, etc.)

About PACCAR

PACCAR, Inc. is a Fortune 500 companyestablishedin 1905 and is recognized as a global leader in the commercial vehicle, financial, and customer service fields. PACCAR is a global technology leader in the design, manufacture, and customer support of high-quality light-, medium- and heavy-duty trucks under its internationally recognized brands Kenworth, Peterbilt and DAF nameplates. PACCAR designs and manufactures advanced diesel engines and provides customized financial services, information technology and truck parts related to its principal business.

About PACCAR Powertrain

Global PACCAR Powertrain organization engineers and manufactures integrated,highefficiencyengines, automated transmissions, and axle systems for Kenworth, Peterbilt, and DAF trucks. Through advanced engineering, vertically integrated manufacturing, and robust aftermarket support, the organization delivers powertrain systemsoptimizedfor performance, durability, fuel efficiency, and sustainability.

Its portfolio includes PACCAR's MX13 and MX11 engines, TX12 and TX18 automated transmissions, and advanced axle technologies-designed to function as a fully integrated system that enhancesdrivability, reduces lifecycle costs, and ensures consistent reliability across PACCAR's global truck brands.

Job Responsibilities

AsanEngineTest Intern, you will work alongside experienced engineers and technicians to support testing activities in a world-class engine development environment. You will contribute to:

• Conducting performance, durability, and emissions tests onheavydutyengines and powertrain systems

• Supporting validation of new engine hardware, software, and aftertreatment components

• Designing and building tools or fixtures to improve powertrain testing efficiency, emissions measurement, and data processing workflows

• Troubleshooting issues with test cell instrumentation and data acquisition systems

• Analyzing test data using tools such as AVL Concerto

• Assistingwith technical report preparation and documentation updates for instrumentation and data acquisition systems

Qualifications

Required:

• Currently injuniororsenioryear of a bachelor's degree program (graduation 2026-2027) in Engineering (Mechanical, Electrical, Mechatronics), other STEM fields, or related discipline.

• Strong computer and data analysis skills

• Proficiencyin Microsoft Office applications

• Ability to collaborate effectively with ETL technicians and engineering staff

• Strong verbal and written communication skills

• Ability to work independently and as part of a team

Preferred:

• Enrollment in a master's program

• Experience with test instrumentation, data acquisition, or powertrain systems

• Familiarity with AVL Concerto, MATLAB, Python, or similar tools

Paccar Benefits

• The pay range for this position is $25.00 - $30.00/hour (pay varies by undergraduate and graduate degree)

• SIP 401k with up to a 5% company match

• Paid Holidays (work-location scheduled)

• Sick Leave (WA only)

• Health, Dental, and Vision insurance

• Flexible Spending Account (FSA) / Health Savings Account (HSA)

• Life and Accidental Death and Dismemberment insuranceEAP services include wellness plans, estate planning, financial counseling, and more

Additional Job Board Information

PACCAR promotes equal employment opportunities by implementing policies and practices that ensure employees and applicants are not discriminated against because of their race, color, religious creed, national origin, ancestry, sex, gender, gender identity or expression, sexual orientation, age, mental or physical disability, medical condition, genetic information, military or veteran status or other legally protected status. This applies to recruitment,selection, placement, promotion, termination, rates of pay, and other conditions of employment.