[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) Paccar · Denton, TX # 2027 Summer Internship: Design Engineer- Powertrain & Aftertreatment Denton, TX, US Early career Design Listed on Paccar’s official careers site. Listed as of November 8, 2026. Check that it is still open and apply there. [Apply on Paccar’s careers site →](https://jobs.paccar.com/job/Denton-2027-Summer-Internship-Design-Engineer-Powertrain-&-Aftertreatment-TX-76205-7864/1453909633/) [OpenNash Jobs](https://jobs.opennash.com/) / [Paccar](https://jobs.opennash.com/companies/paccar/) / 2027 Summer Internship: Design Engineer- Powertrain & Aftertreatment ## Job description Company Information PACCAR is a global technology leader in the design, manufacture and customer support of high-quality light-, medium- and heavy-duty trucks under the Kenworth, Peterbilt and DAF nameplates. PACCAR also designs and manufactures advanced power trains, provides financial services and information technology, and distributes truck parts related to its principal business. Peterbilt Motors Company On highways, construction sites, city streets, logging roads - everywhere our customers earn their living - Peterbilt's red oval is a familiar symbol of performance, reliability and pride. Peterbilt has reigned as America's premium quality truck manufacturer since the company's founding in 1939. Our dedication to deliver products and services focused on improving customers' performance, image, profitability and peace of mind truly makes Peterbilt the Class of the Industry. Requisition Summary Peterbilt Motors Company, a PACCAR Company, has an internship for students currently enrolled in college. This opening is for a Design Engineer Intern to add to our Powertrain Aftertreatment and Exhaust team in Denton, Texas. ### Job Responsibilities This position will be working on various projects and reports to include but not limited to: Supporting new program exhaust and aftertreatment system related designs, testing and release for production Development of a new Diesel Exhaust Fluid (DEF) tank and delivery system to the aftertreatment system Assisting with the build of test properties and supporting associated validation efforts Other tasks as needed to support concurrent powertrain and exhaust program launches ### Required Qualifications The candidate we seek will be currently enrolled in a Mechanical Engineering or a related program. ### Preferred Qualifications The skills that are important to be successful in this position are as follows: Exceptional Microsoft Office Excellent verbal and written communication Multi-tasking Self-starter and Resourceful Strong Professionalism Analytical Interest in collecting, analyzing, and reporting on tests General Description of Internship Benefits As a U.S. PACCAR intern, you have a full range of benefit options including: Competitive salary and 401k with up to a 5% company match Medical, dental, and vision plans for you and your family Paid holidays Flexible spending accounts (FSA) and health savings account (HSA) Life and accidental death and dismemberment insurance EAP services including wellness plans, estate planning, financial counseling and more Global Fortune 500 company with a wide array of growth, training, and development opportunities Work alongside experienced goal-oriented colleagues recognized as experts in their field This position may offer stipend assistance benefits Additional Job Board Information PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability corporation. Peterbilt promotes Diversity and Inclusion through mentorship, events, and affinity support groups – The Diversity Council, Peterbilt Women’s Initiative (PBWIN), Veterans Group, Peterbilt Black Organization for Leadership and Development (B.O.L.D) and Peterbilt+ (An LGBTQ support group). #LI-Onsite ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Nov 8, 2026 - Last checked: Nov 8, 2026 - Listed for: Under a day - Location: Denton, TX, US[Apply on Paccar’s careers site →](https://jobs.paccar.com/job/Denton-2027-Summer-Internship-Design-Engineer-Powertrain-&-Aftertreatment-TX-76205-7864/1453909633/) ## Hiring at Paccar - Open jobs: 299 - New in the last 7 days: After two weekly collections - Tracked since: Jul 10, 2026 [All Paccar jobs](https://jobs.opennash.com/companies/paccar/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Paccar ### [2027 Summer Internship: Design Engineer- Routings Development](https://jobs.opennash.com/companies/paccar/jobs/4e3311d7753c0c33e8ac/) Denton, TX, US ### [2027 Summer Internship: Industrial Designer](https://jobs.opennash.com/companies/paccar/jobs/e3d19415d0d1ab357e4e/) Denton, TX, US ### [Senior Lead Industrial Designer - Interiors](https://jobs.opennash.com/companies/paccar/jobs/0f4097e705fe87581881/) Denton, TX, US ### [2027 Summer Internship: Division Materials](https://jobs.opennash.com/companies/paccar/jobs/0c4816f910d0826270d0/) Denton, TX, US ### [2027 Summer Internship: Electrical Engineer](https://jobs.opennash.com/companies/paccar/jobs/a1febaf845c72a0ee5b9/) Denton, TX, US ## Similar jobs at other companies ### [Mechanical Engineer - Internship](https://jobs.opennash.com/companies/lockheed-martin/jobs/7f3085474a936c538afa/) Lockheed Martin · Owego, NY ### [Project Engineer Internship- Heavy Civil](https://jobs.opennash.com/companies/sterling-construction/jobs/2baceedb7c5f4d8a3b7f/) Sterling Construction · Boise, ID ### [Project Engineer Internship- Heavy Civil](https://jobs.opennash.com/companies/sterling-construction/jobs/09ca375ed1ddbeac227b/) Sterling Construction · Cheyenne, WY ### [Software Engineer, Teamwork Experiences Internship Opportunities](https://jobs.opennash.com/companies/microsoft/jobs/22b50d5eff5842a72014/) Microsoft · United States, Washington, Redmond ### [Mechanical Engineer Internship / Co-op](https://jobs.opennash.com/companies/eaton/jobs/060723ec36af74c77442/) Eaton · Moon Township, Pennsylvania, USA [Jobs in Denton, TX](/locations/us/tx/denton/)[Jobs in Texas](/locations/us-tx/)[Design jobs](/functions/design/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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