[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 · Mount Vernon, WA # Associate System Integration and Test Engineer Mount Vernon, WA, US $70,500 - $105,800 annually Operations 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/Mount-Vernon-Associate-System-Integration-and-Test-Engineer-WA-98273-9671/1454445133/) [OpenNash Jobs](https://jobs.opennash.com/) / [Paccar](https://jobs.opennash.com/companies/paccar/) / Associate System Integration and Test Engineer ## Job description Requisition Summary The Associate System Integration and Test Engineer develops and executes manual and automated test cases for integrating and verifying PACCAR vehicle control systems. The engineer is also responsible for reviewing assigned requirements documentation as well as verifying and documenting defects. This role works closely with PACCAR development teams and other testing groups to drive system quality, assist with increasing test coverage, and support delivering reliable systems that meet program schedules, budget targets, and customer expectations. Company Information PACCAR is a Fortune 500 company established in 1905. PACCAR Inc is recognized as a global leader in the commercial vehicle, financial, and customer service fields with internationally recognized brands such as Kenworth, Peterbilt, and DAF trucks. 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 designs and manufactures advanced diesel engines and also provides customized financial services, information technology and truck parts related to its principal business. Whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services — you can develop the career you desire with PACCAR. Get started! Division Information The PACCAR Technical Center provides engineering excellence to the truck and engine divisions of PACCAR Inc through innovative product development and testing. The Technical Center is located in the Skagit Valley about 65 miles north of Seattle, Washington. Get started! ### Job Functions / Responsibilities - Integrate and verify system functionality within a defined, limited scope, following established processes and procedures - Develop, execute, and maintain test scripts for PACCAR vehicle systems based on requirements documentation - Recommend best testing methods using either Hardware-in-the-Loop (HIL) or vehicles - Assist with configuration of HIL test setups, including selecting appropriate hardware and software components - Collaborate with cross-functional teams to ensure testing coverage of requirements - Troubleshoot and debug issues in test setups and test scripts, escalating complex issues as needed Qualifications 0 - 3 years of relevant experience - Excellent written and verbal communication skills - Ability to manage personal workload and willingness, flexibility and initiative to respond to shifting time and project demands Experience with automotive or commercial vehicle system design or hands-on verification/validation preferred - Familiarity or proficiency using HIL equipment preferred Education BS Degree in Electrical Engineering, Computer Engineering, or related technical discipline Paccar Benefits As a U.S. PACCAR employee, you have a full range of benefit options including: Competitive salary and 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, 12 paid holidays, and sick leave 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 program 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 and development opportunities Work alongside experienced goal-oriented colleagues recognized as experts in their field Additional Job Board Information PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability. 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 Associate System Integration and Test Engineer is $70,500 - $105,800 annually. Additionally, this role is eligible for a full range of benefit options listed above. Visa sponsorship or immigration support is not available for this position. Candidates must be currently authorized to work in the United States and able to maintain that authorization throughout their employment without requiring employer sponsorship. This position is also eligible for a holiday gift. ## 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: Mount Vernon, WA, US - Pay: $70,500 - $105,800 annually[Apply on Paccar’s careers site →](https://jobs.paccar.com/job/Mount-Vernon-Associate-System-Integration-and-Test-Engineer-WA-98273-9671/1454445133/) ## 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 ### [Climatic Wind Tunnel Engineer](https://jobs.opennash.com/companies/paccar/jobs/f88fcff47dacff79e6cf/) Mount Vernon, WA, US ### [ECU Test Engineer](https://jobs.opennash.com/companies/paccar/jobs/1788a8a4f03c130c7f93/) Mount Vernon, WA, US ### [Electrical Validation Engineer](https://jobs.opennash.com/companies/paccar/jobs/908b200d2bad57543060/) Mount Vernon, WA, US ### [Engineering Manager - Engine and Aftertreatment Verification](https://jobs.opennash.com/companies/paccar/jobs/8f77223375adfc997232/) Mount Vernon, WA, US ### [ICE Validation Project Engineer - Global Powertrain Validation](https://jobs.opennash.com/companies/paccar/jobs/9befcfdcfabbc8c6bf3b/) Mount Vernon, WA, US ## Similar jobs at other companies ### [System Integration & Test Engineer 1](https://jobs.opennash.com/companies/lockheed-martin/jobs/aceeea4ef79fa940f30b/) Lockheed Martin · Littleton, CO ### [System Integration/Manufacturing Engineer](https://jobs.opennash.com/companies/lockheed-martin/jobs/8d41f2320297d6781b76/) Lockheed Martin · Titusville, FL ### [Weapon System Integration Technical Lead](https://jobs.opennash.com/companies/bae-systems/jobs/41628edb0a47ffb5fa6c/) BAE Systems · Rockville, Maryland, United States ### [Senior System Integration & Test Engineer](https://jobs.opennash.com/companies/bae-systems/jobs/b525c7b2d8dfb814b6f9/) BAE Systems · Nashua, New Hampshire, United States ### [Senior Engineer, Server System Integration and Debug](https://jobs.opennash.com/companies/qualcomm/jobs/b4513cf31cc8049f6677/) Qualcomm · San Diego, California, United States of America [Jobs in Mount Vernon, WA](/locations/us/wa/mount-vernon/)[Jobs in Washington](/locations/us-wa/)[Operations jobs](/functions/operations/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. Dates come from the employer where stated; “first seen” and “last checked” are our own observations. [ OpenNash ](https://opennash.com/) AI-native services firm that builds custom software and 24/7 AI agents. OpenNash Jobs is an OpenNash Applied AI project. [Book time with OpenNash](https://calendly.com/opennash/new-meeting?hide_gdpr_banner=1) Jobs - [Search jobs](https://jobs.opennash.com/search/) - [Companies](https://jobs.opennash.com/explore/) - [Hiring report](https://jobs.opennash.com/reports/hiring/) - [AI assistants](https://jobs.opennash.com/connect/) - [How it works](https://jobs.opennash.com/methodology/) OpenNash - [opennash.com](https://opennash.com/) - [Services](https://opennash.com/ai-agent-consulting/) - [OpenNash CX](https://opennash.com/cx/) - [AI Tools](https://opennash.com/ai-tools/) - [Blog](https://opennash.com/blog/) - [About](https://opennash.com/about/) Contact - [hello@opennash.com](mailto:hello@opennash.com) - [LinkedIn](https://www.linkedin.com/company/opennash) - [Support](https://jobs.opennash.com/support/) - [Privacy](https://jobs.opennash.com/privacy/) - [Terms](https://jobs.opennash.com/terms/) © 2026 OpenNash, Inc. Company names and public job postings belong to their respective owners. Employers control source availability and application decisions.