Software Developer Jobs in Mount Vernon, WA (NOW HIRING)

The PACCAR Embedded Engineering Team is looking for a skilled engineer for the development of powertrain management, vehicle management, ADAS and autonomous control systems for PACCAR trucks. Skilled candidates will develop control systems based on product/customer/vehicle requirements following the established corporate software engineering process. This position will be a part of a global engineering team; including our Kenworth, Peterbilt, and DAF subsidiaries while residing at PACCAR Technical Center.  

Location: Mount Vernon, WA

About PACCAR 

PACCAR, Inc. is a Fortune 500 company established in 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 Global PACCAR Electronics

The Global PACCAR Electronics organization supports Kenworth, Peterbilt, and DAF by transforming how control systems and vehicle software are developed for commercial vehicle applications. GPE designs next‑generation vehicle controls, display systems, and autonomous technologies that raise the bar for customer productivity and safety.

Whether on highways, construction sites, urban centers, or forest roads, PACCAR trucks are recognized for exceptional quality and performance. PACCAR Electronics is central to these product identities—delivering innovations from advanced PTO functionality to intuitive, high‑value digital displays. Join us as we grow and deliver PACCAR’s future in connectivity, cybersecurity, electrification, and autonomous systems.

Job Responsibilities

• Assist with developing control system architecture, technical requirements and component design specifications for PACCAR powertrain, vehicle, and autonomous control systems. 
• Analyze, interpret, and provide feedback on control system architecture, requirements, designs, and verification / validation tests for conformance to product and customer requirements. 
• Help gather data and analyze control system performance utilizing test equipment and other standard EE lab equipment for verification and validation of embedded software products. 
• Assist in performing troubleshooting and first-line diagnosis of issues, detailed analysis, root-cause investigation, problem resolution and defect reporting. 
• Interact with team members, field technicians, suppliers and other personnel within the company and provide on-site & off-site control system support. 
• Work to develop professional relationships through collaboration, respect, professionalism, trust and integrity. 

Qualifications & Skills

• Bachelor’s Degree in a Science, Technology, Engineering, or Math (STEM) discipline required.  
• Advanced degree or P.E. desired.   
• Candidate will be independent, motivated, demonstrate excellent analytical and written communication skills, and exercise sound engineering judgment. 
• Knowledge of powertrain and vehicle management and electrical systems. 
• Knowledge of control systems, software development and architecture on autonomous trucks or passenger vehicles 
• Proficiency using Java /C++/ Embedded Linux / Python and Kanzi UX/UI experience desirable 
• Proficiency using MATLAB/Simulink and Rational Rhapsody experience desirable  
• Proficiency with revision control software: GIT/ Subversion (SVN) 
• Proficiency with requirement management toolchains: IBM Rational DOORS Next Generation 
• Proficiency of automotive communication protocols, including: J1939, CAN, KWP-2000, UDS is desired. 
• Ability to work well independently and in a team environment with strong organizational skills. 
• Proven success managing workload; and willingness, flexibility, and initiative to respond to shifting time, priority, and project demands. 
• Ability to travel up to 15% including international travel. 

PACCAR Benefits

• 401k with up to a 5% company match
• Fully funded pension plan that provides monthly benefits after retirement
• Comprehensive PTO – 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 account (FSA) and health 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

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. Applicants and employees for this position will not be sponsored for work authorization, including, but not limited to H-1B visas, now or in the future. The salary range for the Associate Control System Engineer is $70,500 - $105,800 annually. Additionally, this role is eligible for a full range of benefit options listed above. This position is also eligible for a holiday gift.