Jr. Software Developer PACCAR flexible benefit account, paid holidays, sick time, tuition reimbursement, 401(k) United States, Washington, Mount Vernon Aug 24, 2026 We are seeking a motivated Jr. Software Developer to join the Engineering Solutions team at The PACCAR Technical Center. This role will support the development and maintenance of robust software solutions that advance our engineering and validation efforts. The successful candidate will collaborate with experienced engineers to write code, fix bugs, develop unit tests, and build interactive Tableau dashboards that transform data into actionable insights. This role involves partnering with stakeholders and cross-functional teams to gather requirements, translate business needs into functional features, and create clear technical documentation to support knowledge transfer and end-user training. Job Responsibilities Implement features, resolve defects, and develop unit tests to deliver reliable, well-tested code. Contribute to pull requests, participate in code reviews, and support Agile sprint goals Build and maintain interactive Tableau dashboards Support collaboration with stakeholders and cross-functional teams to gather requirements and translate business needs into functional solutions and features Create and maintain documentation to support knowledge transfer, maintenance, and end-user training Participate in the full software development lifecycle, ensuring quality, performance, and adherence to project timelines Required Qualifications Bachelor's degree in Computer Science, Software Engineering, Engineering, Mathematics, or related technical field. Proficiency in Python programming, including experience with relevant libraries for data analysis and automation (e.g., NumPy, Pandas, PyTorch) Knowledge of SQL for data extraction and data analysis Experience with version control systems such as Git/SVN Excellent analytical and debugging skills with strong attention to detail Effective written and verbal communication skills with the ability to collaborate across technical and non-technical teams Availability to work on-site, travel up to 10%, including international travel Knowledge of API development and integration, including designing, consuming, and testing RESTful web services, handling

JSON/XML

data Required Qualifications Experience or coursework related to the automotive, heavy-duty vehicle, or powertrain industry (engines, transmissions, drivetrains, emissions, etc.) Familiarity with vehicle data acquisition systems and CAN bus data Experience working with large datasets and statistical analysis Familiarity with Agile/Scrum development methodologies Amazon Web Services/Azure/Snowflake experience Familiarity with

MATLAB, C

#, and ASP.NET Experience developing machine learning systems PACCAR Benefits As a

U.S. PACCAR

intern, 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 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 Jr. Software Developer 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.