Software Integration Test Engineer - Autonomous Vehicle Program

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Date: Nov 10, 2026

Location: Kirkland, WA, US, 98033

Company: PACCAR

PACCAR Electronics is seeking a motivated and technically curious Software Integration Test Engineer to join our Autonomous Vehicle Program in Kirkland, WA. In this role, you will be instrumental in validating and integrating embedded software for next-generation electronic control units (ECUs) that power advanced commercial vehicle systems. You will collaborate closely with software developers, systems engineers, and test teams to ensure high-quality, reliable, and scalable software solutions.

Location: Kirkland, 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.

Key Responsibilities

• Develop embedded software for next‑generation electronic control units using MATLAB/Simulink based on defined software designs.

• Investigate, troubleshoot, and resolve software defects as assigned.

• Create, maintain, and execute test cases aligned with software requirements to validate integration of embedded software modules.

• Verify defect fixes and perform final integration testing prior to hardware‑in‑the‑loop or system‑level testing.

• Continuously assess testing effectiveness and recommend improvements by analyzing metrics and insights throughout the SDLC/STLC.

• Design and implement test automation frameworks, harnesses, and reusable code libraries to streamline testing across multiple projects.

• Develop automated test tools—including scripts, utilities, simulators, and data sets—to support robust and scalable test automation.

• Execute automated test suites, analyze results, and document findings to support defect resolution and quality improvements.

• Contribute to the creation and refinement of procedures, best practices, and standards that strengthen the reliability and quality of delivered software systems.

• Travel up to 10% (domestic & international)

Qualifications & Skills

• Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related discipline

• 5+ years of experience developing embedded application software

• Proficiency in scripting languages such as Python.

• Experience in automotive, commercial vehicle, or similar industry‑related software development environments.

• Hands‑on experience with embedded software development using C++, MATLAB/Simulink, Kanzi, or IBM Rational Rhapsody.

• Experience working with:

• Test Management tools (e.g., HP Quality Center, IBM Rational QM)

• Test Automation tools/environments (e.g., dSPACE)

• Network and calibration tools (e.g., Vector CANalyzer/CANoe, ATI Vision)

• Requirements Management platforms

• Engineering knowledge of heavy‑duty commercial truck systems and related regulations.

• trong willingness to learn and apply new software engineering quality processes, methodologies, and tools.

• Ability to analyze, interpret, and work with software requirement specifications.

• Effective team collaborator with strong communication and problem‑solving skills.

• Proficiency with common PC software tools (e.g., project management applications, word processing, flowchart/modeling tools, presentations, spreadsheets, databases).

• Growth‑oriented mindset with the ability to thrive in a results‑driven environment.

• Willingness to travel domestically and internationally up to 10%

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 Software Integration Test Engineer is $90,400 - $141,800 annually. Additionally, this role is eligible for a full range of benefit options listed above. This position is also eligible for a holiday gift.

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