Senior Engineer - Diagnostic Software

PACCAR • Lewisville, TX

13d • $100,100 - $156,600 • Onsite

About The Position

PACCAR is seeking a Senior Diagnostic Engineer to the development of guided diagnostic procedures and vehicle diagnostic software for heavy-duty commercial vehicle electronics. This role supports product launch, drives continuous improvement, and collaborates across engineering, manufacturing, service, validation, IT, and suppliers to deliver reliable, user-focused diagnostic tools.

Requirements

• Bachelor’s degree in Electrical Engineering, Computer Science, or a related field.
• 7+ years of experience with automotive electronic systems, including substantial hands‑on work with on‑ and off‑board diagnostics.
• Experience in automotive electronic systems, preferably including extensive on- and off-board diagnostics development.
• Experience with automotive or commercial vehicle networks, such as CAN, SAE J1939 and LIN preferred.
• Experience with software development using object-oriented programming will be highly valued. - Python, Java, C++, C#, JavaScript/Typescript, Ruby, Swift
• Candidates must be able to perform in a fast-paced, results-oriented team environment.
• Excellent problem-solving skills and written and verbal communication skills required.
• Willingness to grow personally and professionally.
• Ability to travel domestically or internationally up to 5%
• Experience with Agile Scrum, continuous improvement, Lean, or Six Sigma methods.
• Active participation in professional organizations such as SAE, ASME, or IEEE.
• Experience creating simplified technical drawings and diagrams for production and service.

Responsibilities

• Design, document, and implement diagnostic algorithms, software, interfaces, and toolset solutions.
• Provide architectural direction for diagnostic systems and toolset capabilities, ensuring scalability, maintainability, and alignment with business and technical needs.
• Develop guided diagnostic procedures using a visual logic development environment and Agile methods.
• Own and evolve diagnostic toolset requirements, standards, and implementation approaches in collaboration with global stakeholders.
• Support manufacturing launch activities and cross-functional rollout efforts.
• Create and review engineering specifications, requirements, architecture definitions, and technical documentation.
• Work with global teams to address worldwide requirements and local content.
• Collaborate closely with globally distributed teams, including Toolset EU, the Diagnostics team NA, and Vehicle Software Delivery ITD NA, to ensure alignment, effective coordination, and successful delivery of diagnostic solutions.

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

What This Job Offers

• Job Type: Full-time
• Career Level: Senior