Cybersecurity Engineer

Cybersecurity Engineer

PACCAR Electronics has an immediate opening for a Cybersecurity Engineer to join our team in Lewisville, TX. 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 also designs and manufactures advanced diesel engines, provides financial services and information technology, and distributes truck parts related to its principal business.

PACCAR Electronics plays a large role in these product identities. Whether it's designing industry-leading power take off functionality to get a dump truck job done better or industry-leading digital display that helps a highway truck driver operate more efficiently, the Electronics team is critical to PACCAR's success. Join us as we continue to grow to deliver on PACCAR's connectivity, security, electric vehicle, and autonomous future!

Position Summary

PACCAR Embedded Engineering is seeking a Cybersecurity Engineer to support Kenworth and Peterbilt vehicle platforms. This role spans the full ECU cybersecurity lifecycle, with hands ‑ on work at the CAN bus and ECU level, including risk assessment, requirements definition, validation of secure flashing, authentication, cryptographic services, and diagnostic access controls. You'll collaborate with system architects, software teams, suppliers, and IT security to deliver practical, testable cybersecurity solutions that scale across PACCAR platforms, while also representing PACCAR in industry forums such as Auto ‑ ISAC.

Job Functions / Responsibilities

• Perform ECU ‑ and vehicle ‑ level threat modeling and risk assessments (TARA)
• Translate cybersecurity risks into clear, testable security requirements and validation criteria
• Develop and execute cybersecurity verification and validation plans across ECUs and vehicle networks
• Conduct hands ‑ on security testing and prepare test reports, including CAN/J1939 testing; secure flashing and secure boot validation; authentication, authorization, and cryptographic services testing; diagnostic access control and misuse cases
• Review supplier cybersecurity artifacts (TARAs, test plans, pen test results) and ensure alignment with PACCAR requirements

Qualifications & Skills Required

• 7+ years of relevant work experience
• Bachelor's degree in Cybersecurity, Electrical/Computer Engineering, Computer Science, or related field
• Experience with automotive embedded systems, including ECUs, diagnostics, and CAN/J1939 networks
• Experience in cybersecurity testing, validation, or penetration testing in embedded or automotive environments
• Familiarity with: Secure flashing, secure boot, and diagnostic security (UDS)
• Cryptographic concepts applied to ECUs (keys, certificates, authentication)
• CAN based analysis tools (Python, CANoe, CANalyzer, CAPL, or custom tooling)
• Excellent written and verbal communication skills
• Ability to travel up to 10%, including internationally

Why work for PACCAR? Global Fortune 500 Company with a wide array of growth and development opportunities Work alongside experienced goal-oriented colleagues recognized as experts in their fields Support and/or design the commercial vehicles of the future with a focus on emerging technologies such as electric and autonomous trucks As a U.S. PACCAR employee, 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