Cybersecurity Engineer

Cybersecurity Engineer

Location: Lewisville, TX

Company: PACCAR

PACCAR Embedded Engineering is seeking a Cybersecurity Engineer to support Kenworth and Peterbilt vehicle platforms. This role spans the full ECU cybersecurity lifecycle, including risk assessment, requirement definition, and validation of secure flashing, authentication, cryptographic services, and diagnostic access controls. The engineer collaborates with system architects, software teams, suppliers, and IT security to deliver practical, testable cybersecurity solutions that scale across PACCAR platforms.

• Perform ECU and vehicle level threat modeling and risk assessments (TARA)
• Translate cybersecurity risks into 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, secure boot validation, authentication, authorization, 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

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, 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

Preferred

• Experience with ISO/SAE 21434, SecOC/J1939-91C, or key management processes
• Background in automotive, particularly heavy duty or commercial vehicle systems
• Experience working in multi‑supplier automotive development environments
• Advanced degree and/or Cybersecurity certifications

• 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, 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

PACCAR promotes equal employment opportunities by implementing policies and practices that ensure employees and applicants are not discriminated against because of their race, color, religious creed, national origin, ancestry, sex, gender, gender identity or expression, sexual orientation, age, mental or physical disability, medical condition, genetic information, military or veteran status or other legally protected status. This applies to recruitment, selection, placement, promotion, termination, rates of pay, and other conditions of employment.