Salvo Software

Aftermarket Automotive Protocol, Binary Systems Architect

Salvo Software

full-time

Posted on:

Location Type: Remote

Location: United States

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Job Level

SeniorLead

About the role

  • Binary Reverse Engineering: Analyze ECU/TCU/PCM firmware binaries, performing manual hex deconstruction and implementing custom checksum (CRC) calculations.
  • Protocol Mastery: Troubleshoot and implement communication stacks for UDS (ISO 14229), J1939, and OEM-specific protocols across diverse vehicle platforms.
  • Traffic Analysis: Analyze CAN logs and use sniffer tools such as Vehicle Spy, PCAN, or CANalyzer to diagnose complex communication and timing issues.
  • Firmware Collaboration: Review C code and collaborate with embedded developers to assist with firmware-related problem-solving and secure bootloaders.

Requirements

  • Experience: 7+ years of professional experience in automotive software engineering, with a heavy focus on the aftermarket or performance tuning sectors.
  • OEM Expertise: Essential hands-on experience with proprietary diagnostic protocols and systems for Ford, GM, Stellantis, and Polaris.
  • Protocol & Hardware Knowledge: Strong understanding of CAN bus communication, UDS, J1939, and OBD-II diagnostic standards. Proficiency with hardware interfaces like PCAN, Kvaser, or Intrepid Control Systems (Vehicle Spy).
  • Binary Skills: Deep knowledge of ECU firmware formats (Intel Hex, Motorola S-Record), the ability to manually identify and calculate checksums/CRCs, and experience using disassembler programs such as OlyDBG or Ida Pro.
  • Location & Availability: Must be based in the United States to ensure time-zone alignment for real-time collaboration and engineering ticket support.
  • Education: Bachelor’s degree in Computer Science, Electrical Engineering, or a related field; or equivalent deep-level professional experience in automotive reverse engineering.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
binary reverse engineeringECU firmware analysischecksum calculationsUDSJ1939CAN bus communicationOBD-IIC programmingdisassembler programsfirmware problem-solving