Senior Validation Engineer

Sapphire Stream Technology; Southfield (MI); On-site; USD 110,000 - 140,000; Full time

Job summary

Sapphire Stream Technology in Southfield, MI, is seeking a Senior Validation Engineer to validate automotive infotainment and connected-vehicle software. You will test, diagnose, and verify features at bench, vehicle, and plant levels, using automated scripts and hardware diagnostics.

Role requires a Master’s in engineering and 3+ years of experience in infotainment validation, with hands-on use of CAN tools, logging, and test automation.

Qualifications

• Master’s degree in Electrical/Computer Engineering, Computer Science, or Mechanical Engineering, or foreign equivalent + 3 years of experience.
• Proven experience validating automotive infotainment and connected-vehicle systems.
• Strong knowledge of CAN bus analysis tools and test automation for embedded software features.

Responsibilities

• Test planning and execution across bench, vehicle, and plant levels.
• Analyze, design, and program automated test scripts and execute test automation.
• Create and execute test plans and cases in vehicle simulators and labs.
• Perform static, on-road, and test-track vehicle software tests.
• Validate infotainment software features (Connectivity, Multimedia, Navigation, Settings, Voice, OTA).
• Data collection and analysis of logs to support software quality and issue resolution.
• Collaborate with cross-functional teams to drive validation and sign-off.
• Provide plant-level support during production launches and issue triage.

Skills

CAN bus analysis

Test automation

ECU diagnostics

Python scripting

Lab testing

Data logging

Diagnostic tools

JIRA

Vehicle software validation

Education

Master's degree in EE/CE/CS/ME

Tools

CAN Analyzer

Intrepid

Huntsville

QXDM

Wireshark

ADB

ATS

Job description

Position Title: Senior Validation Engineer

Work Location: Southfield, MI

Employment Type: Full-Time, 40 hours/week

Test, validate, and diagnose automotive infotainment and connected-vehicle systems through automated and manual testing at the bench, vehicle, and plant levels; perform hardware diagnostics, log analysis, and root-cause troubleshooting; and collaborate cross-functionally to drive validation and sign-off of vehicle software features.

• Test Planning & Execution
• Analyze, design, program, verify automated test scripts, and execute test automation on automotive infotainment systems.
• Create and execute test plans and test cases in a vehicle or simulator at the lab, in accordance with project schedules and infotainment system functional requirements.
• Execute static, on-road, and test track vehicle software tests, including manual and automated test cases at bench and vehicle levels.
• Validate infotainment software features, including Connectivity, Multimedia, Navigation, Settings, Voice Recognition, and OTA updates.
• Hardware Diagnostics & Mechanical Systems Validation
• Assess mechanical and electromechanical system interactions affecting infotainment performance, including sensor signal integrity, actuator response, and thermal and vibration effects on embedded hardware components.
• Perform first triage, root-cause analysis, and structured troubleshooting of software issues found during software release testing using CAN bus tools (CDA, CAN Analyzer, Intrepid, Huntsville), ADB, ATS, Wi-Fi sniffers, Wireshark, QPST, and QXDM.
• Perform hands-on diagnostics using multimeters, oscilloscopes, and power supplies to isolate electrical and mechanical faults, analyze root causes, and validate corrective actions across vehicle hardware and embedded systems.
• Validate ECU functionality, flashing procedures, and system behavior across prototype, pre-production, and production builds, including mechanical integration aspects such as thermal performance, vibration tolerance, and vehicle-level harness and connector integrity.
• Data Analysis & Reporting
• Collect and analyze SOC, VIP, Android, and ATS logfiles to support software quality assessment and issue resolution.
• Analyze failures, interpret test results, and produce failure reports; summarize test and quality reports for the R&D team.
• Cross-Functional Collaboration & Plant Support
• Interact with systems and software teams to drive validation and sign-off of vehicle software features and functions.
• Support plant-level troubleshooting, vehicle test fleet coordination, and launch activities at assembly and pilot plant sites, applying knowledge of mechanical systems, vehicle architectures, and manufacturing processes to identify and resolve hardware-software interface issues.
• Provide on-demand support for urgent plant issues throughout the production launch cycle.

Knowledge & Skills Applied:

• CAN bus analysis tools: CDA, CAN Analyzer, Intrepid, Huntsville.
• Diagnostic tools: ADB, ATS, Wi-Fi sniffers, Wireshark, QPST, QXDM, multimeter, oscilloscope, power supply.
• Project tracking tools: JIRA, Microsoft Office.
• Knowledge of automotive infotainment software functions, development process, and OEM/Tier-1 validation processes.
• Logfile analysis and root-cause identification of vehicle software issues.
• Experience generating validation documentation and test results reports.
• Working knowledge of statistical process controls and risk assessment processes.
• Ability to collaborate across systems and software teams to drive validation and sign-off of vehicle software features.

Requirements

Master’s degree in Electrical Engineering, Computer Engineering, Computer Science, or Mechanical Engineering, or foreign equivalent + 3 years of experience.