Senior Software Test Engineer – Vehicle Communications Diagnostics, Validation

Jobtailor

Missouri

On-site

USD 95,000 - 120,000

Full time

9 days ago

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Job summary

Jobtailor is seeking an experienced software validation engineer to lead diagnostic programming and vehicle-communication workflow validation. You will develop test plans for vehicle, bench, and lab environments and investigate complex failures in ECU programming and tool-to-vehicle interactions.

You will analyze logs with Wireshark, CANoe, and Lauterbach, drive root-cause analyses, and validate software releases through comprehensive testing.

Qualifications

Bachelor's degree or equivalent experience in electrical/soft engineering or related field.
5+ years in software validation, software test engineering, or system-level software integration testing.
Hands-on experience testing and validating software apps, esp. automotive diagnostics or vehicle communications.
Solid understanding of testing methodologies, defect management, and root-cause analysis.
Knowledge of CAN, UDS, DoIP, GMLAN, SAE J1850.
Experience with diagnostic workflows involving vehicle tools and interfaces.
Proficiency in Python, C/C++, or Java.
Experience reading communication logs and traces.
Understanding of vehicle electrical architecture and HW/SW interaction points.
Strong analytical, problem-solving, and technical communication skills.

Responsibilities

Lead validation efforts for diagnostic programming and vehicle workflows.
Develop and execute test plans across vehicle, bench, and lab environments.
Investigate failures in vehicle communication and tool-vehicle interactions.
Drive root-cause isolation, defect documentation, and corrective-action validation.
Validate software releases through regression, stress, and performance testing.
Analyze logs and traces from Wireshark, CAN loggers, and Lauterbach tools.
Support bench and hardware-in-the-loop validation activities.
Collaborate with software, subsystem, product engineering, and validation teams.
Analyze results and recommend software improvements and automation opportunities.
Create and maintain validation reports, test records, and lessons learned.
Improve validation processes, bench strategies, and test coverage.

Skills

Software Testing

Root-Cause Analysis

Cross-Functional Collaboration

Python

C/C++

Automotive Diagnostics

Log Analysis

Education

Bachelor's degree in Electrical Engineering, Software Systems, Computer Science, Computer Engineering, or related field

Tools

Wireshark

CANoe

Lauterbach

DPS

SPS/SPS2

GDS 2

MDI/MDI2

CI/CD

ODX/OTX

SPS Interpreters

Job description

Lead validation efforts for diagnostic programming and vehicle communication workflows, including DPS, SPS/SPS2, VWP, and service-tool scenarios
Develop and execute test plans, test cases, and test procedures across vehicle, bench, and lab environments
Investigate failures involving vehicle communication protocols, ECU programming, gateway routing, and tool-to-vehicle interactions
Drive root-cause isolation, defect documentation, and corrective-action validation
Validate software releases and fixes through regression, stress, and performance testing
Analyze logs, traces, and data from Wireshark, CAN loggers, and Lauterbach tools
Support flatbuild, bench, and hardware-in-the-loop validation involving flashing, power cycling, UART/SSH access, and bench setup
Partner with software, subsystem, product engineering, service engineering, and validation stakeholders
Analyze test results and recommend software improvements, defect fixes, containment actions, and automation opportunities
Create and maintain validation documentation, test reports, defect records, scenario coverage, and lessons learned
Improve software validation processes, bench strategies, and automated test coverage

Requirements

Bachelor's degree in Electrical Engineering, Software Systems, Computer Science, Computer Engineering, or a related field, or equivalent experience
5+ years of professional experience in software validation, software test engineering, or system-level software integration testing
Hands‑on experience testing and validating software applications, preferably in automotive diagnostics, embedded systems, service programming, or vehicle communications domains
Solid understanding of software testing methodologies, defect management, root‑cause analysis, and validation best practices
Knowledge of CAN (ISO 15765), UDS (ISO 14229), DoIP (ISO 13400), GMLAN, and SAE J1850
Experience with diagnostic and programming workflows involving vehicle communication tools and interfaces
Proficiency in Python, C/C++, or Java
Experience reading and analyzing communication logs and traces
Understanding of vehicle electrical architecture systems and software/hardware interaction points
Strong analytical, problem‑solving, and technical communication skills
Ability to work effectively in a cross‑functional team environment
Ability to adapt to changing priorities and independently drive investigations
GM does not provide immigration‑related sponsorship; candidates must not require GM immigration sponsorship now or in the future
Preferred: familiarity with GM DPS, SPS/SPS2, and GDS 2 tools and workflows
Preferred: experience with Wireshark, CANoe/CANalyzer, Lauterbach, SAE J2534, MDI/MDI2, bench validation, test automation, CI/CD‑aligned validation, embedded software, Windows applications, ODX/OTX, utility files, SPS interpreters, automotive service/manufacturing engineering, field issue triage, and technical leadership

Core Competencies

Demonstrates expertise in software validation and testing methodologies, with a strong focus on automotive diagnostics and vehicle communication protocols. Proficient in analyzing communication logs and implementing effective validation processes to enhance software quality.

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