Senior Software Engineer - Serial Data / Vehicle Architecture

General Motors; Warren (MI); Hybrid; USD 120,000 - 165,000; Full time

Job summary

General Motors in Warren, MI / Milford, MI is seeking a Senior Software Engineer to lead the development of an agnostic tool chain for multiple GM vehicle architectures. The role focuses on validating, deploying, and maintaining software while coordinating with Tier 1 suppliers and cross-functional teams to ensure seamless integration and testing across serial CAN and Ethernet platforms.

The ideal candidate will have 5–7 years of Python/C#, CAPL scripting experience, strong knowledge of CAN and

Qualifications

• Minimum 5–7 years of hands-on Python and/or C# experience.
• Experience with serial data, requirements, and complex vehicle scenarios.
• Proficiency in developing and maintaining software tool chains.
• Ability to translate vehicle scenarios into test environments.
• Experience with multiple vehicle architectures and CAN/SOMEIP.
• Knowledge of automotive cybersecurity.
• Ability to lead technical solutions and mentor juniors.

Responsibilities

• Lead requirements, analysis, development, and testing for major programs.
• Design software architecture and correct defects in software.
• Promote common software engineering practices across teams.
• Serve as SME for at least one platform/component and support another.
• Drive continuous improvements in development processes and tools.
• Develop and maintain test tools for CAN and Ethernet communications.
• Design, execute, and validate performance tests for features.
• Collaborate with Tier 1 suppliers, manufacturing, and integration teams.
• Create design specs, test plans, user guides, and root cause reports.
• Mentor junior engineers and foster technical excellence.
• Stay current with industry best practices and automotive trends.

Skills

Python/C#

Vector CAPL

Software tool chains

Serial data

Vehicle scenarios

Multiple architectures

Technical leadership

CAN communication

SOMEIP Ethernet

Automotive cybersecurity

Wireshark

Documentation

Tools

Vector CAPL Scripts

Wireshark

CAN tools

Job description

Work Arrangement:

Hybrid: This role is categorized as hybrid. This means the successful candidate is expected to report to Warren, MI or Milford, MI, three times per week.

Job Description:

Work Arrangement:

Hybrid: This role is categorized as hybrid. This means the successful candidate is expected to report to Warren, MI or Milford, MI, three times per week.

The Role

We are seeking a Senior Software Engineer to develop, validate, deploy, and maintain an agnostic software tool chain that supports multiple GM vehicle architectures and enables Tier 1 suppliers to build software to GM specifications. This role owns the technical direction of the tool chain and requires strong expertise in serial data, requirements, and complex vehicle scenarios, with the ability to translate them into lower-level simulated environments for testing and validation.

What You'll Do

• Lead technical solution development, including requirements definition, functional decomposition, analysis, development, and testing for current, new, and major programs.
• Lead software system design activities and software anomaly correction efforts.
• Perform complex design analysis.
• Promote and support common software engineering best practices across the software community.
• Serve as a subject matter expert for at least one platform or application component and backup support for another.
• Lead and participate in continuous improvement initiatives related to software development processes, methodologies, and tools.
• Develop and maintain test tools for serial data CAN communication and ethernet communication across vehicle architectures.
• Design, develop, and execute performance validation strategies and tests for new and existing software features and systems.
• Collaborate with cross-functional teams, including Tier 1 suppliers, manufacturing, and integration teams to support seamless software integration and deployment.
• Develop and maintain technical documentation, including design specifications, test plans, user guides, and root cause analysis reports.
• Mentor junior engineers and contribute to a culture of continuous learning and technical excellence.
• Stay current on industry best practices, emerging technologies, and automotive software trends.

Your Skills And Abilities (Required Qualifications)

• At least 5-7 years of experience with hands on Python and/or C#.
• High level experience with Vector / CAPL Scripts.
• Strong experience developing and maintaining software tool chains.
• Strong understanding of serial data, requirements, and complex vehicle scenarios.
• Ability to translate complex vehicle scenarios into lower-level simulated environments for testing and validation.
• Experience supporting multiple vehicle architectures.
• Ability to lead technical solution development, including requirements, analysis, development, and testing.
• Experience with serial data CAN communication.
• Experience with SOMEIP ethernet communication development.
• Experience with automotive cyber security.
• Ability to collaborate effectively with cross-functional teams and external suppliers.
• Experience creating technical documentation, including design specifications, user guides, and integrating test plans.
• Ability to provide technical leadership, serve as a subject matter expert, and mentor junior engineers.
• Experience with Ethernet communication protocol debug, utilizes tools such as wireshark.

Additional Information

This role may be eligible for relocation benefits.

About GM

Our vision is a world with Zero Crashes, Zero Emissions and Zero Congestion and we embrace the responsibility to lead the change that will make our world better, safer and more equitable for all.

Why Join Us

We believe we all must make a choice every day – individually and collectively – to drive meaningful change through our words, our deeds and our culture. Every day, we want every employee to feel they belong to one General Motors team.

Benefits Overview

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