Senior Software Engineer - Serial Data / Vehicle Architecture

General Motors; Warren (MI); Hybrid; USD 120,000 - 160,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

General Motors seeks a Senior Software Engineer to own a versatile software tool chain supporting GM architectures. You will translate complex vehicle scenarios into test environments, lead design and validation efforts, and collaborate with Tier 1 suppliers.

The role emphasizes technical leadership, documentation, and evolving best practices. Hybrid work in Warren Milford area, with a focus on software tooling for automotive systems, cybersecurity awareness, and rigorous validation across

Qualifications

• 5–7 years of hands-on Python and/or C# development.
• High level experience with Vector CAPL scripts.
• Strong experience developing and maintaining software tool chains.
• Deep understanding of serial data, requirements, and complex vehicle scenarios.
• Ability to translate complex vehicle scenarios into simulations for testing.
• Experience supporting multiple vehicle architectures.
• Ability to lead technical solution development across teams.
• Experience with serial CAN communication and SOMEIP Ethernet communication.
• Experience with automotive cybersecurity concepts.
• Ability to mentor junior engineers and document designs.

Responsibilities

• Lead technical solution development, including requirements definition, functional decomposition, analysis, development, and testing for programs.
• Lead software system design activities and software anomaly correction efforts.
• Perform complex design analysis.
• Promote and support common software engineering practices.
• Serve as a subject matter expert for at least one platform or component.
• Lead and participate in continuous improvement of software processes, tools, and methodologies.
• Develop and maintain test tools for CAN and Ethernet communication across architectures.
• Design, develop, and execute performance validation strategies and tests.
• Collaborate with cross-functional teams and suppliers to enable integration and deployment.
• Develop and maintain technical documentation including design specs and test plans.
• Mentor junior engineers and foster learning and technical excellence.
• Stay current on industry best practices and automotive software trends.

Skills

Python

C#

Serial data

Vehicle architectures

Vector/CAPL scripts

Software tool chains

Technical leadership

Documentation

Cross-functional collaboration

Mentoring

Tools

Vector

CAPL Scripts

Wireshark

Ethernet test 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.

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:

GM does not provide immigration-related sponsorship for this role. Do not apply for this role if you will need GM immigration sponsorship now or in the future. This includes direct company sponsorship, entry of GM as the immigration employer of record on a government form, and any work authorization requiring a written submission or other immigration support from the company (e.g., H1-B, OPT, STEM OPT, CPT, TN, J-1, etc.).

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

From day one, we're looking out for your well-being-at work and at home-so you can focus on realizing your ambitions. Learn how GM supports a rewarding career that rewards you personally by visiting Total Rewards resources .

Non-Discrimination and Equal Employment Opportunities (U.S.)

General Motors is committed to being a workplace that is not only free of unlawful discrimination, but one that genuinely fosters inclusion and belonging. We strongly believe that providing an inclusive workplace creates an environment in which our employees can thrive and develop better products for our customers.

All employment decisions are made on a non-discriminatory basis without regard to sex, race, color, national origin, citizenship status, religion, age, disability, pregnancy or maternity status, sexual orient