Senior Mechanical Engineer

PlusAI, Inc.; Fremont, Northern (CA, KY); Hybrid; USD 110,000 - 160,000; Full time

Benefits offered by this job

Catered lunch

Unlimited snacks and beverages

401(k) plan

Competitive salary

Job summary

PlusAI, Inc. is seeking a Senior Mechanical Engineer to join the hardware team focused on design and maintenance of platforms for autonomous trucks. You will help shape hardware architecture, mechanical and thermal solutions, and cosmetic finishes for OEM integration.

The role requires 5+ years of hands-on design experience, proficiency in CAD tools (SolidWorks, Creo, Unigraphics), GD&T, and DFM with vendors, plus cross-functional collaboration to meet product requirements.

Qualifications

• Bachelor’s degree required in mechanical engineering.
• 5+ years of hands-on design experience.
• Experience with CAD tools and 2D drawings release.

Responsibilities

• Define HW architecture for integration into OEM vehicles.
• Design mechanical and thermal hardware solutions.
• Design cosmetic covers and finishes for autonomous vehicles.
• Collaborate with OEMs and partners on final designs and plans.
• Improve existing designs and define product requirements.
• Ensure QA/QMS compliance and drive process improvements.

Skills

CAD tools

Geometric dimensioning & tolerancing

DFM with vendors

Pdmlink/Arena

3D CAD: SolidWorks/Creo/Unigraphics

Education

Bachelor’s Degree in Mechanical Engineering

Tools

SolidWorks

Creo

Unigraphics

Job description

Hardware Engineering Vehicle Integration

Senior Mechanical Engineer

PlusAI is a Physical AI company pioneering AI‑based virtual driver software for factory‑built autonomous trucks. Headquartered in Silicon Valley with operations in the United States and Europe, Plus was named by Fast Company as one of the World’s Most Innovative Companies. Partners including TRATON GROUP’s Scania, MAN, and International brands, Hyundai Motor Company, Iveco Group, Bosch, and DSV are working with Plus to accelerate the deployment of next‑generation autonomous trucks. If you’re ready to make a huge impact and drive the future of autonomy, Plus is looking for talented individuals to join its fast‑growing teams.

This role will be part of the hardware team which is responsible for design and development of new platforms and maintenance of the existing platforms.

Responsibilities

• Define HW architecture for integration into OEM vehicles
• Define and Design mechanical and thermal hardware solutions
• Design cosmetic covers and finishes for the autonomous vehicles
• Work with OEM and partners to get buy in on final designs and integration plans
• Help build and improve new and current designs
• Work with cross functional teams to define product requirements
• Ensure that your work is performed in accordance with the company’s Quality Management System (QMS) requirements and contribute to continuous improvement efforts.
• Ensure team compliance with QMS, monitor quality, and drive process improvements.

Required Skills

• Bachelor’s Degree in Mechanical Engineering
• 5+ years of hands‑on, detailed product design experience
• Proficiency in CAD tools such as SolidWorks, Creo, Unigraphics
• Experience working with surfacing tools on CAD tools
• GD&T knowledge and experience releasing 2D drawings
• Experience with vendor FAI/CPK dimensional reports
• Practical experience working through DFM challenges with external vendors
• Pdmlink/ Arena knowledge and experience a plus

Preferred Skills

• Extensive experience using CAD, product design, managing requirements, tracking and resolving issues and resolutions.
• Ability to work cross functionally with other departments to achieve product goals.
• Demonstrated hands‑on mechanical and manufacturing process experience and engineering development.
• Experience with FEA tools and understanding of vibration, fatigue and solid mechanics
• First‑principles physics understanding of multiple engineering disciplines such as: heat transfer, thermodynamics, fluid dynamics and electrical fundamentals.
• Ability to travel.

Work, learn and grow in a highly future‑oriented, innovative and dynamic field.

Wide range of opportunities for personal and professional development.

Catered free lunch, unlimited snacks and beverages.

Highly competitive salary and benefits package, including 401(k) plan.

Applications are processed through our applicant tracking system.

Ready to learn more about our autonomous driving solutions? Let's talk.