Sr Mechanical Engineer, HV Charging & Power Electronics

About Us: We are at the forefront of electric vehicle innovation and were looking for a highly motivated Mechanical Engineer to join our team. If you are passionate about pushing the boundaries of technology and thrive on solving complex challenges we want to hear from you.

Role Overview: As a member of our High Voltage (HV) Design team you will lead the development of next-generation high voltage power electronics that directly impact vehicle charging performance efficiency cost reliability and customer experience across future Lucid vehicle platforms. You will investigate electro-mechanical challenges and implement innovative solutions. You will drive every stage of the process from concept to production and collaborate with cross-functional teams to create solutions that bolster Lucids engineering dominance in the EV world. If youre the kind of person who sees a problem develops a solution and engineers an improvement no ones asked for yet then we want to talk with you!

We compromise nothing and heavily value first principles engineering. Our ideal candidate exhibits a can-do attitude demonstrates excellence in their respective fields and possesses the ability to adapt quickly within a fast-paced environment. They are always striving to push the envelope of whats possible.

Responsibilities:

• Own The Design: Lead the mechanical architecture packaging integration and validation of core power electronics systems including onboard chargers DC-DC converters and HV junction boxes.

• Managing every aspect of design engineering from concept to production and beyond.

• Develop system-level solutions that balance electrical performance mechanical robustness manufacturability cost serviceability and customer experience.

• Lead supplier technical reviews DFMEA reviews tooling reviews validation alignment and production launch activities.

• Prototype & Test: Design build and test your prototypes

• Define and support executing environmental vibration thermal shock temperature cycling ingress protection durability and mechanical qualification testing

• Drive design changes based on test results and real-world feedback.

• Innovate & Optimize: Continuously optimize designs for cost and performance without sacrificing safety or reliability.

• Collaborate: Work closely with electrical engineers quality assurance manufacturing and other cross-functional teams to ensure seamless integration of mechanical and electrical systems.

• Mentor: Provide technical guidance to junior engineers lead internal design reviews and drive engineering decisions through analysis testing and first-principles reasoning.

• Continuously Learn: Embrace new challenges and expand your engineering skills in a fast-paced dynamic environment.

Qualifications:

• Ideally 3-6 years of relevant work experience but open to all levels of experience if paired with strong technical proficiency

• Rock-solid Mechanical Engineering fundamentals and a flair for creative problem-solving

• Experience packaging complex electromechanical assemblies with consideration for thermal structural electrical isolation and manufacturability requirements.

• Experience developing liquid-cooled power electronics assemblies including cold plates thermal interfaces heat spreaders and coolant sealing systems

• Strong understanding of high-voltage product design considerations including insulation systems creepage and clearance grounding shielding and HV safety requirements.

• Strong 3D CAD skills proficient with CATIA or similar software

• Strong knowledge of GD&T and Creepage & Clearance principles

• Proven Design for Manufacturing (DFM) and Design for Assembly (DFA) experience across injection molded plastics sheet metal die castings busbars gaskets adhesives and PCBA-integrated assemblies.

• Experience with Root Cause Analysis methods such as 8D

Preferred:

• Experience with automotive engineering and product validation (environmental testing shock/drop etc)

• Experience designing high-voltage power electronic products such as onboard chargers DC-DC converters inverters HV junction boxes battery disconnect units or similar electromechanical systems.

• Experience with FEA tools (Ansys or similar software) for structural and thermal analysis.

• Experience supporting APQP PPAP DFMEA and production launch activities.

• Experience working directly with automotive suppliers and contract manufacturers.

Education:

• Bachelors or Masters degree in Mechanical Engineering or a related discipline.

Location:

• Role is on-site at Lucid HQ in Newark California

If youre an engineer who thrives on innovation problem-solving and teamwork wed love to have you on our team!