Design Engineer Mechanical Engineer Interview Questions

2,451 design engineer mechanical engineer interview questions shared by candidates

Phone interview: 1. showed me a plastic housing picture, few questions about injection molding (which features will you improve? where is core/cavity? which direction will plastic be injected in? how to make side holes in injection mold?) 2. If you need to design a electrical packaging which needs to be mounted underneath of the vehicle, which requirements will you ask for? which tests will you recommend to do? How you do those tests? Written test (open book): Covers ME and EE questions, beam, beam stiffness, injection molding, buckling loads, vibration, thermal expansion, FBD, ME drawings, fluid mechanics, mfg methods, thermal conduction, RLC circuit, mechanical bonding calculation.... 2nd phone interview: 1. Name hardest project I did and he dig into it 2. how to deal with a vendor who made bad parts
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Mechanical Design Engineer

Interviewed at Tesla

3.5
May 18, 2021

Phone interview: 1. showed me a plastic housing picture, few questions about injection molding (which features will you improve? where is core/cavity? which direction will plastic be injected in? how to make side holes in injection mold?) 2. If you need to design a electrical packaging which needs to be mounted underneath of the vehicle, which requirements will you ask for? which tests will you recommend to do? How you do those tests? Written test (open book): Covers ME and EE questions, beam, beam stiffness, injection molding, buckling loads, vibration, thermal expansion, FBD, ME drawings, fluid mechanics, mfg methods, thermal conduction, RLC circuit, mechanical bonding calculation.... 2nd phone interview: 1. Name hardest project I did and he dig into it 2. how to deal with a vendor who made bad parts

Given the common specs for an EV (battery specs were chosen from a random Google-able EV), would you be able to make it on a full charged battery from point A to point B? It's X miles away, and you can ask me any questions you'd like.
avatar

Mechanical Design Engineer

Interviewed at Tesla

3.5
Sep 12, 2024

Given the common specs for an EV (battery specs were chosen from a random Google-able EV), would you be able to make it on a full charged battery from point A to point B? It's X miles away, and you can ask me any questions you'd like.

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