I applied online. The process took 1 week. I interviewed at Mainspring Energy
Interview
30 minute background check with HR then Google Meet with Senior Engineer for about 45 minutes.
Questions were mostly on GD&T, Heat Transfer, and manufacturing and mechanical work knowledge in general
Interview questions [1]
Question 1
what kind of manufacturing equipment have you used before
I applied online. I interviewed at Mainspring Energy (San Francisco, CA)
Interview
3 Technical round of interview, highly application based. I could get through first 2 rounds, last round had two interviewers, One senior design manager and 1 mechanical engineer. Both highly qualified which made me a little nervous.
I applied online. The process took 4 weeks. I interviewed at Mainspring Energy (Menlo Park, CA) in Dec 2022
Interview
30 min screening with recruiter followed by 1 hour one on one with hiring manager and a 5 hour panel interview. They insist on fast interviews and then ghost after the interviews. It has been 3 weeks since my final interview for which i prepared a presentation and interviewed for 5 straight hours at least have the courtesy to send a rejection email. Avoid this company.
Mechanical Design Engineer applicants have rated the interview process at Mainspring Energy with 3.6 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 40% positive. To compare, the company-average is 38.3% positive. This is according to Glassdoor user ratings.
Candidates applying for Mechanical Design Engineer roles take an average of 21 days to get hired, when considering 5 user submitted interviews for this role. To compare, the hiring process at Mainspring Energy overall takes an average of 31 days.
Common stages of the interview process at Mainspring Energy as a Mechanical Design Engineer according to 5 Glassdoor interviews include:
One on one interview: 26%
Phone interview: 26%
Group panel interview: 16%
Background check: 11%
Personality test: 5%
Presentation: 5%
Skills test: 5%
Other: 5%
Here are the most commonly searched roles for interview reports -