Is it hard to get hired as a R&D Engineer at Mainspring Energy?

R&D Engineer applicants have rated the interview process at Mainspring Energy with 4 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 38.3% positive. This is according to Glassdoor user ratings.

Where can I find Mainspring Energy interview experiences by job title?

Mechanical Engineer (5) ; Mechanical Engineering Intern (3) ; Staff Engineer (3) ; Staff Mechanical Engineer (3) ; Analyst (2) ; Engineer (2) ; Sales Development Representative (SDR) (2)

Mainspring Energy R&D Engineer Interview Questions

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Mainspring Energy

Interviews

R&D Engineer Interview

Jul 10, 2026

Anonymous Interview Candidate

No offer

Positive experience

Difficult interview

Application

I interviewed at Mainspring Energy (New York, NY)

Interview

I applied and then had a phone screen for a different position. They put me at another position and then there was a phone screen with a recruiter and multiple online interviews with engineers. technical interview with manager above hiring manager

Interview questions [1]

Question 1

technical experience in relation to the role

Answer question

Jobs at Mainspring Energy

Staff Reliability Engineer, Electrical Systems

Senior Reliability Engineer, Electrical Systems

Senior R&D Mechanical Technician

Senior Manufacturing Engineer

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