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SunPower Interview Questions
& Process

Real candidates share what happened, how many rounds they had,
and how the experience turned out.

Based on 145 interview experiences · FREE TO READ

2.9 Rounds average
Average Typical difficulty
62.5% Positive experience

Which role are you interviewing for?

30 roles · 145 reports

Candidate interview experiences

First-hand accounts from people who interviewed at SunPower.

Showing 4 of 145
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SunPower

Senior Associate

Finance · nearly a year ago

Senior Average Positive experience Accept offer 4 rounds
Interview process
Recruiter call Technical screen Onsite Offer
Interview formats
Technical Presentation

The interview process was pretty straightforward and easy, but it did take over three months to finally get the job offer. This was before the company went bankrupt. There were 4 rounds of interviews, with the final one being with the CFO.

Confirmed questions1 question
  • Asked to close a financial model
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SunPower

Software Development Engineer

Engineering · more than a year ago

Staff Average Negative experience No offer 1 round
Interview process
Technical screen
Interview formats
Coding Technical

This was the most unprofessional technical interview I’ve ever experienced. The interviewer was unprepared and very rude. I was told “you don’t have to code, you can just talk through how you would solve the problem”. After three minutes of doing just that, I was told “you know we’re judging you on your code right?” From that point on I couldn’t think for longer than a minute without unhelpful and distracting input. To top it all off, the interviewer cut the interview 30 minutes short without explanation.

Confirmed questions1 question
  • A typical random Leetcode coding exercise was given.
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Project Coordinator

Operations · more than a year ago

Entry Average Neutral experience No offer 3 rounds
Interview process
Recruiter call Take home Onsite Panel Presentation
Interview formats
Behavioral Technical Case Presentation

Applied and got contacted by a recruiter within 3 days. First was a phone screen, then a 24-hour take-home assignment with 2 scenarios: email a customer about project progress and how to handle a procedural/management issue, plus a writing prompt on career aspirations at SunPower. Passed that and interviewed with 3 Project Coordinator supervisors. They introduced themselves, I introduced myself, and then they asked questions, mostly situational, and I got to ask questions. I dressed up but they were very casually dressed, which was odd. The interview panel seemed disengaged and lacked energy. One interviewer had her hand covering her mouth the whole time. After two of them finished, they went quiet, leaving me with one interviewer to finish. It felt stagnant, like a Q&A with no real conversation about the role or my potential contributions. My impression is the supervisors lacked hiring experience.

Confirmed questions5 questions
  • What are your strengths and weaknesses?
  • If you had to complete a project with very little information, how would you proceed?
  • If the project manager promised a client that we would pay to get them a new roof but the client later finds out that isn't the case, how do you proceed?
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SunPower

Program Manager

Operations · more than a year ago

Mid Average Positive experience Accept offer 2 rounds
Interview process
Recruiter call Phone screen Onsite Offer
Interview formats
Behavioral Technical

A recruiter reached out within days of my application and scheduled a hiring manager interview for the next week. The first interview was about my background and the role, with questions on my fit. It was not heavy on behavioral or situational questions. I was told a second interview would be set up with another manager. The second interview was with a senior manager I'd work closely with. This one was more casual, focused on team fit. The hiring manager kept me updated over the next few weeks as a decision was made, and then called to offer me the job. It was a good interview experience.

Confirmed questions2 questions
  • Can you explain why you're a strong candidate for this position?
  • Could you outline your approach to Program Management for the specified work?

SunPower Interview Questions

Quoted word for word from SunPower interview reports.

Solve the balanced brackets problem using {([])} notation, similar to a LeetCode problem.

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In what ways does the environment impact how well a PV panel performs?

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Could you explain how Linux file permissions work and what the specific meaning of '755' is?

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What discount rate would you choose for valuing a rooftop system?

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What methods would you use to fix the environmental impacts on a PV panel's performance?

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Can you explain the evolution of ITC credits over time and how businesses make money from them?

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What would you do if we needed to replace 1 million solar panels?

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When a legacy system experiences frequent downtime, what are the initial checks you would perform?

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Do you have an internet connection that meets a 20mbps speed requirement?

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Formats, difficulty and experience

Across all 145 SunPower interview reports.

Interview formats

Behavioral 45.2%
Technical 33%
Presentation 9.2%
Case 4.1%
Coding 3.7%

Interview difficulty

Easy 15.9%
Average 71.7%
Difficult 12.4%

Candidate experience

Positive 62.5%
Negative 24.3%
Neutral 13.2%

Reports by job function

Engineering 51
Operations 29
Finance 16
Sales 11
Analytics 9
HR 8