Calpine reviews

4.0

82% would recommend to a friend

(445 total reviews)

Andrew Novotny/Thad Hill

91% approve of CEO

75% positive business outlook

Calpine has an employee rating of 4.0 out of 5 stars, based on 445 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Calpine employee rating is in line with the average (within 1 standard deviation) for employers within the Energy, Mining & Utilities industry (3.7 stars).

Reviews by job title

445 reviews
5.0
May 21, 2025

So far so good.

Recommend
CEO approval
Business Outlook

Pros

Love the "in the office" days. Everyone is very friendly and is willing to help.

Cons

Lack of infrastructure to fully understand everything needed for onboarding. But it did give me the opportunity to reach out and ask questions and meet people.

Viewing 25 - 27 of 445 Reviews

Glassdoor has 523 Calpine reviews submitted anonymously by Calpine employees. Read employee reviews and ratings on Glassdoor to decide if Calpine is right for you.