Calpine Reviews

4.2

86% would recommend to a friend

(444 total reviews)

Andrew Novotny/Thad Hill

91% approve of CEO

78% positive business outlook

Calpine has an employee rating of 4.2 out of 5 stars, based on 444 company reviews on Glassdoor which indicates that most employees have an excellent 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

444 reviews
5.0
Dec 8, 2021

Great to work here

Anonymous employee
Recommend
CEO approval
Business outlook

Pros

Effective management, hard-working team, good benefits

Cons

long commuting time, no other so far

5.0
Feb 19, 2026

Rotational

Anonymous employee
Recommend
CEO approval
Business outlook

Pros

Good comp, exposure to high responsbility early on

Cons

Longer hours are expected on trade floor.

Viewing 1 - 3 of 444 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.