Sentinel Reviews

3.8

69% would recommend to a friend

(213 total reviews)

Brian Osborne, Timothy Hill and Robert Lenartowicz

86% approve of CEO

64% positive business outlook

Sentinel has an employee rating of 3.8 out of 5 stars, based on 213 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Sentinel employee rating is in line with the average (within 1 standard deviation) for employers within the Information Technology industry (3.9 stars).

Reviews by job title

213 reviews
2.0
2 Mar 2026

Good & bad

Recommend
CEO approval
Business outlook

Pros

Some of the people Pay

Cons

Very old school No WFH flexibility unless you’re a high performer Office politics - if you’re not liked, you won’t get leads or you will be ignored Very clicky, lots of individual groups No training, thrown into the fire

4.0
7 Oct 2025
Recommend
CEO approval
Business outlook

Pros

Good cool environment nice pay

Cons

Nothing that I can say

Viewing 1 - 3 of 213 Reviews

Glassdoor has 236 Sentinel reviews submitted anonymously by Sentinel employees. Read employee reviews and ratings on Glassdoor to decide if Sentinel is right for you.