ISG has an employee rating of 3.4 out of 5 stars, based on 57 company reviews on Glassdoor which indicates that most employees have a good working experience there. The ISG employee rating is in line with the average (within 1 standard deviation) for employers within the Construction, repair and maintenance industry (3.7 stars).
You'd be able to learn a lot since they do have training
Cons
Overall toxic management and workplace, even your co-workers will make stories about you that are not real
Salary is too low for the asking work they want you to do
According to anonymously submitted Glassdoor reviews, ISG employees rate their compensation and benefits as 3.2 out of 5. Find out more about salaries and benefits at ISG. This rating has been stable over the past 12 months.
38% of ISG employees would recommend working there to a friend based on Glassdoor reviews. Employees also rated ISG 2.8 out of 5 for work life balance, 3.0 for culture and values and 3.2 for career opportunities.
Explore Glassdoor’s employee reviews to understand what current and former employees are saying about ISG redundancy and their outlook for job security at ISG in 2026.