5.0
11 Jan 2026
Recommend
CEO approval
Business outlook
Pros
Nice people to work for
Cons
Big company, always busy, long hours
JSM Reviews
74% would recommend to a friend
David J Paraskevas
92% approve of CEO
66% positive business outlook
JSM has an employee rating of 3.9 out of 5 stars, based on 27 company reviews on Glassdoor which indicates that most employees have a good working experience there. The JSM employee rating is in line with the average (within 1 standard deviation) for employers within the Manufacturing industry (3.5 stars).
