5.0Oct 13, 2020Construction materials technicianFormer employeeWilliston, NDRecommendCEO approvalBusiness OutlookProsFlexible with hours, worked as many hours as you wanted, they will pay for you to obtain an ACI certificate.ConsThe rotating nocturnal shifts if it was busy season.Show more
5.0Jan 21, 2026Specialty testing technicianFormer intern, less than 1 yearBloomington, MNRecommendCEO approvalBusiness OutlookProsGreat with time off. Decent benefits. The ESOP is wonderful and there are plenty of opportunities for travel! Plenty of overtime opportunities.ConsWork hours can be different everyday. Somedays I would be done at 2pm some I wouldn't leave the office until 8pm.Show moreHelpfulShare
4.0Jun 17, 2026Staff scientist iiiCurrent employee, more than 1 yearChicago, ILRecommendCEO approvalBusiness OutlookProsESOP/retirement savings program is good.ConsWork can be very demanding and lack flexibility.Show moreHelpfulShare