Thermo Fisher Scientific is a global life sciences company that sells lab instruments, consumables, diagnostics, and research services, and also runs major contract development and manufacturing and clinical research services through related business lines. Thermo Fisher Scientific supports customers ranging from universities and biotech startups to large pharmaceutical manufacturers and hospitals. The company operates across research, manufacturing, supply chain, field service, and corporate functions at a very large scale. Thermo Fisher Scientific is a public company headquartered in Waltham, Massachusetts.

Thermo Fisher Scientific has a worldwide footprint with major US hubs and a large network of manufacturing and operational sites across Europe and Asia-Pacific. Work setup varies heavily by role, with a mix of on-site manufacturing roles, hybrid corporate roles, and some remote roles depending on function and country.