Senior Manufacturing Associate

Position Title:

Senior Manufacturing Associate

Director of Manufacturing

Regular, Full‑time, Exempt

Watertown, MA (occasionally Cambridge, MA; occasional travel to other sites)

Stratus Therapeutics is pioneering a new era in regenerative medicine with Stratus Prime™ — an off‑the‑shelf platform delivering Prime HSCs™ and Prime HPCs™ to restore the blood and immune systems where finding fully matched donors continues to be a challenge. Backed by leading life‑sciences investors, we are committed to developing universal, on‑demand stem cell solutions to give physicians and their patients the power to replace the entirety of blood and immune function.

Stratus Therapeutics is seeking a motivated Sr. Manufacturing Associate to support routine GMP manufacturing operations. This role includes day‑to‑day operational tasks such as Materials Logistics, Cell Culture, and Environmental Monitoring within Stratus’ GMP manufacturing space and is located onsite in Watertown, MA with occasional work in Cambridge, MA and some travel between sites.

• Perform, verify, and support GMP cellular therapy manufacturing activities
• Support GMP materials release and labeling
• Transfer materials into the GMP cleanroom suites following proper wipe‑down procedures
• Follow Personnel, Material, and Waste flow procedures related to GMP manufacturing of cell‑therapy products
• Restock cleanroom manufacturing areas as needed
• Execute the environmental monitoring program as needed
• Perform deviation investigations and CAPA activities
• Update SOPs and batch records as needed
• Other related duties as needed

• Associate’s degree required (science‑related discipline preferred)
• 3–5 years of experience in GMP manufacturing for clinical or commercial use
• 1–3 years of professional experience with a cell‑based therapeutic product preferred
• Strong interpersonal skills and attention to detail
• Strong commitment to teamwork, collaboration, and professionalism
• Proficiency in working with MS Office Suite
• Able to handle a dynamic workload, multi‑task, and perform effectively under tight deadlines
• Must be able to lift 30 lbs

This inequitable opportunity is open to all qualified applicants. Stratus Therapeutics is an Equal Opportunity Employer and a Minority/ Women/ Veteran/Affirmative Action Employer in accordance with Federal and State law.