Upstream Manufacturing Associate

We are supporting a commercial-stage biologics manufacturer in New Jersey that has successfully transitioned into full-scale GMP production following multiple FDA approvals.

As part of continued expansion, they are hiring Upstream Manufacturing Associates with prior industry experience to support large-scale biologics manufacturing operations.

This role is suited to candidates with 2+ years of hands-on upstream manufacturing experience within a GMP environment.

• Execute upstream manufacturing processes including cell culture, seed train, bioreactor operations and harvest
• Operate and monitor single-use and/or stainless-steel bioreactors
• Prepare media and buffers in accordance with GMP procedures
• Perform in-process sampling and monitoring activities
• Complete batch records and ensure accurate GMP documentation
• Support troubleshooting and manufacturing execution on the production floor
• Collaborate with QA, QC and MSAT teams

• Bachelor’s degree in Biology, Biotechnology, Biochemistry or related field
• 2+ years of upstream manufacturing experience within a GMP environment
• Hands‑on experience with mammalian cell culture and bioreactor operations
• Understanding of GMP documentation and batch execution
• Ability to work on‑site in New Jersey

• Experience with CHO cell culture processes
• Exposure to large-scale biologics or biosimilars manufacturing
• Experience supporting process scale-up or tech transfer activities
• Familiarity with single-use bioreactor systems

• Opportunity to join a commercial biologics manufacturing site with approved products
• Exposure to large-scale GMP production and advanced upstream operations
• Clear progression into senior manufacturing or technical roles
• Growing organisation with continued investment and expansion