Manufacturing Associate (Upstream & Downstream)

Job Title : Manufacturing Associate (Upstream & Downstream) Location : Princeton Area, New Jersey Hours / Schedule : Full-time, shift flexibility required (day, evening, overnight rotation possible, overtime available based on production needs) Type : Temp-to-Hire (potential direct opportunity for the right fit) SUMMARY Support both Upstream and Downstream manufacturing operations in a cGMP-compliant environment. This role provides hands-on experience throughout the biologics production process — from cell culture to protein purification. REQUIREMENTS High School Diploma or Associate’s Degree with 1–5 years of relevant GMP experience OR Bachelor’s Degree in Biotechnology, Biochemistry, Microbiology, Chemical Engineering, or related field 1–5 years of GMP experience in Pharmaceuticals, Biologics, Medical Devices, Cleanroom, or Chemical Processing environments Comfortable working in sterile / cleanroom settings and following strict protocols Strong interest in cross-functional manufacturing roles with growth potential Open to flexible hours outside of a standard 8am–5pm schedule Open to Temp-to-Hire employment Ability to stand for long periods and lift up to 50 lb Strong attention to detail and documentation skills Willingness to cross-train and support evolving production needs Upstream Familiarity with aseptic techniques and bioreactor operation Experience with cell culture, buffer / media prep Downstream Understanding of chromatography, TFF (Tangential Flow Filtration), viral filtration Hands-on experience in cleanroom / purification operations RESPONSIBILITIES Upstream Manufacturing Prepare media and buffers Thaw vials, expand seed trains, and operate bioreactors (fed-batch / perfusion) Monitor / document cell growth and bioreactor parameters Support cell harvest through clarification and filtration Downstream Manufacturing Conduct chromatography operations (AKTA or similar systems) Perform Tangential Flow Filtration (TFF) and diafiltration Execute viral filtration procedures Support cleanroom-based final fill operations General Duties Adhere to cleanroom, gowning, and aseptic protocols Maintain GMP-compliant documentation Clean and sanitize production equipment Collaborate with Quality, Engineering, and Logistics teams #M3 Ref : #558-Scientific