Sr. Upstream Processing Technician
Job in
Saint Louis, St. Louis city, Missouri, 63112, USA
Listed on 2026-08-16
Listing for:
Actalent
Full Time
position Listed on 2026-08-16
Job specializations:
-
Manufacturing / Production
Pharmaceutical Manufacturing, Manufacturing & Industrial Operations
Job Description & How to Apply Below
Upstream Processing Technician
Job Description
The Upstream Processing Technician supports the manufacture of commercial and clinical biologic products by performing upstream cell culture operations in a cGMP-regulated cleanroom environment. This role focuses on large-scale mammalian cell culture, bioreactor operation, and associated filtration and centrifugation activities, while maintaining strict compliance with current Good Manufacturing Practices (cGMP) and aseptic techniques. The position offers hands-on experience with large-scale biological and chemistry pharmaceutical operations that produce proteins used in therapies for conditions such as autoimmune diseases.
Responsibilities
+ Execute manufacturing batch records, work instructions, and standard operating procedures (SOPs) with a strong focus on accurate, proactive, and 'right the first time' performance.
+ Assist with batch record reconciliation to ensure documentation completeness and accuracy.
+ Perform upstream cell culture operations, including propagation of mammalian cell cultures and aseptic handling of materials and equipment.
+ Operate large-scale production bioreactors ranging from 50L to 2000L for commercial and clinical biologic manufacturing.
+ Conduct large-scale filtration and centrifugation steps associated with upstream processing.
+ Support all department functions by maintaining production suites, supplies, equipment, logbooks, and data in accordance with site SOPs and policies.
+ Document all activities in compliance with cGMP requirements, including completing reviews and revisions of records, daily task logs, and relevant databases.
+ Participate in and sometimes lead shift exchanges, one-on-one discussions, and team meetings, and attend additional meetings as needed to support area changes and continuous improvement (lean activities).
+ Support quality investigations by answering questions, providing process details, and suggesting improvements to prevent recurrence.
+ Promote and follow safe work habits, adhering to all safety procedures, guidelines, and site policies.
+ Critically evaluate processes, using foresight and forward-thinking to identify potential issues before they occur.
+ Prioritize tasks effectively by interpreting production schedules and completing work in alignment with manufacturing timelines.
+ Consistently meet cleanroom gowning and aseptic behavior requirements while performing duties in controlled environments.
+ Lift materials and equipment up to 25 pounds independently and stand for extended periods during production activities.
Essential Skills
+ Minimum of 2 years of work experience in manufacturing, operations, production, laboratory, or a related technical field.
+ High school diploma or equivalent.
+ Ability to apply practical knowledge to achieve successful outcomes in a production or laboratory setting.
+ Capability to recognize problems as they begin to develop, not only once they have fully occurred.
+ Strong critical thinking and problem-solving skills.
+ Solid math skills to support calculations related to cell culture, bioreactor operations, and solution preparation.
+ Proficiency with MS Office applications for documentation, data entry, and communication.
+ Ability to read, write, and communicate effectively in English.
+ Ability to understand and carry out written and verbal instructions accurately.
+ Ability to lift a minimum of 25 pounds independently.
+ Ability to stand for approximately 80% of the work shift.
+ Willingness and ability to meet cleanroom gowning requirements, including wearing full gowning suits, Tyvek garments, and appropriate gloves (Nitrile and/or Latex).
Additional
Skills & Qualifications
+ Bachelor's degree in a STEM-related field or in a scientific discipline such as biology, biochemistry, chemistry, or pharmaceutical sciences is preferred.
+ Experience in a cGMP-regulated environment is preferred.
+ At least 6 months of experience in a GMP-regulated environment and with aseptic techniques is preferred.
+ Knowledge of cGMP practices, aseptic techniques, and basic chemical concepts is preferred.
+ Subject matter expertise in upstream processing steps is a strong…
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