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Associate Production Scientist - Night Shift

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Sigma-Aldrich Manufacturing LLC
Full Time position
Listed on 2026-01-12
Job specializations:
  • Engineering
    Quality Engineering, Process Engineer, Manufacturing Engineer
Job Description & How to Apply Below
Location: St. Louis

Overview

Work Your Magic with us! Start your next chapter and join Millipore Sigma. Ready to explore, break barriers, and discover more? Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our rich mix of people, customers, patients, and planet.

We are always looking for curious minds that see themselves imagining the unimaginable with us.

This role does not offer sponsorship for work authorization. External applicants must be eligible to work in the US.

Your Role

Join our St. Louis Cherokee facility at Millipore Sigma, a leading contract development and manufacturing organization (CDMO) and a recognized Center of Excellence for antibody-drug conjugate (ADC) manufacturing. We are seeking passionate and enthusiastic professionals to contribute to our innovative bioconjugate production, leveraging over 35 years of expertise in the field. As a vital part of our dedicated team, you will play a key role in delivering high-quality ADCs that improve the quality of life for patients suffering from cancer and other debilitating diseases.

With our state-of-the-art technologies and commitment to excellence, you will ensure the highest standards of quality and compliance in our ADC manufacturing processes.

As an Associate Production Scientist – Night Shift you will manufacture products according to established protocols under ICH Q7 pharmaceutical regulations, provide technical support to others and perform operations in support of the group and department.

Job duties
  • This role will support 24/7 manufacturing operations and work 12 hour shifts from 6PM – 6:30 AM with 20% shift differential.
  • Evaluate products per established protocols, providing technical support and performing operations to meet departmental goals.
  • Safely conduct routine processes and unit operations, including cleaning equipment and work areas, while ensuring quality expectations.
  • Maintain required training and qualifications, train team members, and act as a technical consultant.
  • Support facility functions by maintaining equipment, preparing reagents, restocking supplies, and managing waste disposal.
  • Maintain accurate records and logbooks according to quality guidelines, communicating operational status and concerns to supervision.
  • Collaborate with other departments, participate in quality audits and customer interactions, and perform procedures independently or in a team.
  • Improve processes using scientific knowledge and principles, ensuring compliance with change control.
  • Address unsafe conditions promptly and troubleshoot challenges related to biological processes and GMP compliance.
Physical Attributes
  • Ability to lift to 50 lbs.
  • Ability to wear personal protective equipment, such as respirator or chemical protective clothing, for extended periods.
  • Expected on-floor time: 70%
Who you are

Minimum Qualifications
  • Bachelor’s Degree in a scientific discipline (e.g., Chemistry, Biochemistry, Biology, etc.)
  • OR Associate Degree in Chemistry, Biochemistry, Biology or any other Life Science discipline
  • 2+ years industry Production/Laboratory experience
Preferred Qualifications
  • Experience with Antibody Drug Conjugates (ADCs), including knowledge of their formulation and manufacturing processes.
  • Experience with Automated Tangential Flow and Automated Chromatography systems.
  • Familiar with laboratory instruments and production equipment.
  • Familiarity with process techniques, unit operations, and safe chemical handling methods.
  • Experience with Microsoft Office (Word, Outlook, Excel, etc.).
  • Mechanical and troubleshooting skills.
  • Knowledge of cGMP and ICH Regulatory and Quality standards.
  • Knowledge of Operational Excellence.
  • Clean room experience.
  • Ability to interact professionally in customer-facing meetings, including challenging discussions on process planning and process execution.

Pay Range for this position: $25.00 - $45.00

The offer range represents the anticipated low and high end of the base pay compensation for this position. The actual compensation offered will be determined by factors such as…

Position Requirements
10+ Years work experience
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