Sr Process Chemist

Senior Process Chemist

Kelly® Science & Clinical is seeking a Senior Process Chemist for a 6-month contract position in St Louis, MO. This role is ideal for a motivated and experienced chemist who is passionate about developing, scaling, and commercializing advanced chemical processes and contributing to innovative pharmaceutical manufacturing.

Pay: $45/hour

Schedule: Mon-Fri Onsite

Overview: The Client is an industry-focused organization dedicated to advancing pharmaceutical development through innovative chemical and manufacturing technologies. This position involves leading process development and scale-up activities for Active Pharmaceutical Ingredients (APIs), working cross-functionally with internal teams and external subject matter experts to ensure safe, efficient, and compliant manufacturing processes.

The Senior Process Chemist will provide technical leadership in the development, optimization, and transfer of chemical processes from laboratory through manufacturing scale under GMP guidelines.

• Lead the development and scale-up of advanced API manufacturing processes using modern process chemistry techniques
• Serve as technical lead for process transfer to manufacturing scale under GMP conditions
• Identify and optimize efficient chemical transformations to produce target API molecules
• Collaborate with analytical chemists, process engineers, project managers, and external partners to support development activities
• Prepare, review, and maintain technical documentation including reports, specifications, batch records, and laboratory notebooks
• Support the preparation and submission of regulatory documentation, including Drug Master Files (DMFs)
• Stay current on emerging technologies, advanced manufacturing methods, and applicable federal regulations

• Strong background in organic and process chemistry with demonstrated experience in process development and scale-up
• Experience supporting GMP manufacturing, validation activities, and commercial technical transfers
• Experience with NMR, TLC, and LCMS
• Working knowledge of FDA Q7A Good Manufacturing Practice guidance for APIs
• Familiarity with analytical instrumentation, process analytical technology (PAT), and chemical engineering concepts
• Ability to work effectively both independently and in cross-functional team environments
• Excellent communication, organization, and problem‑solving skills

• Ph.D. in Organic Chemistry with at least 3 years of relevant experience, or
• M.S. in Organic Chemistry with 5+ years of experience, or
• B.S. in Chemistry with 10+ years of directly related experience

As part of our promise to talent, Kelly supports those who work with us through a variety of benefits, perks, and work‑related resources. Kelly offers eligible employees voluntary benefit plans including medical, dental, vision, telemedicine, term life, whole life, accident insurance, critical illness, a legal plan, and short‑term disability. As a Kelly employee, you will have access to a retirement savings plan, service bonus and holiday pay plans (earn up to eight paid holidays per benefit year), and a transit spending account.

In addition, employees are entitled to earn paid sick leave under the applicable state or local plan.

Kelly Science & Clinical is your connection to premier scientific and clinical companies looking to hire industry experts just like you. Our team creates expert talent solutions to solve the world’s most critical challenges. Every day, we match science professionals with dream jobs that fit their skills, interests, and career goals‑it’s the way we think job searching should be. Nearly 100 percent of our science recruiters have a professional background and education in science, so we know a thing or two about the science market and how to get your expertise noticed.

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