Jost Chemical Co.
  • 31-Oct-2018 to 30-Dec-2019 (CST)
  • Research and Development
  • St. Louis, MO, USA
  • Full Time

Full benefits, Medical, Dental, Short and long term disability, PTO,401K, on site gym

Jost Chemical was established in 1985.  Our ability to differentiate our products and deliver what our customers need when they need it has made us successful.  We feel the same about our employees.  To differentiate the employees that have a skill but to also look at them from the positive culture we continue to grow.  


  • Works under general direction of the Lab Director in a c-GMP regulated manufacturing environment operating under Q7A standards
  • Broad responsibility to perform duties that assess feasibility of producing new chemicals; define new plant processes; solve existing chemical production issues (quality, rate, processing alternatives, raw materials); and, develop reliable analytical test methods


  • Interface with, instruct and learn from, production and project engineers, sales and marketing, customers and quality control chemists
  • Observe lab and plant scale reactions, infer and deduce from those reactions optimal process design, labor savings and cost savings
  • Develop hypotheses, design experiments to test those hypotheses, conduct experiments and observe the results of the experimentation
  • Form conclusions from their experimentation and might develop new hypotheses for further testing; deduce or infer from that data, proper stoichiometry and concentration, process sequence, raw materials and process equipment
  • Develop and analyze prototype samples for customer evaluation by processes that can be conducted on a plant scale; anticipate and resolve issues that might negatively affect plant introduction or product quality; assess processing and raw materials cost
  • Translate concepts and ideas into concise concrete production practice, understandable instructions, analytical test methods and research reports; participate in plant introduction (in-process testing, concurrent process simulations, laboratory completion of in-process batches)
  • Search literature and apply that information to resolution of research topics; use of imagination to generate novel ideas or applications to the resolution of process issue


  • Ph.D. in Chemistry or related field
  • Seven (7) years of scientific experience
  • Knowledge of:
    • Theories, principles, methods and procedures of research chemistry (Expert level)
    • Mathematics and statistics (Expert level)
    • Plant equipment, reaction chemistry, analytical chemistry , crystallization techniques, lab-to-plant scale-up and product quality
    • MS Office software package
  • Skill in:
    • Working effectively and efficiently on multiple projects at once
    • Working effectively in a team environment, including in-depth collaboration between production and process divisions
    • Responding to rapidly changing demands
  • Ability to:
    • Communicate effectively, orally and in writing (including documenting research methods, results and conclusions)
    • Develop creative solutions to complex research procedural problems
    • Design and manage projects
    • Identify, gather, coordinate, organize and analyze data
    • Exercise judgment while being insightful, logical and methodical


  • Exempt
Jost Chemical Co.
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