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Analytical Chemist​/QC Chemist

Job in Chesterfield, St. Louis city, Missouri, 63005, USA
Listing for: TekWissen ®
Full Time position
Listed on 2026-01-01
Job specializations:
  • Research/Development
    Research Scientist
  • Science
    Research Scientist, Analytical Chemist
Salary/Wage Range or Industry Benchmark: 30 - 32 USD Hourly USD 30.00 32.00 HOUR
Job Description & How to Apply Below
Location: Chesterfield

2 days ago Be among the first 25 applicants

This range is provided by Tek Wissen . Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$30.00/hr - $32.00/hr

Direct message the job poster from Tek Wissen

Location:
Chesterfield, MO 63017

Duration: 6 Months

Job Type: Contract

Work Type:
Onsite

Overview:

Tek Wissen is a global workforce management provider headquartered in Ann Arbor, Michigan that offers strategic talent solutions to our clients world-wide. This client is a German multinational Pharmaceutical and biotechnology company and one of the largest pharmaceutical companies in the world, headquartered in Leverkusen, and areas of business include pharmaceuticals; consumer healthcare products, agricultural chemicals, seeds and biotechnology products.

Job Description:

  • Performs qualitative and quantitative analyses of the chemical and physical properties of diverse organic compounds to investigate their behavior in agrochemical formulations in support of client's Crop Science R&D pipeline and products.
  • Applies standard concepts, practices, and procedures within a high-throughput analytical chemistry laboratory environment.
  • Requires limited oversight and supervision to plan and accomplish diverse, fast-paced analytical workflows.
  • Performs routine and non-routine benchtop analytical tasks as requested by diverse customers/stakeholders.
  • Works under general supervision of senior peers and reports to a supervisor/manager.
  • Must be creative, especially under tight deadlines.
  • Develops methods for determining chemical composition and concentrations of analytes present in agrochemical formulations/products and related sample matrices using HPLC/UPLC/LCMS/GC to support client's Crop Science R&D pipeline and existing products.
  • Communicates effectively with diverse customers/stakeholders across R&D, manufacturing, and product supply.

POSITION SUMMARY:

  • We seek an enthusiastic team member with a strong Analytical Chemistry-related background relevant to analyses of agrochemical formulations and products.
  • This individual will perform routine and non-routine analyses of active ingredients in liquid and solid formulations using HPLC/UPLC/LCMS/GC-based techniques.
  • The successful candidate will be self-motivated and self-starting, able to quickly adapt to rapidly changing analytical/scientific situations and possess strong communication skills and a passion for developing new skillsets.

POSITION DUTIES & RESPONSIBILITIES:

  • The successful candidate will join the Formulations Analytics Core Team (that works within the Analytical Sciences Program) to support active ingredients analyses within R&D formulations and products.
  • Respond to collaborator/partner inquiries and analytical/data troubleshooting/reporting requests in the timeliest manner.
  • Be meticulous in their approach to analytical work and data quality.
  • Prepare complex liquid and solid matrices for qualitative and quantitative analyses.
  • Optimize and develop new sample preparation and analytical methods in support of R&D pipeline and existing products.
  • Lead efforts to develop new analytical methods and improve existing methods.
  • Write reports and interpret and report analytical results to diverse stakeholders representing early R&D to manufacturing and product supply.

REQUIREMENTS & PREFERENCES:

  • BS in Analytical Chemistry or closely related field.
  • Hands-on experience and demonstrated proficiency in preparing complex agrochemical sample matrices for analysis with HPLC/UPLC/LCMS/GC.
  • Experience with maintaining and troubleshooting analytical instrumentation.
  • Experience with sample preparation and method development for chemical samples.
  • Experience with various sample cleanup techniques to enrich active ingredients in chemical samples.
  • Experience with robotic sample preparation is desirable.
  • Detail-oriented and highly organized.
  • Demonstrated spirit of and commitment to teamwork.
  • Strong oral and written communication skills. Timely, intelligent communications with customers/stakeholders are crucial.
  • Self-motivated and self-starting.
  • Flexible and able to respond quickly to rapidly shifting analytical priorities.
  • Able to multitask in high-throughput, fast-paced, dynamic analytical laboratory environment.
  • 1-3 years of relevant experience.

Tek Wisen Group is an equal opportunity employer supporting workforce diversity.

Seniority level
  • Seniority level Associate
Employment type
  • Employment type

    Contract
Job function
  • Job function

    Quality Assurance
  • Industries Pharmaceutical Manufacturing

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