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Bayer Research Entomologist in Chesterfield, Missouri

Bayer is a global enterprise with core competencies in the Life Science fields of health care and agriculture. Its products and services are designed to benefit people and improve their quality of life. At Bayer you have the opportunity to be part of a culture where we value the passion of our employees to innovate and give them the power to change.

Research Entomologist


The primary responsibilities of this role, Research Entomologist, are to:

  • Develop and implement laboratory bioassays to characterize activity of insecticidal compounds on target and non-target arthropods under GLP;

  • Develop rearing methods for new arthropods brought into the lab for expanded testing;

  • Work collaboratively across various Bayer Crop Science (BCS) functions to develop and author technical reports that enable product registrations;

  • Address regulator questions around activity spectrum and interaction studies to support product registrations;

  • Develop peer-reviewed publications in accordance with product strategy;

  • Drive adoption of new processes, digitization and efficiency gain in arthropod receipt, handling, dosing, scoring and reporting.


Your success will be driven by your demonstration of our LIFE values. More specifically related to this position, Bayer seeks an incumbent who possesses the following:

Required Qualifications:

  • Bachelor of Science with at least seven years of relevant experience in entomology, toxicology, zoology, ecotoxicology or related discipline OR a Master of Science with at least five years relevant experience in entomology, toxicology, zoology, ecotoxicology or related discipline OR a Ph.D. with at least three years of relevant experience in entomology, toxicology, zoology, ecotoxicology or related discipline;

  • Significant hands-on experience in conducting insect bioassays in laboratories, growth chambers and greenhouses;

  • Experience in dose-response relationships evaluating effects of test substances on mortality, development, behavior and weight of arthropods;

  • Demonstrated ability to manage and prioritize multiple projects at the same time;

  • Strong written and oral communication skills with the ability to effectively communicate technical aspects to audiences of different backgrounds;

  • Demonstrated ability to collaborate across teams and excellent inter-personal skills.

Domestic relocation may be offered for this position.


Bayer offers a wide variety of competitive compensation and benefits programs. If you meet the requirements of this unique opportunity, and you have the "Passion to Innovate" and the "Power to Change", we encourage you to apply now. To all recruitment agencies: Bayer does not accept unsolicited third party resumes.

Bayer is an Equal Opportunity Employer/Disabled/Veterans

Bayer is committed to providing access and reasonable accommodations in its application process for individuals with disabilities and encourages applicants with disabilities to request any needed accommodation(s) using the contact information below.

Location: United States : Missouri : Chesterfield

Division: Crop Science

Reference Code: 379501

Contact Us

Email: hrop_usa@bayer.com