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Associate Science Jobs in O Fallon, MO (NOW HIRING)

Associate Engineering Data Scientist

Hazelwood, MO · On-site

$55K - $56K/yr

  • Medical

  • Life

  • Retirement

Associate Engineering Data Scientist Company: The Boeing Company Boeing Defense, Space & Security ... Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing ...

Associate Engineering Data Scientist

Hazelwood, MO · On-site

$55K - $56K/yr

  • Medical

  • Life

  • Retirement

Associate Engineering Data Scientist Company: The Boeing Company Boeing Defense, Space & Security ... Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing ...

Associate Engineering Data Scientist

Hazelwood, MO · On-site

$55K - $56K/yr

  • Medical

  • Life

  • Retirement

Associate Engineering Data Scientist Company: The Boeing Company Boeing Defense, Space & Security ... Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing ...

Associate Staff Scientist

Hazelwood, MO

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Associate Staff Scientist The Associate Staff Scientist, Sensor Chemistry is an experienced ... Bachelor degree required - Chemistry, Materials Science, Chemical Engineering, or a closely related ...

Associate Staff Scientist

Hazelwood, MO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Associate Staff Scientist The Associate Staff Scientist, Sensor Chemistry is an experienced ... Bachelor degree required - Chemistry, Materials Science, Chemical Engineering, or a closely related ...

Showing results 21-40

Associate Science information

See O Fallon, MO salary details

$10

$18

$31

How much do associate science jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for associate science in O Fallon, MO is $18.59, according to ZipRecruiter salary data. Most workers in this role earn between $13.94 and $19.33 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an associate scientist?

To thrive as an Associate Scientist, you need a solid background in biological or chemical sciences, often supported by a bachelor's or master's degree in a relevant field. Familiarity with laboratory techniques, data analysis software, and safety protocols is typically required. Strong attention to detail, critical thinking, and effective communication are vital soft skills for this role. These skills ensure accurate experimentation, reliable results, and effective collaboration within research teams.

What does an associate science do?

Associate Science professionals in laboratory settings are commonly tasked with preparing and analyzing samples, maintaining lab equipment, and documenting experimental results. They often collaborate closely with senior scientists and research teams to ensure experiments run smoothly and data is accurately recorded. Regular responsibilities may also include participating in team meetings to discuss findings and troubleshoot issues, as well as adhering to strict safety protocols. This collaborative and detail-oriented environment provides valuable experience for those looking to advance in scientific research careers.

What is the difference between Associate Science vs Laboratory Technician?

AspectAssociate ScienceLaboratory Technician
CredentialsAssociate degree in Science or related fieldAssociate degree or certification in laboratory techniques
Work EnvironmentEducational settings, research labs, healthcare facilitiesResearch labs, hospitals, industrial labs
Employer & IndustryColleges, universities, research institutions, healthcare providersMedical labs, biotech companies, manufacturing
Common Search & ComparisonYesYes

While both roles require an associate degree, Associate Science professionals often work in educational or research settings, focusing on scientific education and research. Laboratory Technicians typically work in clinical or industrial labs, performing tests and supporting scientific experiments. The main difference lies in their work environment and specific job functions, though both roles share similar educational requirements.

What is an associate science?

Associate Science jobs typically refer to positions that require an Associate of Science (AS) degree, which is a two-year undergraduate degree focused on foundational science and math courses. Graduates often work as laboratory technicians, research assistants, environmental science technicians, or healthcare support roles. These jobs provide hands-on experience in scientific settings and can serve as a stepping stone to a bachelor's degree or higher-level positions in science-related fields.

What cities near O Fallon, MO are hiring for Associate Science jobs?

Cities near O Fallon, MO with the most Associate Science job openings:

Senior Associate Scientists - Process Development

The businesses of Merck KGaA, Darmstadt, Germany

Saint Louis, MO

Full-time

Re-posted yesterday


Job description

Work Location: St. Louis, Missouri
Shift:
Department: LS-SC-UYKPA Cherokee STL PAD Team 7
Recruiter:Ashley Hennessy


This information is for internals only. Please do not share outside of the organization.


NOTICE OF FILING

This notice is posted as the result of the filing of an Application for Alien Labor Certification with the Department of Labor for the job opportunity listed below. Any person may provide documentary evidence bearing on this Labor Certification Application to Certifying Officer, U.S. Department of Labor, Employment and Training Administration, Office of Foreign Labor Certification, 200 Constitution Avenue NW, Room N-5311, Washington, DC 20210.

Employer: Sigma-Aldrich Manufacturing LLC

400 Summit Drive

Burlington, Massachusetts 01803

Job Site: 3300 South Second Street

St. Louis, MO 63118

Job Title: Senior Associate Scientists - Process Development

Responsibilities:

  1. Communicate experimental results according to company policy;
  2. Deliver data in a timely manner;
  3. Contribute to process improvement initiatives within team;
  4. Execute and troubleshoot experiments with guidance from subject matter experts;
  5. Document and communicate experimental results and contribute to manufacturing process development;
  6. Deliver data in a timely manner and ensure documents are compliant with transfer to GMP; and
  7. Independently manage daily activities and process improvements.

Requirements & Qualifications:

Employer requires candidate to have a Bachelor's degree in Chemistry, Pharmaceutical Science, or a closely related field and two (2) years of work experience as a Chemist or closely

related occupation. Candidate must also have the following: 1) Demonstrated knowledge of separation science including the operation and data interpretation of UPLC, RP-HPLC, SEC, HIC and/or IEX gained through two (2) years of work experience; 2) Demonstrated ability with protein analytics and spectroscopy, including UV and slope gained through two (2) years of work experience; 3) Demonstrated knowledge of modern data acquisition systems and electronic notebooks gained through two (2) years of work experience; and 4) Demonstrated knowledge of method development for GMP Analytics gained through two (2) years of work experience. All years of experience may be gained concurrently. Salary: Seventy-Nine Thousand Four Hundred Fifty-Six to Ninety-Nine Thousand Four Hundred Fifty-Six dollars per year.

Applicants can send resume to Sigma-Aldrich Manufacturing LLC., 400 Summit Drive, Burlington, MA 01803 (Attn: Req.# 301609) or apply online athttps://careers.emdgroup.com

Compensation is based on experience, location, and other factors. We offer generous benefits packages:https://careers.emdgroup.com/us/en/benefits.

DATE POSTED: ______________________ DATE REMOVED: ___________________

LOCATION POSTED: _________________________________________________________

EMPLOYER SIGNATURE: ______________________________________________________


The Company is an Equal Employment Opportunity employer. No employee or applicant for employment will be discriminated against on the basis of race, color, religion, age, sex, sexual orientation, national origin, ancestry, disability, military or veteran status, genetic information, gender identity, transgender status, marital status, or any other classification protected by applicable federal, state, or local law. This policy of Equal Employment Opportunity applies to all policies and programs relating to recruitment and hiring, promotion, compensation, benefits, discipline, termination, and all other terms and conditions of employment. Any applicant or employee who believes they have been discriminated against by the Company or anyone acting on behalf of the Company must report any concerns to their Human Resources Business Partner, Legal, or Compliance immediately. The Company will not retaliate against any individual because they made a good faith report of discrimination.

Employment Type: FULL_TIME