Chemistry Jobs in O Fallon, MO

1-15 of 36 Jobs

Scientist 1

  • Hazelwood, MO (17 miles from O Fallon, MO)
  • 8 days ago
  • Hazelwood, MO (17 miles from O Fallon, MO)
  • 8 days ago

About Us Pace Analytical Services Pace makes the world a safer, healthier place. Committed to advancing the science of businesses, industries, consulting firms, government agencies, and others,...

Laboratory Analyst II

  • Creve Coeur, MO (19 miles from O Fallon, MO)
  • 1 day ago
  • Creve Coeur, MO (19 miles from O Fallon, MO)
  • 1 day ago

At Bayer were visionaries, driven to solve the worlds toughest challenges and striving for a world where 'Health for all Hunger for none is no longer a dream, but a real possibility. Were doing it...

Clinical Lab Scientist Lead

  • Florissant, MO (17 miles from O Fallon, MO)
  • 2 days ago
  • Florissant, MO (17 miles from O Fallon, MO)
  • 2 days ago

It's more than a career, it's a calling. MO-SSM Health Saint Louis University Hospital 1201 Grand Worker Type: Regular Job Summary: Under general direction, supervises assignments within the...

Clinical Lab Scientist - Blood Bank Part-time

  • Bridgeton, MO (16 miles from O Fallon, MO)
  • 2 days ago
  • Bridgeton, MO (16 miles from O Fallon, MO)
  • 2 days ago

It's more than a career, it's a calling. MO-SSM Health Saint Louis University Hospital Worker Type: Regular Job Summary: Under general direction, interpret and report test results. Perform routine...

CLS/MLS/MLT Clinical Lab Scientist

  • Hazelwood, MO (17 miles from O Fallon, MO)
  • 2 days ago
  • Hazelwood, MO (17 miles from O Fallon, MO)
  • 2 days ago

It's more than a career, it's a calling MO-SSM Health Saint Louis University Hospital 1201 Grand Worker Type: PRN Job Highlights: This is a part time occasional/PRN Clinical Lab...

Clinical Lab Scientist

  • Florissant, MO (17 miles from O Fallon, MO)
  • 2 days ago
  • Florissant, MO (17 miles from O Fallon, MO)
  • 2 days ago

It's more than a career, it's a calling. MO-SSM Health Saint Louis University Hospital 1201 Grand Worker Type: Regular Job Summary: Under general direction, interpret and report test results....

Process Engineer

  • O Fallon, MO
  • 3 days ago
  • O Fallon, MO
  • 3 days ago

Process Engineer Actalent is currently seeking a Process Engineer to focus on several continuous improvement projects for a St. Charles, MO-based manufacturer of next-generation products, which is...

QC Scientist

  • Berkeley, MO (20 miles from O Fallon, MO)
  • 3 days ago
  • Berkeley, MO (20 miles from O Fallon, MO)
  • 3 days ago

QC Scientist - HPLC Job Description As a QC Scientist specializing in HPLC, you will perform HPLC/UPLC testing on In-Process Drug Substance (DS) release, Drug Product (DP) release, DS stability,...

Laboratory Analyst I - (2nd and 3rd shift) Environment Testing

  • Earth City, MO (13 miles from O Fallon, MO)
  • 3 days ago
  • Earth City, MO (13 miles from O Fallon, MO)
  • 3 days ago

Company Description Eurofins Scientific is an international life sciences company, providing a unique range of analytical testing services to clients across multiple industries, to make life and...

QC Scientist I/II

  • Berkeley, MO (20 miles from O Fallon, MO)
  • 6 days ago
  • Berkeley, MO (20 miles from O Fallon, MO)
  • 6 days ago

QC Scientist - HPLC Job Description As a QC Scientist specializing in HPLC, you will perform HPLC/UPLC testing on In-Process Drug Substance (DS) release, Drug Product (DP) release, DS stability,...

Quality Control Specialist (12 hour Day Shift)

  • O Fallon, MO
  • 6 days ago
  • O Fallon, MO
  • 6 days ago

We are Reckitt Home to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a...

QC Scientist - HPLC

  • Berkeley, MO (20 miles from O Fallon, MO)
  • 7 days ago
  • Berkeley, MO (20 miles from O Fallon, MO)
  • 7 days ago

QC Scientist - HPLC Job Description As a QC Scientist specializing in HPLC, you will perform HPLC/UPLC testing on In-Process Drug Substance (DS) release, Drug Product (DP) release, DS stability,...

Mid-Level Environmental Chemist/Data Validator

  • Valley Park, MO (23 miles from O Fallon, MO)
  • 7 days ago
  • Valley Park, MO (23 miles from O Fallon, MO)
  • 7 days ago

Mid-Level Environmental Chemist/Data Validator Valley Park, MO - $57,850 - $104,575 Full Time Posted by: Leidos Posted: Monday, 30 June 2025 This position will serve as a mid-level chemist...

Quality Control Specialist (12 hour Night Shift)

  • Saint Peters, MO (12 miles from O Fallon, MO)
  • 8 days ago
  • Saint Peters, MO (12 miles from O Fallon, MO)
  • 8 days ago

We are Reckitt Home to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a...

Quality Control Specialist (12 hour Day Shift)

  • Saint Peters, MO (12 miles from O Fallon, MO)
  • 9 days ago
  • Saint Peters, MO (12 miles from O Fallon, MO)
  • 9 days ago

We are Reckitt Home to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a...

Chemistry Online Courses and Training Opportunities

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University Chemistry
Learn the foundations of chemistry, earn college credit, and build your way to an undergraduate degree in this online MicroBachelors program taught by Harvard University Professor James Anderson....
Chemistry and Technology for Sustainability
Help drive the transition from fossil sources to renewable energy ones and engineer a biobased future. By the #1 agricultural sciences university. The world is moving from using fossil resources...
Pre-University Chemistry
Prepare for university by reviewing the science and technology of chemistry. Become familiar with the way chemistry and chemistry-related topics are taught at university level. Chemistry is the...
Demographics

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