Scientist Jobs in St. Louis, MO
Scientist jobs in St. Louis are concentrated in the Cortex Innovation Community, Midtown, and the university research corridor near Forest Park, with demand driven by life sciences, agrochemical research, and healthcare. Employers hiring right now include Washington University in St. Louis, Merck KGaA, and Inotiv. See the openings below and apply to the ones that match your experience.
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MO-SSM Health St. Mary's Hospital - St. LouisWorker Type:
RegularJob Summary:
Under general direction, interpret and report test results. Perform routine and complex technical laboratory analyses using established procedures and protocols. Perform chemical, microscopic, and bacteriologic tests to obtain data for use in diagnosis and treatment of patients.Job Responsibilities and Requirements:
PRIMARY RESPONSIBILITIES
- Performs a full range of laboratory tests from simple blood tests to more complex tests.
- Interprets test reports and communicates findings to physicians.
- Escalates unusual, critical or abnormal results.
- Operates complex electronic equipment, computers and precision instruments.
- Maintains accuracy of equipment and reagents by performing established preventive maintenance procedures.
- Assists providers in choosing appropriate lab test.
- Performs and evaluates quality control procedures.
- Operates, maintains, calibrates and troubleshoots instruments.
- Assists with the proper storage of hazardous materials.
- Reviews current literature and attends meetings and seminars to keep informed of new developments in field.
- Assists in the proficiency testing program in the lab.
Works in a constant state of alertness and safe manner.
- Performs other duties as assigned.
EDUCATION
- Associate's degree or equivalent years of experience and education
EXPERIENCE
- No experience required
PHYSICAL REQUIREMENTS
- Frequent lifting/carrying and pushing/pulling objects weighing 0-25 lbs.
- Frequent sitting, standing, walking, reaching and repetitive foot/leg and hand/arm movements.
- Frequent use of vision and depth perception for distances near (20 inches or less) and far (20 feet or more) and to identify and distinguish colors.
- Frequent use of hearing and speech to share information through oral communication. Ability to hear alarms, malfunctioning machinery, etc.
- Frequent keyboard use/data entry.
- Occasional bending, stooping, kneeling, squatting, twisting and gripping.
- Occasional lifting/carrying and pushing/pulling objects weighing 25-50 lbs.
- Rare climbing.
REQUIRED PROFESSIONAL LICENSE AND/OR CERTIFICATIONS
State of Work Location: Illinois, Missouri, Oklahoma, Wisconsin
- Blood Bank Technologist (BB) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Chemistry Technologist (C) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Clinical Chemist - California Department of Public Health
- Or
- Clinical Chemist Scientist - California Department of Public Health
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- Clinical Hematologist Scientist - California Department of Public Health
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- Clinical Laboratory Personnel - Florida Department of Health
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- Clinical Laboratory Practitioners - West Virginia Department of Health
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- Clinical Laboratory Scientist (CLS) - American Society for Clinical Pathology (ASCP)
- Or
- Clinical Laboratory Scientist (Generalist) - California Department of Public Health
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- Clinical Laboratory Specialist - ND Board of Clinical Laboratory Practice
- Or
- Clinical Laboratory Specialist - State of Hawaii Department of Health
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- Clinical Laboratory Technician (CLT) - American Society for Clinical Pathology (ASCP)
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- Clinical Laboratory Technician - New York State Education Department
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- Clinical Microbiologist - California Department of Public Health
- Or
- Clinical Microbiologist Scientist - California Department of Public Health
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- CLS – Clinical Laboratory Scientist License - Montana Department of Labor & Industry
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- CLS – Clinical Laboratory Scientist - New York State Education Department
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- CLS – Clinical Laboratory Specialist License - Montana Department of Labor & Industry
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- CLS – Clinical Laboratory Technician License - Montana Department of Labor & Industry
- Or
- CLS - Generalist - Louisiana State Board of Medical Examiners
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- CLS - Specialist - Louisiana State Board of Medical Examiners
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- CLS - Technician - Louisiana State Board of Medical Examiners
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- Cytogenetics Technologist (CG) (International Included) - American Society for Clinical Pathology (ASCP)
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- Hematology Technologist (H) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Laboratory Personnel - TN Department of Health
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- Medical Laboratory Scientist (MLS) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Medical Laboratory Technician (MLT)/Clinical Laboratory Technician (CLT) - ND Board of Clinical Laboratory Practice
- Or
- Medical Laboratory Technician (MLT) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Medical Laboratory Technician (MLT) - American Association for Bioanalysts (AAB)
- Or
- Medical Laboratory Technician (MLT) - American Medical Technologists (AMT)
- Or
- Medical Laboratory Technician - California Department of Public Health
- Or
- Medical Laboratory Technician - State of Hawaii, Department of Health
- Or
- Medical Lab Personnel - Department of Health and Human Services Nevada Division of Public and Behavioral Health (DPBH)
- Or
- Medical Lab Scientist (MLS) - American Medical Technologists (AMT)
- Or
- Medical Technologist (MT)/Clinical Laboratory Scientist (CLS) - ND Board of Clinical Laboratory Practice
- Or
- Medical Technologist (MT) - American Association for Bioanalysts (AAB)
- Or
- Medical Technologist (MT) - American Medical Technologists (AMT)
- Or
- Medical Technologist (MT) - American Society for Clinical Pathology (ASCP)
- Or
- Medical Technologist - State of Hawaii, Department of Health
- Or
- Microbiology Technologist (M) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Molecular Biology Technologist (MB) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Specialist in Blood Banking (SBB) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Specialist in Chemistry (SC) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Specialist in Cytology (SCT) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Specialist in Cytometry (SCYM) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Specialist in Microbiology (SM) (International Included) - American Society for Clinical Pathology (ASCP)
- Or
- Specialist in Molecular Biology (SMB) (International Included) - American Society for Clinical Pathology (ASCP)
Work Shift:
Night Shift (United States of America)Job Type:
Department:
3400000100 Blood BankScheduled Weekly Hours:
40Benefits:
SSM Health values our exceptional employees by offering a comprehensive benefits package to fit their needs.
Paid Parental Leave: we offer eligible team members one week of paid parental leave for newborns or newly adopted children (pro-rated based on FTE).
Flexible Payment Options: our voluntary benefit offered through DailyPay offers eligible hourly team members instant access to their earned, unpaid base pay (fees may apply) before payday.
Upfront Tuition Coverage: we provide upfront tuition coverage through FlexPath Funded for eligible team members.
See All 49 Scientist Jobs in St. Louis
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Find Scientist JobsScientist Job Market in St. Louis
Who's Hiring
- Washington University in St. Louis13

- Merck KGaA10

- Inotiv5

- SSM Health5

- Ameren3

Top Industries Hiring
- Education
- Technology & Software
Scientist Jobs in St. Louis: Frequently Asked Questions
How do I get a scientist job in St. Louis?
Target the Cortex Innovation Community and the medical center corridor near Washington University and Saint Louis University, where life sciences, agrochemical, and clinical research employers concentrate most of their hiring. Candidates with wet-lab skills, regulatory experience, or expertise in agricultural biotechnology stand out in this market. Attending local networking events through the St. Louis Regional Chamber or BioSTL also connects you directly with hiring managers at area research organizations.
Which companies hire scientists in St. Louis?
St. Louis scientist roles are posted by Washington University in St. Louis, Merck KGaA, and Inotiv and others right now, based on current listings on Migrate Mate as of August 2026. St. Louis draws a mix of global agrochemical and chemical companies, major academic medical centers, and growing biotech startups, giving scientists a wide range of employer types to target across the metro.
Are there remote scientist jobs in St. Louis?
Yes, though opportunities depend heavily on your specialty, since hands-on lab and field roles require on-site presence while data science, bioinformatics, and regulatory affairs positions are far more remote-compatible. About 50% of scientist openings tied to St. Louis are remote or hybrid as of August 2026, with the strongest remote availability in computational and analytical roles. Clinical and wet-lab positions in St. Louis's medical and agri-science sectors remain predominantly on-site.
How can I get a scientist job in St. Louis with little or no experience?
The most realistic entry path in St. Louis is securing a research assistant or lab technician role at one of the city's academic medical centers or university-affiliated research institutes, where entry-level positions regularly open up. St. Louis biotech startups in the Cortex district also hire junior scientists and co-op participants from local universities. Building hands-on experience with standard laboratory techniques and earning certifications relevant to life sciences or environmental testing strengthens your application considerably in this market.
Which industries hire the most scientists in St. Louis?
The sectors hiring the most scientists in St. Louis are Education and Technology & Software, based on current listings on Migrate Mate as of August 2026. St. Louis's long history as a hub for agricultural research, healthcare, and chemical manufacturing sustains consistent demand across these fields and continues to attract new investment that creates additional scientist openings.
Related Jobs in Missouri
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