Analytical Chemist I
The Analytical Chemist I at Confidential Client is responsible for preparing specimens and performing confirmation assays for routine drug testing using advanced instruments such as LC-MS/MS and GC-MS. This entry-level role involves data review, laboratory maintenance, and collaboration with other departments to ensure accurate toxicology testing, contributing to substance use disorder monitoring and recovery efforts.
About Careertakes
👉 Important disclosure: Careertakes is a third-party recruiting platform supporting this hiring process. If selected, you will be employed directly by our client, Scientific & QA.
Applicants for this role may also receive access to additional matched opportunities through the Careertakes platform.
Position overview
Confidential Client is hiring an Analytical Chemist I to join a regional laboratory team serving the St. Louis area. This is an excellent entry-level/full-time laboratory role for candidates with a Bachelor’s degree in a scientific field who want hands-on experience with LC-MS/MS and GC-MS instrumentation in a toxicology testing environment.
What You’ll Do
This role focuses on routine specimen preparation, instrument interfacing, data review, and general laboratory support. Responsibilities include:
- Prepare and locate patient samples and perform confirmation assays following Standard Operating Procedures.
- Operate and interface with analytical instruments including LC-MS/MS and GC-MS (and Tecan liquid handlers).
- Review LC-MS and GC-MS data prior to forwarding to data certifiers.
- Communicate cross-functionally to resolve issues that impede testing or sample flow.
- Assist in training and mentoring new staff on sample prep, instrument operation, and data review.
- Maintain lab supplies and perform general lab upkeep (cleaning glassware, restocking pipette tips/vials/tubes).
- Prepare reagents and maintain accurate records.
- Follow all security and confidentiality procedures for donor/patient information.
- Perform other duties as assigned by supervisor.
Schedule & Location
- Location: Robertson, MO (serving the broader St. Louis lab region)
- Schedule: Full-time (40+ hours/week)
- Typical shift: 5:00 PM – 1:30 AM (shift options may vary)
Minimum Qualifications
- Bachelor’s Degree in Chemistry, Biology, Biochemistry, or a related scientific field (required).
- Ability to work safely with laboratory instruments, chemicals, and biological samples.
- Strong attention to detail and ability to follow SOPs precisely.
- Authorized to work in the U.S.
Preferred Qualifications
- 1–3+ years operating and reviewing data from LC-MS/MS (ABSciex experience preferred).
- Experience with GC-MS and/or both LC-MS/MS and GC-MS workflows.
- Previous experience in a biological/toxicology laboratory environment.
- Strong communication skills and ability to work in a fast-paced lab.
Compensation & Benefits
- Pay: $22.00 per hour.
- Company-paid training program.
- Uniform allowance after training.
- Referral bonus eligibility.
- Competitive full-time benefits for employees working over 30 hours/week, including medical, dental, vision, short- and long-term disability, life insurance contributions, 401(k) with employer match, and PTO (including 3 weeks in year one).
- Annual raises, earned-wage access, and other employee perks.
Physical & Other Requirements
- Ability to lift/carry up to 10 lbs and perform routine lab physical tasks (standing, reaching, fine motor coordination).
- Ability to sit/stand for extended periods and use computers and lab equipment regularly.
- Must adhere to all confidentiality and security procedures.
Equal Employment Opportunity
Confidential Client is committed to equal employment opportunity. Employment decisions are based on business needs, job requirements, and individual qualifications without regard to protected characteristics. Reasonable accommodations are available for applicants and employees as required by law.
Equal Opportunity & Hiring Transparency
Careertakes and our client are Equal Opportunity Employers committed to building a diverse and inclusive workforce. We prohibit discrimination or harassment of any kind. To support a fair and efficient hiring process, AI tools may be used to assist with application review or resume screening. These tools do not replace human decision-making. Final hiring decisions are made by people.
If you have questions about how your data is used, please contact us directly.
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