Sample Preparation Scientist/Clinical Laboratory Scientist

Dominion Diagnostics•North Kingstown, RI
•Onsite

About The Position

Dominion Diagnostics is hiring a Sample Preparation Scientist in its clinical toxicology laboratory at its headquarters in North Kingstown, Rhode Island. The role prepares urine and oral fluid samples for drug confirmation testing and organizes samples into assay batches using robotic liquid-handling instrumentation, including through dilution and extraction. It also includes minor reagent preparation and building and submitting batches across several LC-MS/MS platforms. The position works full-time, 40 hours per week, Wednesday through Saturday from 2:00 p.m. to 12:00 a.m. The laboratory provides testing in areas including toxicology, chemistry, hematology, serology, infectious disease, and immunology. The role supports accurate, timely laboratory reporting and requires compliance with documented procedures, safety practices, HIPAA, and applicable regulations.

Requirements

  • An associate’s or bachelor’s degree in Medical Laboratory Science, or a bachelor’s degree in Biological Science or Chemical Science; transcripts are subject to review.
  • Excellent laboratory skills and an analytical mindset.
  • Strict attention to detail and quality procedures.
  • Strong organizational and communication skills.
  • Commitment to providing clients and their patients with accurate test results in a timely manner.
  • Ability to stand for periods of time.
  • Ability to work overtime as needed.
  • Physical stamina to stand for long periods and to walk, bend, and reach while performing tests and managing equipment.
  • Ability to perform repetitive manual tasks using hands and fingers for extended periods.
  • Ability to handle small tools, instruments, and laboratory equipment precisely.
  • Ability to wear PPE, including lab coats, masks, gloves, and eye protection.
  • Ability to handle chemicals safely.
  • Ability to lift up to 20 pounds.
  • Authorization to work for any employer in the United States; visa sponsorship is not available.

Responsibilities

  • Prepare samples for analysis using complex instrumentation, including automated liquid handlers.
  • Ensure proper handling of patient samples.
  • Perform basic LC-MS instrument operations.
  • Maintain testing workflow to support accurate and timely laboratory reporting.
  • Document corrective and preventative actions in testing procedures using good documentation practices.
  • Maintain complete and accurate instrument logs and laboratory records.
  • Build knowledge and proficiency in laboratory instrumentation, maintenance, and troubleshooting, including robotic handling and LC-MS/MS.
  • Assist with other laboratory duties as needed.
  • Assist in training new employees.
  • Prepare solutions, reagents, standards, and controls according to documented standard operating procedures.
  • Follow safety, HIPAA, and regulatory compliance standards.

Benefits

  • Medical, dental, and vision coverage.
  • 401(k) plan with employer match.
  • Paid time off.
  • Employer-paid life and disability insurance, with additional buy-up coverage options.
  • Tuition and continuing education reimbursement.
  • Voluntary benefits, including pet insurance.
  • Annual bonus may be paid to eligible employees based on organizational and individual performance; the position is bonus eligible.
  • Employee Assistance Program for employees and family members, including resources for work/life solutions, one free legal consultation, and referrals for emotional support or counseling.
  • Free access for technical staff to MediaLab continuing education classes and P.A.C.E.-approved credits.
  • Dominion Diagnostics is closed on Memorial Day, Independence Day, Labor Day, Thanksgiving, Christmas, and New Year’s Day.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service