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Screening Chemist

GENERAL STATEMENT OF RESPONSIBILITY: Analyze urine, oral fluid and sweat patch aliquots for the presence of drugs. 

Level 1
  • Operate, monitor, maintain, calibrate, troubleshoot, and record needed documentation on instrumentation; Tecan, Beckman, microplate reader, microplate washer, refractometer, and pH meter.
  • Proper material labeling, pipetting of controls and samples, transfer and entering of sequences onto designated instruments for analysis, loading of samples on to instruments.
  • Receive and prepare urine, oral fluids and sweat patch aliquots for testing.
  • Identify aliquots by batch for computer download.
  • Operate automated analyzer during testing.
  • Prepare quality control, maintenance, reagent and other equipment records to document proper execution of procedures in each of these areas.
  • Review and document proper execution of testing procedures.
  • Release properly reviewed results to the LIMS.
  • Maintain and protect the confidentiality of all CRL, CRL subsidiaries, legal entities and client information.
  • Be able to comply with all applicable federal, state, and local safety and health regulations that would apply to this job.
  • Keep work area neat and clean.
Other duties as assigned
  • denotes essential job function
Level 2:  achieved at 1 year anniversary in Screening/Confirmation
Level 3:  achieved at 2 year anniversary in Screening/Confirmation

EDUCATION: A doctoral, master’s, or bachelor’s degree in a chemical, physical, biological or clinical laboratory science or medical technology from an accredited institution; or an associate degree in a chemical, physical or biological science or medical laboratory technology from an accredit institution; or a high school diploma or equivalent and have successfully completed an official military medical laboratory procedures course of at least 50 weeks duration and have held the military enlisted occupational specialty of Medical Laboratory Specialist (Laboratory Technician).


  • Able to perform analytical technological functions, i.e., communication, analytical thought, mechanical ability
  • Ability to be at work and on time
  • Ability and judgment to interact and communicate appropriately with other employees, clients and management

  • Constant moving around laboratory area.
  • Lifting and maneuvering reagent bottles (up to 10 lbs.) over shoulder height.
  • The ability to discriminate between different colors visually is considered an essential function for the position.

EQUIPMENT: Must operate and maintain automated testing instrumentation

OTHER:  Must be able to work overtime as necessary to complete workload. Rotation may include Saturday shift.
The employer shall, in its discretion, modify or adjust this position to meet the company’s changing needs.
This job description is not a contract and may be adjusted as deemed appropriate in the employer’s sole discretion.
  • denotes essential job function