About The Position

The Laboratory Assistant is a full-time role in Onterris’s Sample Receiving / PUSH Team, based at the company’s Orange, California laboratory. The role supports laboratory operations by preparing and handling samples, entering data, maintaining accurate records, and keeping the laboratory clean. The position works with a team of professionals in a quality-driven environment and contributes to timely scientific results. The schedule is Monday through Friday, 11:00 a.m. to 7:30 p.m. Compensation is $20.00–$22.00, commensurate with experience, skills, and geographic location.

Requirements

  • High school diploma.
  • Knowledge of basic laboratory techniques, including PPE, use of a balance, pipetting, and glassware handling.
  • Basic Excel skills.
  • Ability to follow directions and work in a team setting.
  • Comfort working with strong acids and solvents.
  • Excellent communication skills.
  • Detail-oriented.

Nice To Haves

  • Prior laboratory experience; it is preferred but not required for this entry-level position.
  • Knowledge of analytical methods, analytical instruments, general laboratory practices, and laboratory safety.
  • Ability to work independently and in a team.
  • Good organizational skills.

Responsibilities

  • Prepare and weigh samples for digestion or extraction, including weighing soils, making composites, crushing samples, incremental sampling, and product sampling.
  • Enter data.
  • Perform facility housekeeping and maintenance.
  • Perform support tasks as needed.
  • Comply with the Onterris Quality Assurance Program and other policies.
  • Comply with the Onterris Health and Safety Plan.
  • Perform other duties as assigned by the Group Leader or Lab Director.
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