Posted August 23, 2026
Pesticides Analytical Chemist - LC-MS/MS & GC-MS
Optiq Health Labs
Santa Ana, CA, US
Full Time
Job Description
Job Description
Key Responsibilities
- Analyze cannabis compliance & R&D samples for pesticide testing.
- Prepare calibration standards, quality control samples, and analytical batches.
- Perform instrument calibration, tuning, preventative maintenance, and routine troubleshooting.
- Accurately document testing activities in laboratory notebooks, instrument logs, worksheets, and laboratory systems.
- Maintain assigned laboratory instruments and equipment in a state of readiness.
- Follow established SOPs, analytical methods, quality requirements, and laboratory safety procedures.
- Maintain a clean, organized, and inspection-ready laboratory workspace.
Required Qualifications
- Bachelor’s degree in Chemistry, Biochemistry, Chemical Engineering, Biology, or a related scientific field. Relevant analytical laboratory experience may be considered in place of formal education.
- Minimum 2 years of analytical laboratory experience, preferably in a regulated testing environment.
- Demonstrated hands-on experience operating LC-MS/MS and/or GC-MS systems.
- Ability to recognize abnormal analytical results and troubleshoot potential instrument, calibration, preparation, or method-related issues.
- Strong attention to detail and ability to maintain complete and accurate laboratory records.
- Ability to follow controlled procedures and work independently while meeting laboratory turnaround requirements.
Preferred Qualifications
- Experience with Shimadzu LC-MS/MS or GC-MS instrumentation.
- Experience with SCIEX mass spectrometry platforms and software.
- Experience working in an ISO/IEC 17025-accredited or similarly regulated laboratory.
- Experience performing instrument maintenance and advanced troubleshooting.
