Senior Lab Technician – Overnight GC/LC-MS Analysis

Viltis; Santa Rosa (CA); On-site; USD 65,000 - 90,000; Full time

Job summary

Viltis in Santa Rosa, CA is seeking a Senior Lab Technician for the 3rd shift (10:00 PM – 6:30 AM) to support an analytical toxicology laboratory. The role involves reviewing data, processing instrument results, maintaining SOP compliance, and ensuring proper documentation and chain of custody.

The ideal candidate has a Bachelor's in Chemistry or related field, at least 1 year in an analytical lab, and experience with GC/MS or LC/MS/MS; LIS familiarity and ability to work overnight in a

Qualifications

• Bachelors degree in Chemistry, Analytical Chemistry, or related scientific field.
• At least 1 year of experience working in an analytical laboratory.
• Ability to safely work with biological specimens, chemicals, and analytical instrumentation.

Responsibilities

• Read, understand, and follow SOPs.
• Identify samples and verify batch sequence accuracy.
• Process instrument data and generate analytic reports.
• Perform first review of GC/MS and/or LC/MS/MS data.
• Enter results into LIS for final review and certification.
• Maintain Chain of Custody and batch documentation.
• Communicate issues to supervisors and escalate as needed.
• Follow safety procedures and maintain a safe working environment.

Skills

Analytical chemistry

Attention to detail

Laboratory instrumentation

Education

Bachelor's degree in Chemistry

Tools

Laboratory Information System (LIS)

Job description

Viltis in Santa Rosa, CA is seeking a Senior Lab Technician for the 3rd shift (10:00 PM – 6:30 AM) to support an analytical toxicology laboratory. The role involves reviewing data, processing instrument results, maintaining SOP compliance, and ensuring proper documentation and chain of custody.

The ideal candidate has a Bachelor's in Chemistry or related field, at least 1 year in an analytical lab, and experience with GC/MS or LC/MS/MS; LIS familiarity and ability to work overnight in a