Microbiology Lab Tech II — 3rd Shift & Growth

Siegfried; Irvine (CA); On-site; USD 36,000 - 41,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Flexible Spending & HSA Options

Life Insurance, STD & LTD

Pet Insurance

401K

Job summary

Siegfried in Irvine, CA is seeking a Microbiology Lab Technician for the 3rd shift (10:00 PM – 6:30 AM, Sunday night through Friday morning). The role focuses on routine microbiological testing, environmental monitoring, and GMP‑compliant documentation in a cGMP pharmaceutical environment.

You will perform EM activities, water sampling, media prep, autoclaving, data recording, and collaboration with Quality and Manufacturing to support production schedules.

Qualifications

• High School Diploma or equivalent required.
• Associate degree or coursework in Microbiology, Biology, Chemistry, or a related scientific field strongly preferred.
• 1-3 years of experience in a microbiology laboratory environment; pharma/biotech/medical device experience preferred.

Responsibilities

• Perform routine microbiological testing in accordance with approved SOPs and cGMP requirements.
• Conduct Environmental Monitoring (EM) activities, including: Viable air sampling, Surface monitoring, Personnel monitoring, Non-viable particulate monitoring.
• Collect and process water samples for microbiological analysis.
• Support sample preparation, incubation, and documentation activities.
• Perform media preparation, sterilization, and autoclaving of laboratory materials and supplies.
• Maintain laboratory cleanliness, organization, and housekeeping in accordance with GMP standards.
• Retrieve samples, supplies, and testing materials from the warehouse to support laboratory operations.
• Operate and monitor autoclave equipment for sterilization of media, glassware, and laboratory materials.
• Accurately document laboratory activities, observations, and test results in notebooks, worksheets, and electronic systems.
• Review laboratory records for completeness and compliance with Good Documentation Practices (GDP).
• Trend environmental monitoring data and communicate potential adverse trends to supervision.
• Verify equipment calibration status prior to use and ensure equipment is operating properly.
• Communicate equipment issues or maintenance needs to management promptly.
• Collaborate with Quality, Manufacturing, and other departments to support production schedules and project timelines.
• Participate in laboratory investigations, corrective actions, and continuous improvement initiatives as assigned.
• Perform additional duties as assigned by management.

Skills

Microbiology techniques

Aseptic practices

cGMP knowledge

GDP knowledge

Written procedures

Attention to detail

MS Office (Word/Excel)

Communication skills

Teamwork

Education

High school diploma

Associate degree in Microbiology/Biology/Chemistry

Job description

Siegfried in Irvine, CA is seeking a Microbiology Lab Technician for the 3rd shift (10:00 PM – 6:30 AM, Sunday night through Friday morning). The role focuses on routine microbiological testing, environmental monitoring, and GMP‑compliant documentation in a cGMP pharmaceutical environment.

You will perform EM activities, water sampling, media prep, autoclaving, data recording, and collaboration with Quality and Manufacturing to support production schedules.