Microbiology Lab Technician II (3rd Shift)

Employer
Siegfried
Location
Irvine, CA
Posted date
Sep 29, 2026
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Job Details

"Expect to grow", personally and professionally: At Siegfried, we offer exciting challenges and ample opportunities to showcase your talents. As a trusted and respected partner to the pharmaceutical industry, we uphold the highest standards in safety, quality and sustainability, while fostering a culture that empowers you to thrive. Join a rapidly expanding global company, where diverse perspectives and experiences come together in a collaborative environment. Here, you'll find a workplace that values both collective success and your individual contributions—offering long-term opportunities to grow and make an impact.

Your Role:

Your Profile:

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.

  • Conduct precut and support activities required for environmental monitoring programs.

  • 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.

Required Knowledge, Skills and Abilities

Education:

  • High School Diploma or equivalent required.

  • Associate degree or coursework in Microbiology, Biology, Chemistry, or a related scientific field strongly preferred.

Experience:

  • 1-3 years of experience in a microbiology laboratory environment.

  • Experience in pharmaceutical, biotechnology, medical device, food, or contract testing laboratories preferred.

  • Experience performing environmental monitoring in controlled environments is a plus.

By clicking apply, your email address will be shared with the employer.