Sr. Microbiologist

About the job:

The Sr. Microbiologist performs microbiological testing and supports laboratory operations to ensure products meet quality, regulatory, and safety standards in a cGMP environment.

We’re looking for someone who:

• Holds a bachelor’s degree in Microbiology, Biology, or a related scientific field
• Has 5–8 years of pharmaceutical or biotechnology laboratory experience in a cGMP environment
• Is experienced with microbiological testing following USP, ISO, and AAMI standards
• Has a strong understanding of cGMP, GLP, GDP, FDA regulations, and quality systems
• Is proficient in sterility, bioburden, endotoxin, microbial enumeration, antimicrobial effectiveness, and growth promotion testing
• Demonstrates excellent analytical, organizational, and problem-solving skills
• Communicates effectively through technical documentation and cross-functional collaboration
• Is proficient in Microsoft Office and laboratory software
• Can manage multiple priorities while maintaining exceptional attention to detail
• Has experience with aseptic processing and sterile manufacturing environments
• (Preferred) Has experience with microbiological method development, validation, verification, and method transfer
• (Preferred) Has experience training laboratory personnel and supporting audits, inspections, or contract laboratories

What you’ll do:

• Perform routine microbiological testing on raw materials, in-process samples, finished products, and stability samples
• Conduct sterility, bioburden, endotoxin, microbial enumeration, antimicrobial effectiveness, and growth promotion testing
• Prepare microbiological media, reagents, and maintain laboratory inventory and supplies
• Operate, calibrate, maintain, and troubleshoot laboratory equipment
• Maintain accurate laboratory documentation in compliance with cGMP and Good Documentation Practices
• Review microbiological data and report out-of-specification, out-of-trend, or atypical results
• Follow approved SOPs, laboratory safety practices, and aseptic techniques
• Support investigations, deviations, CAPAs, change controls, validation studies, and stability programs
• Collaborate with Quality, Manufacturing, Engineering, and R&D teams to support production and quality initiatives
• Maintain compliance with FDA, ISO, USP, and other applicable regulatory standards
• Assist with microbiological method development, validation, verification, and transfer activities
• Prepare and revise SOPs, validation protocols, test methods, and technical reports 
• Support laboratory equipment qualification (IQ/OQ/PQ) and perform data trending and process improvement activities 
• Train and mentor laboratory personnel and coordinate testing with qualified contract laboratories 
• Support internal audits, regulatory inspections, and continuous improvement projects 

Why you’ll love working here:

● Weekly pay
● Paid sick leave
● Health, vision, dental, pet insurance, and more