Microbiologist - QC Testing

QC Microbiologist I / Scientist IPosition Summary
The QC Microbiologist I / Scientist I supports microbiological testing activities in a cGMP-compliant Quality Control laboratory responsible for the manufacture and release of biological products. This role performs routine microbiological testing, supports validation activities, maintains laboratory documentation, and collaborates with cross-functional teams to ensure quality and regulatory compliance. The ideal candidate has hands-on microbiology laboratory experience, strong attention to detail, and an interest in developing expertise within a regulated pharmaceutical or biotechnology environment.
Perform microbiological testing on water, in-process, environmental, and product samples in accordance with approved procedures.
Conduct bioburden testing, bacterial endotoxin testing (BET), growth promotion testing, biological indicator testing, and maintenance of stock cultures.
Collect, analyze, document, and communicate experimental data, observations, and test results accurately and in compliance with cGMP requirements.
Prepare and maintain laboratory documentation, including test records, logbooks, protocols, reports, and controlled documents.
Assist with investigations related to out-of-specification (OOS), out-of-trend (OOT), and other laboratory events, including root cause analysis and corrective actions.
Coordinate sample receipt, handling, tracking, and disposition activities to ensure timely completion of testing.
Manage laboratory inventory and order supplies in accordance with departmental procedures.
Maintain laboratory equipment, workspaces, and records in a state of inspection readiness.
Collaborate with Quality, Manufacturing, Validation, and other cross-functional teams to support product release and manufacturing operations.
Adhere to all laboratory safety, environmental, and quality requirements.
Bachelor's degree in Microbiology, Biology, Life Sciences, or a related scientific discipline.
Minimum of 6 months of microbiology laboratory experience gained through industry, internships, research projects, academic laboratories, or equivalent experience.
Hands-on experience with aseptic technique and basic microbiological testing methods.
Experience with laboratory sample preparation, handling, documentation, and data collection.
Strong attention to detail and commitment to data integrity and quality.
Experience working in a cGMP, GLP, pharmaceutical, biotechnology, medical device, food, or related regulated environment.
Experience performing bioburden testing, bacterial endotoxin testing (BET), growth promotion testing, environmental monitoring, sterility assurance, or microbial identification testing.
Familiarity with laboratory quality systems and electronic systems such as LIMS, TrackWise, Documentum, or equivalent platforms.
Experience drafting or revising SOPs, protocols, reports, and laboratory documentation.
Knowledge of biologics, pharmaceutical manufacturing, or quality control laboratory operations.
Microbiology Laboratory Operations
Quality Control Testing
Data Collection & Analysis
cGMP & Quality Systems
This role provides an excellent opportunity for early-career scientists to develop expertise in GMP microbiology, biological product testing, validation activities, quality systems, and pharmaceutical manufacturing while working alongside experienced microbiology professionals in a highly regulated environment.

This is a Contract to Hire position based out of Saint Louis, MO.
Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.
If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)
Application Deadline
Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email View email address on click.appcast.io of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.