Quality Control Microbiologist
Location: Farmingdale, NJ
Employment Type: Full-Time/On Site
Pay Rate: $65,000.00 – $75,000.00 Annually
NutraStar is a fast-growing contract manufacturer specializing in the formulation and production of high-quality nutraceuticals. With more than 300 employees and a reputation built on customer service, precision, quality, and innovation, we serve some of the most respected brands in the health and wellness industry. Our continued investment in people, technology, and infrastructure drives our rapid growth and positions us as a leader in our field
About the Role:
NutraStar is seeking a highly skilled and detail-oriented QC Microbiologist to join our Quality Control Laboratory team. This role is responsible for performing a broad range of microbiological tests to ensure the quality, safety, and compliance of raw materials, components, and finished products. The QC Microbiologist plays a key role in maintaining laboratory compliance with cGMP, FDA, ISO/IEC 17025, and food safety standards.
This position requires strong analytical skills, excellent documentation practices, and the ability to support after-hours testing when necessary.
Key Responsibilities
• Perform microbiological testing of raw materials and finished products following established SOPs and specifications.
• Conduct microbial enumeration and identification, water quality testing, method development, and validation activities.
• Manage sample receipt, handling, tracking, and archival.
• Lead and support Out of Specification (OOS) and Awaiting Disposition investigations, including root cause analysis and corrective actions.
• Prepare and review test records and Certificates of Analysis (COAs).
• Maintain laboratory documentation, inventory, equipment, and biosafety compliance.
• Prepare and coordinate samples requiring external microbiological testing.
• Operate and maintain laboratory equipment, including autoclaves, incubators, and other analytical systems.
• Follow all safety protocols, including PPE requirements and biohazard procedures.
• Support after-hours sample processing and critical testing as needed.
• Collaborate with cross-functional teams across Quality, Production, and R&D.
Qualifications
• Bachelor’s degree in microbiology, Biology, or a related field.
• Proficiency in microbiology; nutraceutical or pharmaceutical experience preferred.
• Experience conducting OOS investigations required; bench-level microbiology strongly preferred.
• Experience with microbial identification methods (plating, microscopy, rapid ID systems) is a plus.
• Familiarity with cGMP, FDA, ISO/IEC 17025, and food safety regulations.
• Strong attention to detail, documentation accuracy, and time management skills.
• Ability to work independently and collaboratively.
• Proficiency in Microsoft Office Suite, SharePoint, and laboratory information systems.
• Ability to work in a laboratory environment exposed to powders, chemicals, and potential allergens.
Physical Requirements
• Ability to stand for extended periods.
• Ability to occasionally lift, push, or pull up to 50 lbs.
• Capability to work in a manufacturing plant environment and perform repetitive motions.
Why Join NutraStar?
NutraStar is an equal opportunity employer. Employment at our Company is based solely on job-related qualifications: we recruit, hire, train, promote and compensate our employees and provide all other conditions of employment including company sponsored events without regard to race, color, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth and related medical conditions), gender identity or gender expression (including transgender status), sexual orientation, marital status, military service and veteran status, physical or mental disability, protected medical condition as defined by applicable state or local law, genetic information, or any other characteristic protected by applicable federal, state, or local laws and ordinances (referred to as “protected characteristics”). Employment actions are based upon our operating needs and individual employee or applicant merit, including but not limited to: qualifications, experience, ability, availability, cooperation and job performance.
Published Date: May 14th, 2026