Scientist II, Quality Control - Microbiology

Catalent; Saint Petersburg (FL); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Medical, dental, and vision benefits

Tuition Reimbursement

Competitive PTO and holidays

Job summary

Catalent is seeking a Scientist II in Quality Control - Microbiology in St. Petersburg, FL.

This hands-on laboratory position focuses on microbiological testing of raw materials, in-process materials, finished products, stability, and validation samples, with responsibilities for environmental monitoring and data integrity in a cGMP environment. The role requires a strong microbiology background, excellent technical writing, and ability to work with LIMS.

Qualifications

• Bachelor or higher degree in microbiology or related life sciences is required.
• Extensive hands-on microbiology testing experience in regulated labs (pharma/biotech/dietary supplement).
• Experience with environmental monitoring and trending data.
• Strong technical writing and ability to review/test records and reports for accuracy.

Responsibilities

• Perform microbiological testing of raw materials, in-process materials, finished products, stability, and validation samples.
• Support environmental monitoring programs and data integrity under cGMP.
• Write and revise SOPs, methods, and technical reports; participate in investigations and CAPAs.
• Interpret results, review calculations in LIMS, and assist with equipment qualification and safety.

Skills

Microbiology testing

Environmental monitoring

Data integrity

Technical writing

Education

Bachelor of Science in Microbiology or related life science

Tools

LIMS

USP methods

Job description

About Site

St. Petersburg in the primary softgel development and manufacturing facility in North America. The site has the capability to develop lipid formulations in a dedicated pilot plant which supports rapid transition from laboratory scale to clinical supply. Liquid in bottle, as well as Liquid fill Hard shell capabilities at the facility provide diversification and offerings that increase the speed to clinic. Within the Catalent network, we offer a broad range of integrated formulation and analytical services to solve your most difficult development and manufacturing challenges. Our analytical laboratory provides a full service offering from development of analytical methods to routine QC testing, supporting commercial and development stability studies. With capacity to generate over 18 billion softgels per year and servicing over 100 markets globally, the St. Petersburg site can handle any Over the Counter (OTC), Prescription (Rx), Medical Device, Controlled Substance, or Dietary Supplement manufacturing needs. The facility also contains a segregated hormone manufacturing area that meets current regulatory requirements. In addition to the manufacturing of traditional animal based gelatin softgels, St. Petersburg site manufactures products in non-gelatin based OptiShell® and Vegicaps® to expand the range of molecules that can be encapsulated.

About Site

St. Petersburg in the primary softgel development and manufacturing facility in North America. The site has the capability to develop lipid formulations in a dedicated pilot plant which supports rapid transition from laboratory scale to clinical supply. Liquid in bottle, as well as Liquid fill Hard shell capabilities at the facility provide diversification and offerings that increase the speed to clinic. Within the Catalent network, we offer a broad range of integrated formulation and analytical services to solve your most difficult development and manufacturing challenges. Our analytical laboratory provides a full service offering from development of analytical methods to routine QC testing, supporting commercial and development stability studies. With capacity to generate over 18 billion softgels per year and servicing over 100 markets globally, the St. Petersburg site can handle any Over the Counter (OTC), Prescription (Rx), Medical Device, Controlled Substance, or Dietary Supplement manufacturing needs. The facility also contains a segregated hormone manufacturing area that meets current regulatory requirements. In addition to the manufacturing of traditional animal based gelatin softgels, St. Petersburg site manufactures products in non-gelatin based OptiShell® and Vegicaps® to expand the range of molecules that can be encapsulated.

Position Summary

We have an opportunity for a Scientist II, Quality Control - Microbiology to join our team. The role involves performing microbiological testing of raw materials, in-process materials, finished products, stability, and validation samples according to approved methods and procedures. The position supports environmental monitoring, method suitability, and data integrity in compliance with cGMP standards. This is a hands‑on laboratory role requiring strong technical expertise and attention to detail.

Shift: Standard Hours, Monday through Friday

Location: St. Petersburg, FL

100% Onsite

The Role

• Perform microbiological testing of raw materials, in-process materials, finished products, stability, and validation samples according to approved methods, procedures, protocols, specifications, and compendial requirements.
• Conduct preparatory testing, method suitability, and nonsterile product testing in accordance with USP , USP , and USP , including sample preparation, dilution, neutralization, recovery, and testing conditions.
• Perform microbiological testing of purified/potable water, compressed gases, manufacturing areas, utilities, and environmental samples; conduct environmental monitoring and statistical trending of EM data.
• Cultivate, recover, isolate, and perform preliminary characterization of bacteria, yeast, and mold, including Gram staining and colony morphology; maintain stock/reference cultures and challenge organisms.
• Prepare microbiological media, reagents, diluents, neutralizers, and test organisms; support growth promotion testing, method transfers, suitability, verification, qualification, and validation activities.
• Interpret, document, and report microbiological results in LIMS and other electronic laboratory systems; perform technical review/auditing of calculations, test records, data, and reports for accuracy, cGMP compliance, and data integrity.
• Initiate, conduct, and write laboratory investigations for microbiological excursions, atypical results, deviations, invalid tests, and environmental monitoring events; evaluate root cause and support corrective/preventive actions.
• Write and revise SOPs, methods, protocols, investigations, and technical reports; support equipment qualification, training, audits/inspections, laboratory safety, inventory, and special projects while working independently with minimal supervision.
• Other duties as assigned.

The Candidate

Minimum Requirements

• Bachelor of Arts or Bachelor of Science with college coursework in Microbiology, Biology, Biological Sciences, or a related life‑science discipline.
• At least eight years of experience in a microbiology, pharmaceutical, biotechnology, dietary supplement, or other regulated laboratory environment.
• Extensive hands‑on experience with microbiological testing of raw materials and finished products, including preparatory testing, method suitability, recovery assessments, microbial enumeration, and specified microorganism testing in a cGMP laboratory.
• Strong working knowledge and hands‑on experience with USP , USP , and USP ; experience testing nonsterile pharmaceutical products is strongly preferred.
• Experience with environmental monitoring, including viable air and surface monitoring, and demonstrated ability to statistically trend EM data using approved software and communicate meaningful trends and emerging adverse conditions.
• Experience with microbiological testing of pharmaceutical water systems and manufacturing utilities; aseptic microbiological laboratory techniques; preparation and handling of media, reagents, diluents, neutralizers, and test organisms; growth promotion testing; reference culture handling; and autoclave/sterilization practices.
• Knowledge of bacterial, yeast, and mold recovery, isolation, and preliminary characterization, plus experience coordinating isolate identification through qualified contract laboratories, including handling, documentation, shipment, and review of identification results.
• Extensive experience conducting and writing microbiological laboratory investigations, including excursions, deviations, atypical results, and invalid tests; ability to evaluate root cause and support appropriate corrective and preventive actions.
• Strong technical writing skills and demonstrated experience writing or revising SOPs, microbiological test methods, protocols, investigations, and technical reports.
• Vision requirements include ability to differentiate color (Pass the Ishihara Color Vision Screening) and obtain 20/30 acuity in both far and near vision with or without corrective lenses. For Catalent’s in‑house screening, the acceptable score is to identify at least 4 of 6 numbers in the circles.
• Ability to work extended hours or off‑hours as required.

Preferred Skills & Background

Writing laboratory investigations and USP preparatory testing/qualification for chapters and strongly preferred.

Why You Should Join Catalent

• Positive and fast‑paced working environment focusing on continually improving processes to remain innovative and dynamic.
• Competitive Paid Time Off plus 8 paid holidays.
• Medical, dental, and vision benefits effective day one of employment.
• Tuition Reimbursement – support to finish your degree or earn a new one.
• Employee Resource Groups focusing on Diversity and Inclusion.
• Environmentally friendly, community engagement green initiatives including regular participation in Beach Clean‑up.
• Defined career path and annual performance review and feedback process with potential for career growth on an expanding team within an organization dedicated to preserving and bettering lives.
• WellHub program to promote overall physical and mental wellness.
• Perkspot offers exclusive or private discounts from approximately 900+ merchants in a wide array of categories.

Catalent offers rewarding opportunities to further your career! Join the global drug development and delivery leader and help us bring over 7,000 life‑saving and life‑enhancing products to patients around the world. Catalent is an exciting and growing international company where employees work directly with pharma, biopharma and consumer health companies of all sizes to advance new medicines from early development to clinical trials and to the market. Catalent produces more than 70 billion doses per year, and each one will be used by someone who is counting on us. Join us in making a difference.

personal initiative. dynamic pace. meaningful work.

Catalent is an Equal Opportunity Employer, including disability and veterans.

If you require reasonable accommodation for any part of the application or hiring process due to a disability, you may submit your request by sending an email, and confirming your request for an accommodation and include the job number, title and location to [e-mail]. This option is reserved for individuals who require accommodation due to a disability. Information received will be processed by a U.S. Catalent employee and then routed to a local recruiter who will provide assistance to ensure appropriate consideration in the application or hiring process.

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It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law may be subject to criminal penalties and civil liability. Consistent with Massachusetts law, Catalent does not require or administer lie detector tests as a condition of employment or continued employment.