Microbiologist I - Sterile

RXinsider LTD.; Houston (TX); On-site; USD 60,000 - 75,000; Full time

Job summary

Eagle Analytical is seeking a Microbiologist I to operate in a cleanroom laboratory, performing routine microbiological testing, environmental monitoring, and sample handling with strict adherence to cGMP and cGLP. You will support continuous improvement, ensure data integrity, and collaborate across QA, client care, and internal teams.

The role requires a Bachelor’s degree in Biology or Microbiology (or equivalent) and experience with sterile testing and lab protocols.

Qualifications

• Bachelor’s degree in Biology, Microbiology, or related field or equivalent experience.
• Experience in sterility testing and cleanroom operations preferred.
• Strong understanding of microbiological principles and lab protocols.
• Proficiency with laboratory data entry and data management systems.
• Excellent attention to detail and adherence to SOPs and safety regulations.

Responsibilities

• Operate independently in a cleanroom laboratory performing routine microbiological testing and environmental monitoring.
• Perform sterility testing and endotoxin testing on samples.
• Monitor clean rooms and interpret environmental monitoring plates.
• Maintain chain of custody for samples and manage aliquoting, storage, receipt and shipping.
• Enter data in compliance with cGMP and cGLP and maintain accurate records.

Skills

Sterility testing

Environmental monitoring

cGMP / cGLP compliance

Data entry / data management

Documentation

Team collaboration

Training onboarding

Laboratory operations

Education

Bachelor’s degree in Biology/Microbiology or related field

Tools

LIMS

Job description

Position Summary

The Microbiologist I operates independently in a cleanroom laboratory setting to perform routine microbiological testing, environmental monitoring, and sample handling in compliance with regulatory standards. This role ensures accurate and timely testing while maintaining strict adherence to cGMP, cGLP, and company SOPs. The position also supports continuous improvement initiatives, proper documentation, and cross-functional collaboration.

What You Will Do

• Operate independently while maintaining a high level of responsibility for assigned tasks, conducting routine testing on samples—including sterility and endotoxin testing—in a timely manner to ensure compliance with regulatory standards.
• Perform routine environmental monitoring of clean rooms, including the reading and interpretation of environmental monitoring (EM) plates.
• Check method suitability for sterility tests and assist in troubleshooting any issues related to laboratory procedures.
• Maintain the proper chain of custody for all samples, effectively managing aliquoting, storage, receipt, and shipping processes.
• Participate in clean lab operations, preventive actions, and continuous improvementprograms to reduce operating costs and enhance efficiency.
• Enter and verify data in compliance with current Good Manufacturing Practices (cGMP) and current Good Laboratory Practices (cGLP), ensuring data integrity and accuracy.
• Maintain various logbooks and documentation in accordance with Standard Operating Procedures (SOPs).
• Support the training and onboarding of new team members to ensure their competency and compliance with laboratory procedures.
• Communicate effectively across departments—including Quality Assurance, Client Care, and other internal teams—to ensure smooth workflow and alignment with company objectives.

Who You Are

• Bachelor’s degree in Biology, Microbiology, or a related field, or equivalent relevant experience.
• Preferred experience in sterility testing and cleanroom operations; experience in cGLP and/or cGMP regulated laboratory environments is a plus.
• Strong understanding of microbiological principles, techniques, and laboratory protocols, with the ability to clearly communicate technical information.
• Proficiency in laboratory data entry and laboratory information or data management systems.
• Excellent attention to detail, strong organizational skills, and the ability to maintain accurate documentation in compliance with company policies, SOPs, and safety regulations.
• Ability to manage time effectively, maintain focus, meet established timelines, and adapt to new processes and skills as required.
• Ability to work independently with minimal supervision as well as collaboratively in a team environment, following instructions accurately and communicating effectively across disciplines.
• Ability to execute tasks in a cleanroom environment; head-to-toe PPE (including full bunny suit) is required at all times.
• Ability to stand for extended periods while conducting testing procedures, with the physical dexterity to perform testing accurately and precisely.
• Frequent use of laboratory equipment and routine exposure to chemicals in a controlled, regulated setting.

Who We Are

Serving customers since 2004, Eagle offers the highest quality in preparation testing for sterility, bacterial endotoxins, microbial detection, beyond-use dating (BUD) determination and active ingredient potency. State-of-the-art equipment, combined with the experience and knowledge of our team, makes Eagle the best choice for all testing needs. The Eagle team is committed not only to performing the best quality control testing, but also working relentlessly with our customers on solutions if tests receive unexpected results. Learn more at www.eagleanalytical.com.