Microbiology Job at GSK, UK | Microbiological Technologist | Apply Online
How do microbiological tests help ensure medicines meet quality and safety standards? This microbiology job at GSK in Barnard Castle, Durham, UK, involves testing materials and products, monitoring laboratory environments, and investigating unexpected results. The full-time, onsite opportunity is offered as a secondment or fixed-term contract until the end of 2027.
- Position: Microbiological Technologist
- Location: Barnard Castle, Durham, United Kingdom
- Job ID: 450410
- Category: Quality
- Employment Type: Full-time, onsite
About The Company
GSK is a global biopharmaceutical company focused on specialty medicines and vaccines. Its research spans respiratory, immunology and inflammation, oncology, HIV, and infectious diseases, supported by manufacturing and supply operations that deliver medicines and vaccines to patients.
Microbiology Job Description
The Microbiological Technologist will support medicine quality and safety through routine microbiological testing and accurate reporting. Working with manufacturing, quality, and technical teams, the selected candidate will help maintain reliable laboratory operations and investigate testing issues.
The role also involves supporting method validation, transfer, and improvement while developing technical skills and taking on increasing responsibilities.
Key Responsibilities
- Perform routine microbiological testing of raw materials, in-process samples, and finished products, along with environmental monitoring.
- Maintain, calibrate, and troubleshoot laboratory instruments to support data accuracy.
- Record, analyze, and report results using laboratory information systems.
- Support investigations into deviations, out-of-specification results, and non-conformances to identify root causes.
- Assist with validating, transferring, and improving microbiological methods and procedures.
Educational Requirements and Eligibility For Microbiology Job
- Qualification: Bachelor’s degree or higher in Microbiology, Biology, Biomedical Science, or a related scientific discipline.
- Experience: Practical experience in a regulated laboratory environment, including microbiological testing.
- Knowledge of Good Manufacturing Practice (GMP) and Good Laboratory Practice (GLP).
Skills and Qualifications
- Proficiency with incubators, autoclaves, microscopes, and microbiological media preparation.
- Ability to follow detailed procedures accurately and work independently when needed.
- Strong communication and collaboration skills.
- Attention to detail, practical problem-solving, and commitment to data integrity.
Preferred Qualifications
- Pharmaceutical experience in sterility, bioburden, endotoxin testing, or environmental monitoring.
- Familiarity with LIMS and electronic data capture tools.
- Understanding of microbiological method validation and regulatory compliance.
- Experience in laboratory investigations and root cause analysis.
- Interest or experience in Lean, Six Sigma, or other continuous improvement approaches.
- Ability to contribute to cross-department projects or audits.
Microbiology Job – Development Opportunities
The role offers opportunities to strengthen microbiological testing skills and gain experience in investigations and method improvement. Salary and specific benefits are not stated in the supplied posting.
Microbiology Job – Application Details
- Application Deadline: November 5, 2026, at close of business.
- Contract: Secondment or fixed-term appointment until the end of 2027.
- Work Schedule: Fully onsite at Barnard Castle, five days per week.
- Application Documents: CV and a brief note explaining your interest in the role.
Interested in applying your laboratory experience to pharmaceutical quality? This microbiology job at GSK combines routine testing, investigations, and method development support within a regulated environment. If your qualifications and practical experience match the requirements, submit your application before the November 5 deadline.

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