Job description
Site Name: UK - County Durham - Barnard Castle
Posted Date: Mar 19 2026
Be part of a dynamic team at our Barnard Castle facility, where your expertise will make a meaningful impact on healthcare innovation. You will play a critical role in ensuring the reliability of QC Release testing within Microbiology while working collaboratively in a vibrant and supportive environment.
We are seeking a highly skilled and experienced Senior Microbiological Technologist to join our team at GSK. This specialist role is vital for providing in-depth technical expertise to support microbiological operations, leading investigations, ensuring compliance, and driving audit readiness. As a senior member of the Microbiology team, you will contribute to team planning and lab improvement activities, regulatory compliance, and the continuous development of team members.
Key Responsibilities:
* Provide advanced technical expertise to support microbiological processes and ensure adherence to Good Laboratory Practice (GLP).
* Lead investigations and implement corrective/preventive actions for microbiological issues.
* Manage workload scheduling, and ensure timely completion of testing and batch release tasks.
* Represent Microbiology in business unit meetings, supporting audit readiness and acting as the technical lead during audits.
* Deliver training and coaching to team members, including QP training programmes, and deputise for the Laboratory Manager when required.
* Microbiological method validation, updating SOPs and quality documentation, and incorporate regulatory changes to ensure compliance.
* Liaise effectively with Production, Sterility Assurance, QA, Engineering, Logistics, and project teams to meet operational goals.
Qualifications and Experience:
* Minimum: HNC/HND in a science-related field.
* Preferred: Degree in a science-related field.
* Experience: Proven experience in Pharmaceutical Microbiology or expert knowledge in at least three areas such as Endotoxin Testing, Sterility Testing, Microbial Limit Testing, or Microbial Identification.
* Proven skills in quality standard operating procedure and report writing, team planning, IT proficiency, and driving continuous improvement projects.
Why GSK?
Uniting science, technology and talent to get ahead of disease together.
GSK is a global biopharma company with a purpose to unite science, technology and talent to get ahead of disease together. We aim to positively impact the health of 2.5 billion people by the end of the decade, as a successful, growing company where people can thrive. We get ahead of disease by preventing and treating it with innovation in specialty medicines and vaccines. We focus on four therapeutic areas: respiratory, immunology and inflammation; oncology; HIV; and infectious diseases – to impact health at scale.
People and patients around the world count on the medicines and vaccines we make, so we’re committed to creating an environment where our people can thrive and focus on what matters most. Our culture of being ambitious for patients, accountable for impact and doing the right thing is the foundation for how, together, we deliver for patients, shareholders and our people.
GSK is an Equal Opportunity Employer. This ensures that all qualified applicants will receive equal consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), parental status, national origin, age, disability, genetic information (including family medical history), military service or any basis prohibited under federal, state or local law.
We believe in an agile working culture for all our roles. If flexibility is important to you, we encourage you to explore with our hiring team what the opportunities are.
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