Description

GSK Barnard Castle is a key secondary manufacturing site and has invested heavily in industry 4.0 state of the art, bespoke equipment to support sustained new product introductions and volume increases, and as a key supplier of some of GSK's blockbuster products, the site contributes revenues of ~$2Bn annually.

We create a place where people can grow, be their best, be safe, and feel welcome, valued and included. We offer a competitive salary, an annual bonus based on company performance, healthcare and wellbeing programmes, pension plan membership, and shares and savings programme.

Discover more about our company wide benefits and life at GSK on our webpage Life at GSK | GSK

The Microbiological Technologists will work in Microbiology QC laboratories to test the quality of sterile and non-sterile finished products,  in process control samples, raw materials, ingredient water, ready to use components and environment quality during the testing. You will work closely with production, quality and technical teams to investigate issues and keep supply steady. We value practical lab skills, clear communication, curiosity and a drive to improve. The Microbiological Technologists collaborate across teams to resolve quality-related challenges, support audits and inspections, and drive continuous improvement initiatives for the laboratories.

In this role you will
- Perform routine and non-routine microbiology quality testing following Good Laboratory Practice and local procedures.
- Record, analyse and report results clearly and accurately to support batch release decisions.
- Support laboratory investigations for out of precision / out-of-specification results and deviations for microbiological results.
- Contribute to laboratory improvement projects, and use of GPS principles including Process Performance Management, Problem Solving and 5S to enhance efficiency and quality performance.
- Coach and train colleagues in routine testing and working safely.

-Support internal and external audits by supporting audit readiness, ensuring labs and systems are audit-ready at all times.

Why You?
Basic Qualification
We are seeking professionals with the following required skills and qualifications to help us achieve our goals
- Relevant scientific qualification such as BSc (Hons) in Microbiology, Applied Biosciences, or equivalent, or an accredited laboratory vocational qualification.
- Practical experience of using aseptic techniques and working in a regulated laboratory environment.

-Experience with laboratory instrumentation and basic troubleshooting.
- Strong record-keeping and a data integrity mindset with experience using laboratory documentation and IT systems LIFT / SAP / VQD.
- Attention to detail and ability to follow standard operating procedures and safety rules.
- This role is on-site in the United Kingdom and requires working in a laboratory setting during standard site hours.

Preferred Qualification
If you have the following characteristics, it would be a plus
- Industry Experience in pharmaceutical microbiology or working to Good Manufacturing Practice.
- Core microbiology skills including microbial limit testing, filtration techniques, sterility testing, endotoxin testing.
- Experience supporting investigations, root cause analysis and corrective / preventative  actions.
- Experience contributing to internal audits or regulatory inspections.
- Clear verbal and written communication skills and ability to solve problems and identify improvements.

Working arrangements
This role is on-site at Barnard Castle in the United Kingdom. You will work with colleagues across Quality. Engineering, Production and Technical teams. We support learning on the job, mentoring and project opportunities. We welcome applicants from all backgrounds and encourage requests for reasonable adjustments during the application process.

Closing Date for Applications: 24th March 2026 (COB)

Please take a copy of the Job Description, as this will not be available post closure of the advert.

When applying for this role, please use the 'cover letter' of the online application or your CV to describe how you meet the competencies for this role, as outlined in the job requirements above. The information that you have provided in your cover letter and CV will be used to assess your application. 

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.

Should you require any adjustments to our process to assist you in demonstrating your strengths and capabilities contact us at UKRecruitment.Adjustments@gsk.com where you can also request a call.

Please note should your enquiry not relate to adjustments, we will not be able to support you through these channels. However, we have created a  Recruitment FAQ guide. Click the link where you will find answers to multiple questions we receive

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