Job Description

We manufacture and supply reliable, high-quality medicines and vaccines to meet patients' needs and drive our performance.


Our network of 37 medicines and vaccines manufacturing sites delivered 1.7 billion packs of medicines and 409 million vaccine doses in 2024 to help make a positive impact on the health of millions of people. Our supply chain is not just core to our operations; it's vital to bringing our innovations to patients as quickly, efficiently and effectively as possible. Technology is transforming how we manufacture medicines and vaccines, enabling us to increase the speed, quality and scale of product supply.


We need the very best minds and capability to help us on our journey to make more complex products, harnessing the power of smart manufacturing technologies including robotics, digital solutions and artificial intelligence to deliver for patients.


GSK are currently recruiting for a Laboratory Scientist to join our team at Irvine. The Laboratory Scientist will complete the required product testing in a safe and compliant way to ensure the analysis generates accurate data to enable product disposition to be assigned.


The Laboratory Scientist will work a repeating shift pattern of 4 days on and 4 days off consisting of 2 early shifts (06:00-18:10) then 2 night shifts (18:00-06:10).

In this role you will

Sample, test, report and validate final product, intermediate and in-process samples to defined procedures Consistently operate to Good Manufacturing Practices (GMP) and Good Laboratories Practices (GLP) standards to ensure compliant product testing Maintain and calibrate a wide range of analytical equipment to ensure continual production of accurate and precise results Utilise theoretical and practical knowledge to aid interpretation of results and troubleshooting Demonstrate proficiency in routine laboratory information systems to interpret and report results Work in a compliant manner to ensure the safety of yourself, others and the protection of the environment Seek, recommend and implement continuous improvement opportunities to minimise waste and remove risk from the business Complete all actions arising from internal/external audit commitments.

Why you?

Basic Qualifications & Skills:

We are looking for professionals with these required skills to achieve our goals:

HND Level or equivalent in appropriate discipline (Chemistry) Technical knowledge and experience of analytical science Relevant experience of working without close supervision Experience of participation in inter-departmental teams working on quality related problems Ability to trouble shoot problem analytical methods/instrumentation and implement solutions

Preferred Qualifications & Skills:

Please note the following skills are not necessary, just preferred, if you do not have them, please still apply:

Degree in appropriate scientific discipline (Chemistry) Knowledge of GMP, GLP and Regulatory issues Experience working with HPLC/GC High motivation and an ability to operate within a team Ability to escalate issues to Team Leader as appropriate Communication and Influencing Skills Knowledge of Quality Management System (QMS) including GQMPs and GQPs Knowledge of data handling laboratory systems Good knowledge of relevant analytical techniques

Closing Date for Applications - Wednesday 15th October 2025(COB)

Please take a copy of the , 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 on UKRecruitment.Adjustments@gsk.com or 0808 234 4391. The helpline is available from 8.30am to 12.00 noon Monday to Friday, during bank holidays these times and days may vary.


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 UK Recruitment FAQ guide. Click the link and scroll to the Careers Section where you will find answers to multiple questions we receive .

Important notice to Employment businesses/ Agencies

GSK does not accept referrals from employment businesses and/or employment agencies in respect of the vacancies posted on this site. All employment businesses/agencies are required to contact GSK's commercial and general procurement/human resources department to obtain prior written authorization before referring any candidates to GSK. The obtaining of prior written authorization is a condition precedent to any agreement (verbal or written) between the employment business/ agency and GSK. In the absence of such written authorization being obtained any actions undertaken by the employment business/agency shall be deemed to have been performed without the consent or contractual agreement of GSK. GSK shall therefore not be liable for any fees arising from such actions or any fees arising from any referrals by employment businesses/agencies in respect of the vacancies posted on this site.


Please note that if you are a US Licensed Healthcare Professional or Healthcare Professional as defined by the laws of the state issuing your license, GSK may be required to capture and report expenses GSK incurs, on your behalf, in the event you are afforded an interview for employment. This capture of applicable transfers of value is necessary to ensure GSK's compliance to all federal and state US Transparency requirements. For more information, please visit the Centers for Medicare and Medicaid Services (CMS) website at https://openpaymentsdata.cms.gov/