Clinical Microbiologist, Principal Scientist

Site Name: USA - Pennsylvania - Upper Providence

Posted Date: Feb 13 2026

At GSK, we have bold ambitions for patients, aiming to positively impact the health of 2.5 billion people by the end of the decade. Our R&D focuses on discovering and delivering vaccines and medicines, combining our understanding of the immune system with cutting-edge technology to transform people’s lives. GSK fosters a culture ambitious for patients, accountable for impact, and committed to doing the right thing, making sure that we focus our efforts on accelerating significant assets that meet patients’ needs and have the highest probability of success. We’re uniting science, technology, and talent to get ahead of disease together.
Find out more:
Our approach to R&D

The VIDRU (Vaccine and Infectious Disease Research Unit) is a multidisciplinary team within GSK that drives discovery and early development of vaccine candidates and novel infectious disease interventions. VIDRU combines cutting edge immunology, pathogen biology and translational sciences to accelerate safe, effective vaccines and medicines from concept to clinic, working closely with global partners and clinical development teams to translate scientific insights into impact. As part of VIDRU, IDR (Infectious Disease Research) is focused on progressing innovative medicines tackling some of the most challenging infectious diseases. By leveraging diverse therapeutic modalities IDR pursues flexible, innovation driven strategies to prevent, treat and cure priority infectious diseases.

Position Summary


We are seeking a motivated microbiologist to contribute to late‑stage development of candidate anti‑infective medicines. In this role you will design and oversee microbiological studies and interpret results to inform further development and regulatory submissions. You will collaborate closely with clinical teams, pharmacology, CMC, and regulatory colleagues to build data packages, troubleshoot unexpected findings, and generate clear technical reports and study documentation.



Key Responsibilities


This role will provide YOU the opportunity to lead key activities to progress YOUR career. These responsibilities include some of the following:

• Lead the design, oversee the execution, and interpret the results of microbiology studies to advance clinical development of anti-infective medicines.

• Execute experimental plans by performing internal experiments and/or managing research studies with external partners to drive scientific progress.

• Troubleshoot assays and propose robust alternative approaches to meet project goals and timelines.

• Drive collaboration with cross-functional internal teams to generate data packages and enable project decisions.

• Provide thought leadership in data collection, statistical analysis, and interpretation of experimental results to ensure informed decision-making.

• Lead communication of study results and scientific findings through written reports, presentations, and publications.

• Author Regulatory Study Reports and manuscripts in peer-reviewed journals; contribute to IP patent filing and regulatory document preparation.

• Maintain expert level knowledge of the latest scientific literature and methodologies, contributing to continual innovation and improvement in research practices.

• Ensure compliance with regulatory requirements, ethical guidelines, and GSK standards for data integrity, safety, and quality

Why You?



Basic Qualifications:

We are seeking professionals with the following required skills and qualifications to help us achieve our goals:

• BS with 8-10 years’ relevant experience or MS with 6-8 years’ relevant experience or a PhD with 1-2 years’ relevant experience with the degree in Microbiology or another relevant major.

• Hands-on experience with bacteriology laboratory techniques.

• Experience with microbiology regulatory (e.g. FDA, EMA) and/or standards organization (e.g. CLSI, EUCAST) guidance/guidelines

Preferred Qualifications:


If you have the following characteristics, it would be a plus:

• Experience managing research studies with external partners to drive scientific progress.

• Clear, practical problem-solving and the ability to move experiments from concept to robust data.

• Accountability for quality and timelines, balanced with thoughtful judgement about risk and rigor.

• Demonstrated ability to translate complex microbiological data into actionable guidance for late‑stage development decisions.

• Prior contributions to peer-reviewed publications, technical reports, or regulatory documents.

• Familiarity with clinical trial design and relevant quality systems (GLP/GCP).

• Familiarity with statistical approaches or bioinformatics tools for interpreting complex datasets.

• Experience in submission of microbiology data packages to regulatory agencies.

• Proven track record of working in matrix teams and contributing to multidisciplinary projects.

• Strong commitment to accurate documentation, data integrity, and laboratory safety.

• An inclusive approach to working with colleagues at all levels and from diverse backgrounds.

• Excellent verbal and written communication skills.

• Willingness to learn and grow, and to share knowledge with others.

• Member of American Society for Microbiology (ASM) or similar professional organization.

Work arrangement: This role is on-site or hybrid depending on the site and team needs. The posting will state the specific work model for the selected location.

What we value in you

• Clear, practical problem-solving and the ability to move experiments from concept to robust data.
• An inclusive approach to working with colleagues at all levels and from diverse backgrounds.
• Willingness to learn and grow, and to share knowledge with others.
• Accountability for quality and timelines, balanced with thoughtful judgement about risk and rigor.

How to apply
If this role excites you and you meet the basic qualifications, we would love to hear from you. Please submit your CV and a brief statement about how your experience would benefit our team. We welcome applicants from all backgrounds and encourage people from underrepresented groups to apply.

#LI-GSK

Please visit GSK US Benefits Summary to learn more about the comprehensive benefits program GSK offers US employees.

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.

Should you require any adjustments to our process to assist you in demonstrating your strengths and capabilities contact us at [email protected] where you can also request a call.

Please note should your inquiry 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

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.

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