

New · posted Oct 25
GSK · Pharmaceuticals
QC Senior Scientist
- King of Prussia, PA
- On-site
- Full-time
- Senior & Principal
The role
The QC Senior Scientist – Microbiology is responsible for Test drug product and drug substance samples for release, in-process, and stability as well as sample, test, and release raw materials for production use. The Senior Scientist also performs data review and trend analysis. In addition, the Senior Scientist supports equipment management and lab duties, mentors and trains other analysts, supports product regulatory submissions and inspections, and coordinates laboratory activities for the team.
This position requires open availability with the understanding that some weekend work will be required, additionally this role requires the ability to work independently while effectively collaborating across Quality, Manufacturing, and Technical Operations.
This role will provide YOU the opportunity to lead key activities to progress YOUR career, these responsibilities include some of the following:
- Conduct microbiological testing of laboratory samples (raw materials, drug product, drug substance, in-process materials, water, etc.)
- Complete bioburden testing and bacterial endotoxin testing (BET) in accordance with approved procedures and compendial requirements.
- Carry out routine and non-routine testing for quality disposition in support of manufacturing operations, technical transfers, and special studies within the product supply chain.
- Execute growth promotion tests, media qualification, biological Indicators qualification.
- Perform microbial identification, including gram-stain and latex tests.
- Manage samples and associated documentation throughout their lifecycle, ensuring compliance in both physical and electronic systems.
- Author and execute protocol studies, as applicable.
- Participate in and/or lead laboratory investigations, deviations, and assay troubleshooting with minimal supervision.
- Author, review, and revise SOPs, user requirement specifications (URS), and other controlled documents.
- Review and approve laboratory data to ensure accuracy, completeness, and compliance with regulatory standards.
- Perform routine departmental GMP activities and maintain laboratory readiness, including, work orders, management monitoring inspections, 5S practices, DMAIC investigations, orange belt certification, change controls, inventory management, etc.)
- Support and lead analytical and instrument lifecycle activities, technical transfers, and validation processes to maintain robust laboratory operations.
- Serve as a technical subject matter expert (SME) in multiple laboratory techniques, provide mentorship to junior team members, and support internal and external audits as required.
- Complete other duties as assigned.
What you need
Two ways to qualify
Bachelor’s
+ 5+ years of experience
Bachelor’s degree in Microbiology, Biology, Biotechnology, or a related Life Science discipline with 5+ years of hands-on microbiology laboratory experience
- or
Master’s
+ 3+ years of experience
OR Master’s degree in Microbiology, Biology, or a related Life Science discipline with a minimum of 3 year of hands-on microbiology experience in a GMP-regulated environment.
We are looking for professionals with these required skills to achieve our goals
- Experience working in a GMP/GxP-regulated pharmaceutical, biotechnology, medical device, or healthcare environment.
- Experience performing Bioburden and Bacterial Endotoxin Testing (BET).
Data Integrity, Detail-Oriented, Digital Fluency, GxP Regulations, Lean Management, Problem Solving, Quality Assurance (QA), Quality Control (QC), Risk Awareness, Testing Operations
Please visit GSK US Benefits Summary to learn more about the comprehensive benefits program GSK offers US employees.
If you have the following characteristics, it would be a plusnice to have
- Experience with laboratory systems preferred, including: SAP/ERP, LES/LES-EM, LIMS, ELN, and analytical instrument software (WinKQCL, PyroTec PRO). Proficient in Microsoft Excel, Word, PowerPoint, and Veeva.
- Working knowledge of cGXP, ICH guidelines, FDA, USP/EP/JP compendial requirements, and data integrity principles.
- Ability to work independently and collaboratively in a team environment with minimal supervision.
- Excellent organizational and task management skills.
- Advanced understanding of microbiological methods and laboratory techniques.
- Working knowledge of automation platforms.
- Strong data analysis, trending, technical writing, and written and verbal communication skills.
- Effective problem solving and critical thinking skills.
- Ability to work weekends as part of a F-M schedule
Where you'll work
King of Prussia, PAOn-siteOpen in Maps (opens in a new tab)
More jobs in King of Prussia, PA
From the posting
About GSK
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.
If you require an accommodation or other assistance to apply for a job at GSK, please contact the appropriate Recruitment Staff by emailing us at - [email protected]
Equal opportunity, accessibility and legal noticesGSK's statements, word for word
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/
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.
Job intelligence
The context around this role
Live data · October 28, 2026
Salary intelligence
How the pay compares
Senior & Principal roles in the US61 roles publishing pay
| Annual base pay | Low | Median | High |
|---|---|---|---|
| All US (middle half) | $78,500 | $95,500 | $115,500 |
Comparisons: the base pay employers published on open Quality Control roles at the same level on Regulatory Jobs, October 28, 2026. Nothing is estimated.
Career trajectory
Where this role sits in Quality Control
The general path across 341 open Quality Control roles on Regulatory Jobs, with the titles they carry most. Not GSK's own promotion track.
Skills DNA
What this role leans on
How many of the posting's 32 duty, requirement and summary lines touch each area. The posting's emphasis, not a proficiency score.
- Lab testing and methods18
- GMP and compliance8
- Collaboration and leadership8
- Documentation and SOPs5
- Data and digital systems4
- Investigations and CAPA2
- Validation and qualification2
- Regulatory submissions1
- Quality systems and risk1
Regulatory intelligence
The rules behind this role
Frameworks and standards this posting's work falls under, matched from its own words, each linked to the official source.
- FDA21 CFR Parts 210 and 211(official source, opens in a new tab)FDA current good manufacturing practice for finished pharmaceuticals
- FDAFDA data integrity guidance(official source, opens in a new tab)Data Integrity and Compliance With Drug CGMP: Questions and Answers
- ICHICH quality guidelines(official source, opens in a new tab)Q1 stability, Q2(R2) analytical validation, Q7, Q9 risk management, Q10 quality systems
- USPUSP compendial chapters(official source, opens in a new tab)Bioburden (USP <61>), endotoxin (USP <85>), TOC (USP <643>) and water testing
Company hiring pulse
GSK on Regulatory Jobs
- 17
- Open roles
- 16
- Distinct roles
- 6
- Locations
By discipline
- Quality14 82%
- Regulatory2 12%
- Compliance & Safety1 6%
By level
- Associate & Specialist9 53%
- Manager3 18%
- Senior & Principal3 18%
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QC Senior Scientist at GSK
Applications close October 30.

