Build our future together:
At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. Regeneron is currently seeking a QC Microbiology Associate Scientist / Scientist to join our QC Tech Resources team.
This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.
Where:Location: Raheen, Limerick
Validating methods and equipment related to sterility, bioburden, endotoxin testing, and microbial identifications.
Writing technical documentation, including position papers, validation reports, and microbiological investigations.
Culturing organisms, conducting research, and characterizing them for use in investigations and cleaning development.
Reviewing new test procedures and assays for accuracy and compliance.
Evaluating and acquiring new methodologies, techniques, and equipment as needed.
Overseeing contract laboratory testing to ensure quality and compliance.
Setting product specifications and alert/action levels for microbiological standards.
Leading technical troubleshooting and problem investigations.
Reviewing assay, process, and equipment validation reports, as well as other technical documents for correctness and regulatory compliance.
Coaching junior team members on good microbiology lab practices and modern aseptic techniques.
Supporting and participating in regulatory inspections to ensure compliance.
Demonstrating investigational skills and working knowledge of microbiology assay development and validation.
You have a proven record to work independently or as part of a team.
Possessing a strong background in pharmaceutical microbiology, GMP working experience in QC labs, and aseptic techniques.
You possess strong trouble-shooting and problem solving skills.
You have strong attention to detail & excellent written and oral skills.
Assoc QC Microbiology Scientist: Minimum 0-2 years of Experience
QC Microbiology Scientist: Minimum 2 years of Experience
To be considered for this opportunity you should have a BS/BA or equivalent experience in Microbiology or related field and 2+ years of validated experience, or equivalent combination of education and experience.
Thrive today. Grow tomorrow.
#IRELIM #JOBSIEST #LI-Onsite #REGNIEQC
Does this sound like you? Apply now to take your first step towards living the Regeneron Way! We are committed to building a workplace with an inclusive culture. Regeneron is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, sexual orientation, gender identity or expression, gender reassignment, marital or civil partnership status, civil status, pregnancy or parental status, age, disability, nationality, citizenship status, ethnic or national origin, membership of the Traveler community, familial status, genetic information, military or veteran status, or any other characteristic protected under applicable law. Where required, we will provide reasonable accommodation to applicants with known disabilities or chronic illnesses during the recruitment process, unless such accommodation would impose undue hardship.
Where necessary, we disclose salary ranges for roles in all countries in which we operate. The final offer will be determined within the relevant range based on the country of employment, specific role level, and your skills and experience. In some countries, collective bargaining agreements (CBAs) may apply and influence certain elements of pay or benefits. Regeneron offers a competitive and comprehensive total rewards package which may include, depending on country and role: annual bonuses or other incentive plans, equity awards, pension or retirement benefits, 401(k) company match, health and wellness programs, fitness centers, insurance benefits (e.g. medical, dental, vision, life and disability), paid time off, and family support benefits. For additional information about Regeneron benefits in the U.S., please visit https://careers.regeneron.com/en/working-at-regeneron/total-rewards/. For other locations, additional information will be provided during the recruitment process. If you have any questions, please speak with your recruiter.
Please be advised that at Regeneron, we believe we do our best work when we are together. For that reason, many roles are required to be performed on‑site. Please speak with your recruiter and hiring manager for more information about on‑site expectations for your role and location.
As part of the recruitment process, certain background checks may be conducted in accordance with the laws of the country where the position is based. The purpose of such checks is to verify certain information prior to the commencement of employment such as identity, right to work and educational qualifications.
For jobs in Canada: this posting is for an existing position.
Salary Range (annually)
€37,000.00 - €88,400.00Skills Required
- BS/BA in a life sciences or related field
- 0-2 years relevant experience (Associate Specialist level)
- At least 2 years relevant experience in a cGMP environment (Specialist level)
- 4-5 years relevant experience in a cGMP environment (Senior Specialist level)
- Proficient with Microsoft suite and project management tools
- Excellent written and verbal communication skills
- Effective time management and ability to work independently and as part of a global team
- Ability to develop strategies and metrics, identify and communicate risks, and drive process improvements
Regeneron Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Regeneron and has not been reviewed or approved by Regeneron.
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Healthcare Strength — Medical, dental, and vision coverage is positioned as comprehensive, with Regeneron prescription drugs covered at 100% for those enrolled in the medical plan. Mental health support is also emphasized through EAP access and tools like Talkspace and the Journey app.
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Equity Value & Accessibility — Stock grants are described as available to all employees, strengthening the overall total-rewards package beyond base pay. Long-term incentives and stock-related rewards are repeatedly framed as meaningful components of compensation.
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Parental & Family Support — Paid parental leave is paired with fertility/adoption assistance and childcare-related support such as discounts and nanny services. Additional family-oriented resources extend to elder care, pet care, and education support like college coaching and tutoring.
Regeneron Insights
What We Do
At Regeneron we believe that when the right idea finds the right team, powerful change is possible. As we work across our expanding global network to invent, develop and commercialize life-transforming medicines for people with serious diseases, we’re establishing new ways to think about science, manufacturing and commercialization. And new ways to think about health. Connect with us so we can learn more about you, and you can learn more about our biopharmaceutical medicines. And join us, as we build a future we believe in. Please visit www.regeneron.com/social-media-terms for information on how to engage with us on social media. An important note about privacy: Regeneron is committed to your privacy and will not ask for sensitive personal information such as social security number, date of birth or bank account details via email or social media.







