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Location
Remote/Hybrid (Ireland)
Seniority
Architect · 10+ years exp
Employment
Full-Time
Overview
Company
Impact
Profile match
Merck & Co. is an American pharmaceutical company founded in 1891 as the United States arm of the German firm Merck and made independent after the First World War, trading as MSD outside the United States and Canada. Its portfolio is dominated by the immuno-oncology drug Keytruda, alongside vaccines such as Gardasil and Vaxneuvance, hospital acute care products, and a large animal health business covering livestock and companion animals. The company is headquartered in Rahway, New Jersey, listed on the New York Stock Exchange, and spends a very large share of revenue on research into oncology, infectious disease and cardiometabolic therapies.

Job Description

Are you ready to lead at the forefront ofVaccinemanufacturing? We have an exciting opportunity for anOperations Lead- Drug Substance & Drug Productto join ourSite Leadership Team in Dundalk.

This is a unique opportunity to play a critical role in thejourney tocommercialisationofa state-of-the-artVaccinemanufacturing facility-drivingtechnology transfer, operational readiness, and cultural transformationwhile delivering high-quality vaccine products topeopleworldwide.

In this role, you will lead end-to-end manufacturing across Drug Substance and DrugProduct,partneringacross the site and global network to shape strategy, build capability, and deliver operational excellence.

Bring energy, knowledge, innovation to carry out the following:

  • Serve as a key member of theSite Leadership Team, contributing to site strategy and execution

  • Lead and develop cross-functionalmanufacturing teams across Drug Substance & Drug Product

  • Drivetechnology transfer and commercial readinessforvaccineproduction

  • Champion aculture of Safety First, Quality Always, and Inclusion for All

  • Ensure consistent delivery acrossEHS, Quality, Supply, Cost, and Peoplemetrics

  • Driveoperational performance, including schedule adherence, release timelines, and product lead times

  • Leadcontinuous improvement initiatives, embedding lean principles and right-first-time culture

  • Own financial performance, includingbudget management and cost optimization

  • Build and develop ahigh-performing, engaged workforce, supporting talent and career development

  • Partner with global stakeholders to deliveron strategic priorities and site goals

What skills you will need:

  • Degree (Level 8 or higher) inScience, Engineering, or related discipline

  • 10+years’ experiencein Pharma, Biotech, or Vaccineoperationalmanufacturing

  • 8+years of leadership experience, managing high-performingteamsparticularly in Operations.

  • Strong experience intechnology transfer and operational readiness

  • Proven experience leading cultural and operational transformation initiatives, embedding new ways of working

  • Proven ability to leadcross-functional teams at site leadership level

  • Deep understanding ofcGMP, EHS, and regulatory environments

  • Experience drivingcontinuous improvement and operational excellence

  • Strong financial acumen with experience managingbudgets and performance metrics

  • Experience engaging with regulatory agencies during inspections

Preferred Experience

  • Experience acrossDrug Product and/or Aseptic Manufacturing(highly desirable)

  • Background inVirus Manufacturing

  • Knowledge ofviral containment and biosafety requirements

Required Skills:

Cost Optimization, Culture Strategy, Drug Product Manufacturing, Launch Excellence, Operational Excellence, People Leadership, Project Commissioning, Technology Transfer

Preferred Skills:

Vaccine Manufacturing

Current Employees apply HERE

Current Contingent Workers apply HERE

Secondary Language(s) Job Description:

We keep the patient at the very heart of all that we do and strive to find solutions and treatments for some of the world's most challenging healthcare needs.

As an equal opportunity employer, we are proud to be a company that embraces the value of bringinginclusive, talented, and committed people together.

Pleasedon'thesitate to contact the Talent Acquisition Advisor assigned to this role should you need any support during our recruitment process.

We are committed to flexible working where possible, and this is why our Company has introduced a new hybrid working model for office-based colleagues around the world.

Please feel free to speak to us about what flexibility means to you during your application.

So, if you are ready to:

Invent solutions to meet unmet healthcare needs,please apply today.

Search Firm Representatives Please Read Carefully

Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company. No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails.

Employee Status:

Regular

Relocation:

VISA Sponsorship:

Travel Requirements:

Flexible Work Arrangements:

Not Applicable

Shift:

Valid Driving License:

Hazardous Material(s):

Job Posting End Date:

09/7/2026

*A job posting is effective until 11:59:59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.

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