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Salary
≈ $76k – $199k per year (Estimated)
Location
Hybrid (Dunboyne, Ireland)
Visa
No sponsorship (stated in the posting)
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 1, 2026. First seen by Alion on Oct 30, 2026. Merck & Co. scores A on the Alion truth index.

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.
Backed by Aisling Capital, LAV

Job Description

An opportunity has arisen for the position of Manufacturing Biotech Associate at our single-use Dunboyne facility.

As a Biotech Associate you will be part of a self-directed work team in Downstream Operations, responsible for all procedures and processes associated with the manufacture of Drug Substance. The Manufacturing Biotech Associate leads by example by always upholding the highest standards of Safety, Quality, GMP, Right First Time and Compliance.

Ability to work 24/7 shift operations, which include days, nights and in rotation is required.

This role is a site-based role.

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

  • Be strong technically, with an excellent ability to grasp processes and procedures. Aspiring to be an SME across the Downstream business unit, be strongly motivated to acquire knowledge and understand all Downstream processes to a micro level
  • Be approachable, supportive, inclusive to other team members, while striving to work in a cohesive and proactive team, with a ‘never let a teammate fail’ mindset
  • Display flexibility, adaptability, innovation, with an ability to think on your feet, also possess a strong skill set for logical root cause analysis, and problem solving
  • Be an excellent communicator, and true team player
  • Be able to deliver business unit goals through close collaboration with their team members, but also with colleagues across other departments
  • Display high initiative, daily seeks the production schedule, and helps lay plans to achieve it
  • Takes part in shift handovers and Tier meetings, raising any concerns or issues promptly and providing options for resolutions
  • Be actively involved by participating in inspections, GEMBA’s and Go-See’s, improvement projects and other initiatives
  • Perform documentation tasks as authorised, and any other administrative tasks as directed by your manager
  • Aspire to become proficient with production systems such as MES, DeltaV, SAP, GLIMS, PROCAL and others
  • Deputised if required, to represent the department at meetings and discussions, and performs any other duties as appropriate when assigned by the Manager

What skills you will need:

In order to excel in this role, you will more than likely have:

  • A Level 7, or higher, qualification in a science, engineering or technical discipline
  • Relevant experience in a GMP, or regulated Cleanroom manufacturing environment (experience a definite advantage)
  • Excellent communication skills and the ability to work in a cross functional collaborative team
  • A willingness to learn, adapt, gain knowledge, and train others when fully proficient
  • Be able to demonstrate research or knowledge of the overall Upstream and Downstream processes, and in particular Downstream processes
  • Good PC skills, with an ability to work with automated business or manufacturing systems
  • Knowledge and understanding of GMP and quality systems
  • Troubleshooting and problem-solving competency
  • Desire to learn and develop. Ability to interact with multiple stakeholders across numerous departments
  • Knowledge and experience of Kanban, JIT, 5S and Lean Manufacturing methodologies would be an advantage
  • Ability to manage multiple priorities and know when to escalate issues for resolution
  • A proven ability to deliver on tight timelines

Our facility in Dunboyne joined our network in September 2020. Our Dunboyne site is our Company’s first Biologics Drug Substance Single Use Commercialisation Facility, playing an important role in helping to commercialise key medicines. The cutting-edge innovation and collaboration between our Company’s research and manufacturing teams will significantly accelerate the time it takes to bring a medicine to market for the benefit of patients around the world.

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 bringing talented and committed people together.

Please don't hesitate 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.

Additional location(s) Compensation Information:

Required Skills:

Biotechnology Manufacturing, GMP Documentation, Good Manufacturing Practices (GMP), Kanban, Manufacturing Documentation, Manufacturing Operations, Multidisciplinary Teamwork, Pharmaceutical Manufacturing, Problem Solving

Preferred Skills:

Current Employees apply HERE

Current Contingent Workers apply HERE

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:

No relocation

VISA Sponsorship:

Yes

Travel Requirements:

No Travel Required

Flexible Work Arrangements:

Not Applicable

Shift:

3rd - Night

Valid Driving License:

No

Hazardous Material(s):

NA

Job Posting End Date:

11/11/2026

*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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