1,952,403open jobs
115,120companies
236,286added this week
Browse all
Salary
≈ $59k – $127k per year (Estimated)
Location
Hybrid (Dublin, Ireland)
Visa
Sponsorship offered in the posting
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 23, 2026. First seen by Alion on Sep 28, 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 LAV, Aisling Capital

Job Description

Our Biotech facility in Dublin began construction in 2018 and has progressed at an impressive rate since then. The site plays a pivotal role in the manufacture of our Company’s biologics-based medicines, including immuno-oncology, and it has expanded our Company’s current internal network of biologics drug substance manufacturing plants since full manufacturing operations began in 2021.

We have a great opportunity for a Specialist MS&T to join the team; we welcome candidates with either upstream or downstream process engineering experience. The successful candidate will be placed within the upstream or downstream team based on their relevant experience, technical expertise, and organizational requirements.

The Specialist MS&T (process engineering & NPI) supports sustaining activities, manages and drives process qualification and validation related activities. Supports the design, construction and qualification of upstream & downstream equipment, NPI/technology transfer and commercialization at our Biotech site.

Ensures that MS&T team objectives are effectively achieved, consistent with our company and requirements to ensure compliance, safety and reliable supply to our customers.

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

  • Ensure compliance with Global Policies, Procedures and Guidelines, regulatory requirements and execute current Good manufacturing Practices (cGMP) in the performance of day-to-day activities and all applicable job functions.
  • Support the execution of development and PPQ batches, change control management and implementation.
  • Assist in and facilitate investigations, ensuring effective Root Cause Analysis and CAPAs.
  • Participate in audits and inspections.
  • Support continuous improvement through Lean Six Sigma methodologies.
  • Support various site initiatives to improve compliance status and overall operational efficiency of the site.
  • Support the experimental design, execution, data analysis and interpretation.
  • Interpret trends observed in commercial process monitoring (e.g., proactive process analysis (PPA), continued process verification (CPV), statistical process control (SPC) multivariate analyses (MVDA)), and for further technical investigations and process changes that seek to drive improvements to yield and/or robustness.
  • Author and review of batch documentation, technical reports and global regulatory submissions.
  • Support multidisciplinary teams (manufacturing science and technology, quality, analytics, regulatory) for process improvement and troubleshooting with end-to-end product focus.
  • Apply Lean Six Sigma tools by
    • Securing continuity of an appropriate LSS/CEM level of knowledge.
    • Facilitating problem solving & risk assessment (FMEA) projects/meetings.
    • Making problems visible and strive for continuous improvement.
  • Serve as a key member during internal audits and external inspections/audits.
  • Lead and support various MS&T organizational initiatives as needed (examples include safety, financial forecasting, work standardization, etc).
  • Maintain continuous focus on quality and safety compliance and unflinching focus on the customer.

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

  • Degree in (Bio) Chemistry, Process Technology, Biotechnology, Engineering or
  • comparable.
  • Experience with upstream cell culture and/or downstream purification of biological
  • molecules.
  • Experience with technology transfer, regulatory filing and commercial drug substance manufacturing of biologics is preferred but not essential
  • Experience in change management, deviations and CAPAs management (desirable)

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.

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.

Required Skills:

CAPA Investigations, Cell Cultures, Manufacturing Operations, Process Control, Six Sigma, Technology Transfer

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:

VISA Sponsorship:

Travel Requirements:

Flexible Work Arrangements:

Hybrid

Shift:

Valid Driving License:

Hazardous Material(s):

Job Posting End Date:

10/13/2026

*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.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,952,403 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Industrial Engineering
Similar stack
Same company
Dublin
≈ $75k – $130k per year (Estimated) • In office • Full-Time • 5+ years exp • Westport
Life Sciences
ELISA
GMP
Apply
≈ $54k – $90k per year (Estimated) • In office • Contractor • 3+ years exp • Dublin
Apply
≈ $49k – $85k per year (Estimated) • In office • 7+ years exp • Bachelor's Degree • Galway
MedTech
ISO 13485
ISO 14971
21 CFR Part 820
Design Controls
Design History File
Verification & Validation
CAPA
Apply
≈ $100k – $174k per year (Estimated) • In office • Full-Time • 5+ years exp • Dublin
Apply
≈ $51k – $109k per year (Estimated) • In office • Full-Time • Kildare
Apply
In office • Full-Time • 1+ year exp • Bachelor's Degree
Life Sciences
GMP
MedTech
CAPA
Apply
In office • Full-Time • High School Diploma
Life Sciences
GMP
MedTech
CAPA
Apply
$192k – $264k per year • Equity • In office • Full-Time • 12+ years exp • Bachelor's Degree • Devens
Chips/EDA
Statistical Process Control
SpaceTech
AS9100
FMEA
Apply
≈ $47k – $116k per year (Estimated) • In office • Full-Time • 10+ years exp • PhD • Beijing
Life Sciences
GMP
MedTech
CAPA
Apply
≈ $15k – $33k per year (Estimated) • In office • 5+ years exp • Bachelor's Degree • Sepang
Analytics
Tableau
Power BI
Microsoft Excel
MedTech
CAPA
Apply
≈ $72k – $124k per year (Estimated) • In office • Full-Time • 3+ years exp • Bachelor's Degree • Tipperary
Life Sciences
GMP
Apply
In office • Full-Time • High School Diploma • Joinville
Apply
≈ $51k – $89k per year (Estimated) • Hybrid • Full-Time • 2+ years exp • Unterschleißheim
Life Sciences
GMP
Apply
$58k – $91k per year • In office • Full-Time • 2+ years exp • Durham
DevOps
Windows
Life Sciences
GMP
Apply
≈ $43k – $105k per year (Estimated) • In office • Full-Time • 2+ years exp • Hadera
Apply
Site Supervisor 1 day ago
≈ $53k – $88k per year (Estimated) • In office • 4+ years exp • High School Diploma • Dublin
Apply
≈ $53k – $114k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Dublin
Energy
Battery Management Systems
Apply
≈ $80k – $137k per year (Estimated) • In office • Contractor • 5+ years exp • Bachelor's Degree • Dublin
Apply
$72k – $105k per year • Hybrid • Full-Time • Dublin
Management
Linear
Apply
In office • Full-Time • Dublin
AI/ML
AI Agents
Apply
See all jobs
This is one of many
1,952,403 more open roles from verified company boards, updated every day.