Specialist Mass Spectrometry - Bio-Chromatography

Job Description

Partner with customers and teammates to translate research questions into practical, high‑quality analytical solutions with timely reporting - within an experienced team and growing organization.

For our Animal Health location in Oss (Pivot Park), we are recruiting a Specialist Mass Spectrometry - Bio-Chromatography

Welcome in our team

Our global Analytical Technology Solutions (ATS) division drives and executes biopharma analytical excellence in close alignment with their partners in R&D, Quality and manufacturing in order to ensure robust analytical method introduction, method transfers, analytical innovation and a reliable product supply to customers. ATS has considerable experience in analytical method development, improvement and validation, process - & release analytics as well as in analytical transfer planning & execution. Our experienced ATS Mass Spectrometry Team in Oss (5 employees) provide mass spectrometry support to our global Animal Health organization.

About the role

In this role, you will develop and validate quantitative Liquid Chromatography (LC) - Mass Spectrometry (MS) methods, execute stability studies, and perform routine batch testing. You will design, execute, and report LC–MS experiments using peptide mapping, intact mass, and multiple reaction monitoring across diverse platforms. You will also characterize complex biologics, such as monoclonal antibodies, proteins and vaccine components, using advanced bio‑chromatographic techniques, while contributing to the integration of Capillary Electrophoresis (CE) into our analytical workflows. This position offers a unique opportunity to advance our capabilities in MS, bio‑chromatography and CE for extended characterization of biologics and vaccines.

Tasks and responsibilities include but are not limited to

• Develop and validate quantitative Liquid Chromatography (LC) - Mass Spectrometry (MS) methods for biologics and vaccines.
• Execute stability studies and routine batch testing.
• Perform detailed characterization of complex biologics using bio‑chromatographic methods.
• Support Capillary Electrophoresis integration, including equipment selection and method development.
• Author and review technical protocols, validation reports and regulatory documentation.

Your profile

• BSc or MSc in Analytical Chemistry, Biochemistry, Pharmaceutical Sciences or a related field.
• Proven experience applying Liquid Chromatography (LC) – Mass Spectrometry (MS) to pharmaceutical product testing.
• Hands-on expertise with Capillary Electrophoresis and/or bio‑chromatography techniques for biologics.
• Strong understanding of regulatory requirements and analytical lifecycle management.
• Track record of introducing new technologies and driving cross‑functional adoption.
• Excellent oral and written communication skills in English.

What we offer

We welcome you to a truly global, dynamic and challenging environment with great opportunities for personal development. Our benefits are very competitive and the summary below will give you an idea of what you can expect.

• Competitive salary and a 3% year-end allowance;
• 35,5 days of leave;
• Attractive collective health care insurance package with considerable reduction rates;
• Solid Pension Plan;
• Annual bonus based on own and company performance;
• Travel allowance for commuting;
• Numerous training, coaching and e-learning modules for long term job opportunities and development.

Animal Health

Our Animal Health Division is a trusted global leader in veterinary medicine, dedicated to preserving and improving health, well-being, and performance of animals and the people who care for them. We are a global team of professionals working together to make a positive difference in animal care and the world’s food supply and have a deep sense of responsibility towards our customers, consumers, animals, society, and our planet.

Through our commitment to The Science of Healthier Animals®, we offer veterinarians, farmers, pet owners and governments one of the widest ranges of veterinary pharmaceuticals, vaccines and health management solutions and services as well as an extensive suite of digitally connected identification, traceability and monitoring products. We invest in dynamic and comprehensive R&D resources and a modern, global supply chain. We are present in more than 50 countries, while our products are available in some 150 markets.

For questions about this vacancy

Please send an email including the vacancy number and job title to the following email address: RecruitmentNL@MSD.com.

Required Skills:

Analytical Chemistry, Biochemistry, Biopharmaceuticals, Capillary Electrophoresis (CE), cGMP Compliance, Chromatography, Column Chromatography, Data Analysis, Equipment Set Up, High-Performance Liquid Chromatography (HPLC), Immunochemistry, Liquid Chromatography-Mass Spectrometry (LC-MS), Mass Spectrometry (MS), Monoclonal Antibodies, Process Monitoring, Process Optimization, Process Troubleshooting

Preferred Skills:

Pharmaceutical Industry

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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:

Project Temps (Fixed Term)

Relocation:

VISA Sponsorship:

Travel Requirements:

Flexible Work Arrangements:

Hybrid

Shift:

Valid Driving License:

Hazardous Material(s):

Job Posting End Date:

12/4/2025

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