The Scientist/Chemistry Internship will support projects associated with new products, existing commercial products and business systems.
So, what will you will be responsible for?
Bringing energy, knowledge, innovation and leadership to carry out the following:
This internship will involve the development of synthetic routes at laboratory scale to address processing challenges, quality issues, technical investigations, one off synthesis of reference standard compounds and process optimisation of yields. This chemistry work involves working in dedicated teams of Chemists and Engineers. This internship will provide an opportunity to work with new technologies in the laboratories, advanced analytical instruments, analysis of results and presentation of same to their product team. Training will be provided for working in the laboratories and on the assigned projects.
PQ20
Analytical Instrumentation, Analytical Instrumentation, Analytical Problem Solving, Business Information Systems, Business Management, Business Systems, Chemical Biology, Clinical Research, Data Analytics, Database Management, Data Entry, Data Visualization, Document Management, GLP Regulations, Health Economics, Hydrochemistry, Laboratory Analysis, Laboratory Services, Laboratory Techniques, New Product Development, Office Applications, Process Improvements, Project Management, Project Planning, Reporting and Analysis {+ 2 more}
Current Employees apply HERE
Current Contingent Workers apply HERE
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.
Intern/Co-op (Fixed Term)
No relocation
No
No Travel Required
Not Applicable
Not Indicated
No
N/A
09/16/2026
*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.

At MSD, known as Merck & Co., Inc., Rahway, NJ, USA in the United States and Canada, we are unified around our purpose: We use the power of leading-edge science to save and improve lives around the world. For more than 130 years, we have brought hope to humanity through the development of important medicines and vaccines. We aspire to be the premier research-intensive biopharmaceutical company in the world – and today, we are at the forefront of research to deliver innovative health solutions that advance the prevention and treatment of diseases in people and animals. We foster a diverse and inclusive global workforce and operate responsibly every day to enable a safe, sustainable and healthy future for all people and communities. For more information, visit www.msd.com and connect with us on Facebook, Instagram, Twitter, and YouTube.