Jobs / Merck & Co. / Principal Medical Writer

Principal Medical Writer

Merck & Co.
USA, Pennsylvania, North Wales Upper Gwynedd Onsite Clinical Research
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About this role

This Clinical Research role at Merck & Co. is based in USA, Pennsylvania, North Wales Upper Gwynedd.

For the full job description, requirements, and to apply, visit the original posting on Merck & Co.'s careers page.

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About Merck & Co.

Global pharmaceutical company known for oncology, vaccines, and infectious disease treatments. Headquartered in Rahway, NJ.

merck.com

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Job Details
PostedSep 19, 2026
LocationUSA, Pennsylvania, North Wales Upper Gwynedd
Work typeOnsite
DepartmentClinical Research
SenioritySenior
CountryUnited States
About the company
Merck & Co.
Global pharmaceutical company known for oncology, vaccines, and infectious disease treatments. Headquartered in Rahway, NJ.
View all 1119 open jobs at Merck & Co.
BioHired Insights
Hiring locations: United States (561), China (106), Netherlands (69)
Salary benchmark for Clinical Research roles in United States: median 255,800 – 402,700 USD · based on 23 similar roles
⚠ Layoff history
3 layoff events reported at Merck & Co.:
  • Mar 2026 · 154 affected · Durham, NC
  • Jul 2025 · 6000 affected · Global
  • Mar 2025 · 163 affected · Pennsylvania, USA
See full layoff tracker →