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Principal Medical Writer (Regulatory MW)

Thermo Fisher Scientific

Location not specified Remote

Posted: February 5, 2026

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Quick Summary

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Job Description

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Office

Job Description

Principal Medical Writer

At Thermo Fisher Scientific, you’ll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life - enabling our customers to make the world healthier, cleaner and safer. We provide our teams with the resources needed to achieve individual career goals while taking science a step beyond through research, development and delivery of life-changing therapies. With clinical trials conducted in 100+ countries and ongoing development of novel frameworks for clinical research through our PPD clinical research portfolio, our work spans laboratory, digital and decentralized clinical trial services. Your determination to deliver quality and accuracy will improve health outcomes that people and communities depend on – now and in the future.

Our Medical Writing team is growing, and we are looking for a Principal Medical Writer. This role is based in Europe.

Discover Impactful Work:

Lead ambitious initiatives that craft the future of clinical research. Your expertise will enable us to deliver flawless Regulatory Medical Writing documents, such as protocols, CSR, Investigator Brochures, and Marketing Applications, ensuring outstanding quality and compliance.

A Day in the Life:

Provides high-quality medical and scientific writing from planning and coordination through delivery of final drafts to internal and external clients.
Serves as primary author who writes and provides input on routine documents such as clinical study reports and study protocols, and summarizes data from clinical studies. May research, write or edit complex clinical and scientific and program level documents, including IBs, INDs, and MAAs.
As an essential advisory member of the writing team, may provide training and mentorship for junior writers and program managers on document preparation, the use of software for document development strategy, document types, regulatory requirements, and industry best practices.
May assist in program management activities. Identifies and resolves out-of-scope activities. Duties could include developing timelines, budgets, forecasts and contract modifications.

Keys to Success:

Acts with intensity
Strong project management skills
Excellent interpersonal skills including problem solving and negotiation
Able to perform a wide range of variable tasks as dictated by variable demands and changing conditions with little predictability as to the occurrence. Ability to perform under stress. Ability to multi-task.

Education

Bachelor's degree in a scientific discipline or equivalent and relevant formal academic / vocational qualification; Advanced degree preferred

Experience

Previous experience that provides the knowledge, skills, and abilities to perform the job (comparable to 8+ years).
Experience in managing and directing complex Regulatory medical writing projects required
Experience working in the pharmaceutical/CRO industry preferred
Additional qualifications in medical writing (AMWA; EMWA; RAC) advantageous.

Knowledge, Skills, Abilities

Significant knowledge of global, regional, national and other document development guidelines
Excellent data interpretation and medical writing skills, including grammatical, editorial, and proofreading skills
In-depth knowledge in one or more specialty areas such as preclinical, therapeutic, regulatory, marketing application submissions, communications, etc
Strong project management skills
Excellent interpersonal skills including problem solving and decision-making
Strong negotiation skills
Excellent oral and written communication skills with strong presentation skills
Excellent computer skills and skilled with client templates; Good knowledge of document management systems and other relevant applications (e.g. Excel, Outlook); willingness to utilize technology to support authoring efficiency

Benefits

We offer competitive remuneration, annual incentive plan bonus, healthcare, and a range of employee benefits. Thermo Fisher Scientific offers employment with an innovative, forward-thinking organization, and outstanding career and development prospects. We offer an exciting company culture that stands for integrity, intensity, involvement, and innovation!

What We Offer:

As well as being rewarded a competitive salary, we have an extensive benefits package based around the health and well-being of our employees. We have a flexible working culture, where PPD clinical research services truly value a work-life balance. We’ve grown sustainably year on year but continue to offer a collaborative environment, with teams of colleagues eager to share expertise and have fun together. We are a global organization but with a local feel.

Our Mission is to enable our customers to make the world healthier, cleaner and safer. Watch as our colleagues explain 5 reasons to work with us. As one team of 100,000+ colleagues, we share a common set of values - Integrity, Intensity, Innovation and Involvement - working together to accelerate research, solve complex scientific challenges, drive technological innovation and support patients in need. #StartYourStory at Thermo Fisher Scientific, where diverse experiences, backgrounds and perspectives are valued.

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