Clarenta, formerly Comac Medical, is looking for an experienced Freelance Medical Writer to collaborate with our international clinical research team on a project basis.

With roots dating back to 1997, Clarenta has built a strong reputation in clinical research through scientific expertise, operational excellence, and a commitment to quality. Our experienced professionals support clinical development programs across multiple therapeutic areas, study phases, and international markets.

We are seeking a Medical Writer who can work independently, manage complex scientific documentation, and collaborate effectively with cross-functional teams and clients.

What You Will Do

As a Freelance Senior Medical Writer, your responsibilities may include:

- Acting as Medical Writer on assigned projects and coordinating medical writing activities to ensure high-quality deliverables within agreed timelines.
- Serving as the primary medical writing contact for clients, project managers, and cross-functional teams.
- Providing medical writing guidance and review support to project team members, where required.
- Preparing and reviewing Clinical Study Protocols for early- and late-phase clinical trials, non-interventional studies, PASS, and other study types.
- Preparing and reviewing Participant Information Sheets and Informed Consent Forms for interventional and non-interventional studies.
- Supporting study conduct and data-cleaning activities through the review of clinical data listings.
- Preparing clinical sections of New Drug Applications (NDAs) and other regulatory submissions.
- Preparing and reviewing Investigator's Brochures, Clinical Study Reports, manuscripts, posters, and other scientific or technical documents.
- Contributing to study design documentation,



proposals, and bid-related activities.
- Providing scientific and medical writing expertise across different therapeutic areas.
- Supporting the development of medical writing processes, templates, training materials, and best practices.
- Acting as a Subject Matter Expert and contributing to the continuous development of medical writing standards and knowledge.

What We Are Looking For

You will ideally have:

- A graduate or postgraduate degree in Medical Sciences, Pharmaceutical Sciences, Life Sciences, Biostatistics, or another relevant scientific discipline.
- At least 3 years of experience in clinical research.
- At least 2 years of hands-on medical writing experience within clinical research or the pharmaceutical industry.
- Strong knowledge of regulations, guidelines, and standards relevant to clinical and regulatory medical writing.
- A good understanding of statistical methods commonly used in clinical trials and the ability to interpret clinical and statistical results.
- Demonstrated ability to integrate, interpret, and summarize complex scientific information accurately and clearly.
- Excellent scientific writing, editing, organizational, and communication skills.
- Excellent command of written and spoken English.
- Strong attention to detail and the ability to deliver high-quality work within demanding timelines.




- Confidence working independently while collaborating effectively with multidisciplinary and international teams.
- Proficiency in Microsoft Office and commonly used document-management tools.

Why Collaborate with Clarenta?

By working with Clarenta, you will have the opportunity to:

- Collaborate with knowledgeable and experienced clinical research professionals.
- Work in an international and diverse environment.
- Contribute to challenging projects across different therapeutic areas and clinical development phases.
- Expand your scientific and regulatory writing expertise.
- Contribute to clinical development programs where scientific quality and timely delivery matter.

Why Clarenta?

Our strengths include:

- Extensive clinical research expertise developed over more than two decades.
- Experience across early- and late-phase clinical development.
- A strong track record of quality and timely project delivery.
- Established relationships with investigators and Key Opinion Leaders.
- Experienced, motivated, and highly capable multidisciplinary teams.
- International full-service clinical research capabilities.

Clarenta is an equal opportunity employer and collaboration partner. We are committed to fostering an inclusive and diverse working environment and welcome applications from qualified professionals.

Ready to Make an Impact?

If you are an experienced Medical Writer interested in freelance collaboration and want to contribute to meaningful clinical research projects, we would be delighted to connect with you.

Join Clarenta and help us turn complex clinical science into clear, accurate, and impactful medical communication.

📌 Medical writer (España)
🏢 Clarenta
📍 España