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Medical Writing Careers at Parexel

 Expert scientific communication with the patient in mind

At Parexel, one of the world's leading Clinical Research Organizations, medical writers are essential strategic partners in clinical drug development. Our writers work closely with sponsors throughout the product lifecycle—not only crafting critical documentation, but also providing leadership and guidance across entire development programs.

Our fully integrated Medical Writing Services team of more than 700 writers spans all therapeutic areas, preparing high-quality documents for every phase from pre-clinical development to post-marketing literature. You'll create diverse documents, including clinical study protocols, informed consent forms, clinical study reports (Phase I–IV), regulatory submissions (IND, NDA, CTD sections), patient narratives, safety reports, and scientific manuscripts—transforming complex scientific data into clear, insightful content that accelerates development timelines and reaches patients faster.

Ready to apply your scientific expertise to advance life-changing therapies With Heart®?

Our Impact in Numbers

  • 700+expert Medical Writers worldwide

  • Writers in over 25 countries, with local regulatory and language expertise

  • Experience in writing communications in 20+therapeutic areas

  • 8+year's of experience, 15+ years for senior writers

Why Join Our Medical Writing Team

Diverse, intellectually challenging work

No two days are the same. Writers work across diverse therapeutic areas and document types—from clinical study reports and regulatory submissions to safety documents, labeling revisions, and scientific manuscripts. Each project requires synthesizing complex scientific data into clear, accurate content that directly impacts patient care. Writers continuously expand their knowledge across different therapeutic areas and document types, ensuring the work remains intellectually stimulating while contributing to life-changing treatments for patients worldwide.

Imran, an Indian man HR professional at Parexel working from home at his kitchen table. He is in front of a laptop while making notes on paper next to it. He wears a pink striped shirt and has short dark hair.

Supportive, collaborative culture

Join a high-performing team where quality is paramount and collaboration is second nature:

  • Colleagues actively support one another regardless of experience level
  • Every voice is valued and respected in an inclusive environment
  • Flexible work arrangements with managers who prioritize work-life balance
  • Strong sense of connection and teamwork, even when working remotely across regions
  • 15% of our team have stayed for over 10 years—some for more than 25 years

Writers describe feeling empowered, supported, and genuinely connected to teams that share a common goal: improving patient care globally through expert scientific communication.

Career Development & Growth for Medical Writers

Visual description of the career path

Clear Career Progression 

Parexel offers well-defined Medical Writer career pathways that support your professional advancement from entry level through senior leadership:

  • Associate Medical Writer
  • Medical Writer I
  • Medical Writer II
  • Senior Medical Writer
  • Principal Medical Writer
  • Senior Principal Medical Writer
  • Consultant Medical Writer

Medical Writers can progress along technical expert tracks or move into leadership roles depending on their interests and strengths. Many of our senior writers and principals have 15+ years of specialized experience, providing mentorship and guidance to developing team members.

Comprehensive development support

Parexel invests in building medical writing expertise through multiple channels:

  • Structured onboarding: New hires participate in mentoring programs designed to set them up for success, including a 6-month training course for entry-level writers that equips them with solid medical writing skills.
  • Continuous training: All medical writing staff participate in regular training led by senior staff or through courses offered by the American and European Medical Writers Associations (AMWA and EMWA).
  • Professional development: Opportunities to attend and present at professional medical writing conferences, and support to pursue development outside of working hours.
  • Annual goal setting: Line managers work with writers to establish realistic, career-enhancing development goals during performance assessments, including opportunities to take on new project types and acquire new knowledge-based skills.
  • Expanding expertise: Broaden skills across the full spectrum of medical writing services. Writers who join with experience in one document type—such as safety reports—can develop expertise in clinical study reports, informed consent forms, investigator brochures, and regulatory submissions. 
  • Professional association membership: Our writers are active members of leading professional organizations, including EMWA and AMWA, ensuring they stay current with evolving industry standards, regulatory requirements, and best practices in medical communication.

Hear from our medical writing experts

Our Commitment to You

Krystle, a Hispanic American female and Talent Acquisition professional at Parexel, works comfortably from home on a sofa with a laptop on her lap.

At Parexel, we believe in:

  • Quality at the core through rigorous standards and strict regulatory compliance

  • Respect and inclusion where every voice is valued regardless of experience level

  • Flexible working environments that support work-life balance

  • Continuous learning via structured mentoring and professional development resources

  • Collaborative teamwork where colleagues support one another to achieve shared goals

  • Patient-first focus to keep patients at the heart of everything we do

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