Principal Medical Writer

Overview

Cactus Life Sciences partners with the global biopharma industry to drive innovation and elevate patient outcomes through agile, science-driven medical communications. We transform complex data into actionable insights, bridging the critical gaps between research, decision-making, and real-world healthcare impact.

Please note: We are a remote-first organization, and we embrace an "accelerate from anywhere culture". You may be required to travel based on business requirements or for company/team events.

Job Responsibilities

• Develop high-quality scientific, medical, and educational materials, including, but not limited to, MSL/training slide decks, infographics, congress and meetings materials, literature searches and reviews, standard response letters/medical information letters, and HCP engagement content according to client and audience needs with excellent attention to detail
• Review and supervise deliverables from junior writers and provide constructive feedback
• Mentor and train junior writers by sharing best practices and client preferences
• Maintain excellent product/account knowledge for client interactions
• Build strong relationships with clients and stakeholders
• Advise clients on strategic plans and content improvements
• Participate in client pitches and business development
• Communicate effectively with team members and clients
• Develop and execute digital medical communications initiatives in the digital space, including publication extenders, creation of infographics, interactive assets, website content, patient narratives, and medical information engagement plans
• Collaborate cross-functionally on digital solutions for Medical Affairs clients
• Create visual content and innovative solutions
• Ensure materials comply with client requirements and SOPs
• Attend workshops and training programs
• Support senior team members in meetings

#LI-Remote

Qualifications and Prerequisites

• PhD/MD in medicine, life sciences, health sciences, pharmacy, pharmacology; MPharm/MSc. with a good understanding of clinical research and medical communication
• 7-10 years of experience in writing and reviewing Scientific/ Medical Communications for Medical Affairs or biopharma, preferably in an agency setting
• Clear, concise scientific writing with strong attention to detail and language skills
• Strong ability to interpret, evaluate, and present scientific data clearly and concisely
• Good understanding of biostatistics, MS Office, and literature review, with a keen eye for synthesizing complex information
• Skilled in developing digital content to enhance scientific publications and support medical communications
• Experienced in organizing and contributing to congresses and advisory board meetings
• Excellent communicator adept at simplifying complex ideas for diverse audiences
• Strong relationship-building and negotiation skills within cross-functional and matrix teams
• Effective leader with experience mentoring and developing junior writers
• Highly organized and accountable, with the ability to manage multiple projects and priorities
• Resilient under pressure, adaptable to shifting demands, and supportive of team success
• Committed to continuous improvement, personal growth, and driving positive change
• Open to travel for client engagements, congresses, and advisory boards

Application Process

Before applying, please ensure you meet the role requirements listed above and have legal authorization to work in the country where this role is advertised. The selection process for this role includes two rounds of interview with the hiring manager and peers, a strategic assessment, and HR interview rounds.

Equal Opportunity

Our hiring practices reflect our commitment to providing equal opportunities and creating an environment where everyone can thrive, develop, and succeed. We celebrate the uniqueness of our team members and prohibit discrimination of any kind, based on race, color, religion, gender identity, sexual orientation, age, marital status, disability, or any other protected characteristic.

Accelerating from Anywhere

As a remote-first organization, these are essential attributes we look for in all our candidates.

• Taking ownership of your work with minimal supervision, showing strong ability to organize, prioritize and deliver results independently.
• Documenting work that brings everyone on the same page.
• Maturity to choose between synchronous and asynchronous collaboration.
• Effectively collaborating with colleagues across different time zones by setting dedicated hours for collaboration and keeping team members updated through your MS Teams status.

About Us

At Cactus Life Sciences (cactuslifesciences.com), we believe the future of medical communications lies at the intersection of science, technology, and human connection. Headquartered in Princeton, New Jersey, with teams in Switzerland, the United Kingdom, India, and Japan, we help biopharmaceutical organizations redefine scientific exchange - leveraging AI, automation, and innovation while keeping patients at the heart of everything we do.

Our expertise spans medical strategy, scientific content development, and medical education across therapeutic areas and the product lifecycle. By blending scientific rigor, agile operational models, and future-ready technologies, we partner with medical affairs teams to catalyze their transformation, adapt to a changing landscape, and drive meaningful outcomes for healthcare communities worldwide.