About this role
When our values align, there's no limit to what we can achieve.
At Parexel, we all share the same goal - to improve the world's health. From clinical trials to regulatory, consulting, and market access, every clinical development solution we provide is underpinned by something special - a deep conviction in what we do.
Each of us, no matter what we do at Parexel, contributes to the development of a therapy that ultimately will benefit a patient. We take our work personally, we do it with empathy and we're committed to making a difference.
Principal Biostatistician (Patient‑Reported Outcomes Focus)
Remote- US | Full‑Time
About the Role
The Principal Biostatistician works independently across clinical trial projects of all complexity levels, including those with major regulatory impact. This position is highly visible within the organization and to external partners and is recognized as a statistical expert. The ideal candidate is a strong communicator, trusted advisor, and technical leader capable of driving statistical strategy and execution across multiple therapeutic areas.
Key Accountabilities
Operational Execution
- Provide broad statistical support, including trial design, protocol development, and CRF development for assigned studies
- Lead production and quality control of randomization schedules, statistical analysis plans, statistical reports, statistical sections of integrated clinical reports, and other supporting documentation
- Perform sample-size calculations, generate randomization lists, and write statistical methodology sections for study protocols
- Provide statistical input into Data Monitoring Committee (DMC) activities, including development of DMC charters and statistical analysis plans
- Serve in a supporting role as a non‑voting independent statistician, preparing data and analyses for DMC review
- This position is focusing on Patient-Report Outcomes (PRO)
Business Development
- Support Business Development activities by contributing to study design discussions during internal and client meetings
- Provide and explain sample‑size scenarios
- Support proposal and budget development
- Attend and prepare for bid defense meetings
General Activities
- Understand regulatory requirements across therapeutic areas and their implications for statistical methods, processing, and analysis
- Understand, apply, and provide training in extremely advanced and emerging statistical methods
- Contribute to the development and delivery of internal and external statistical training seminars and courses
- Review position papers in accordance with current good statistical practice
- Interact with clients and regulatory authorities
- Review publications and clinical study reports
- Travel to and actively contribute in client meetings (e.g., discussing analysis concepts or presenting study results)
- Perform additional responsibilities as defined by supervisor or manager
Skills
- Strong analytical skills
- Strong project management skills
- Professional attitude with excellent attention to detail
- Thorough understanding of statistical issues in clinical trials
- Ability to clearly describe advanced statistical techniques and interpret results
- Familiarity with regulatory and research guidelines on drug development, GCP, and statistical principles (especially ICH guidelines)
- Prior experience with SAS programming required
- Ability to work independently
- Strong mentoring and leadership skills
- Strong business awareness and business development aptitude
Knowledge & Experience
- PhD or MS in Statistics or related discipline with substantial experience
- Knowledge of pharmacokinetic data is an advantage
- Competent in written and oral English, in addition to local language
Education
- PhD in Statistics or related discipline, or
- MS in Statistics or related discipline
EEO Disclaimer
Parexel is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to legally protected status, which in the US includes race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.
Other facts
About Parexel
Parexel is a leading global clinical research organization (CRO) providing insights-driven Clinical and Consulting solutions to the world’s life sciences industry. Leveraging deep local knowledge and a global breadth of clinical, regulatory and therapeutic expertise, our 24,000+ professionals worldwide work in partnership with biopharmaceutical leaders, emerging innovators and sites to design and deliver clinical trials with patients in mind — broadening access and making clinical research a care option for anyone, anywhere. Our proven track record spans 40+ years and drives us forward, advancing clinical research in healthcare’s most complex areas while harnessing innovation to drive efficiencies across every phase of the clinical development process. Our insights-driven approach, proven delivery and trusted execution are accelerating the delivery of life-changing treatments to patients — With Heart.™ We continue to earn recognition industrywide, including the 2025 Scrip Award for “Best Contract Research Organization – Full-Service Provider,” 2024 Fierce Biotech CRO Award for "Innovative Approaches to Patient-Centric Research" and the 2024 and 2023 Society for Clinical Research Sites (SCRS) Eagle Award.
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What you'll do
- The Principal Biostatistician provides broad statistical support across clinical trial projects, including trial design and protocol development. They also lead the production of statistical documentation and contribute to business development activities.
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