Senior Principal Statistician, Biostatistics
- Employer
- Jazz Pharmaceuticals, Inc.
- Location
- Dublin, IE; Cambridge, Cambridgeshire, UK; London, UK; London, London, City of, UK -- [Remote/Home-Based]
- Posted date
- Oct 13, 2026
View more categories
- Discipline
- Science/R&D, Biostatistics
- Required Education
- Masters Degree/MBA
- Position Type
- Full time
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Job Details
If you are a current Jazz employee please apply via the Internal Career site.
Jazz Pharmaceuticals is a global biopharma company whose purpose is to innovate to transform the lives of patients and their families. We are dedicated to developing life-changing medicines for people with serious diseases — often with limited or no therapeutic options. We have a diverse portfolio of marketed medicines, including leading therapies for sleep disorders and epilepsy, and a growing portfolio of cancer treatments. Our patient-focused and science-driven approach powers pioneering research and development advancements across our robust pipeline of innovative therapeutics in oncology and neuroscience. Jazz is headquartered in Dublin, Ireland with research and development laboratories, manufacturing facilities and employees in multiple countries committed to serving patients worldwide. Please visit www.jazzpharmaceuticals.com for more information.
Brief Description:
The Senior Principal Statistician, Biostatistics will be a lead statistician on individual studies, across related studies, and for integrated summaries and will design and report Phase I to IV clinical studies and regulatory filings under the supervision of a more senior statistician. This role is responsible for all statistical aspects of study design, study analysis and validation, and study documentation. The Senior Principal Statistician will provide timely and scientifically sound statistical expertise to clinical development projects and develop and execute statistical strategy, design, and analyses for clinical trials. This position will work collaboratively with clinical development, pharmacology, pharmacovigilance, clinical drug supply, project management, regulatory affairs, medical writing, clinical data management, and clinical operations. The Senior Principal Statistician will manage work done by statistics and programming external vendors.
Essential Functions/Responsibilities
Participate in department and cross-functional meetings to optimize clinical study designs, endpoints, and analysis strategies in protocols.
Collaborate with cross-functional team members to meet study any recurring report timelines.
Support the development and implementation of study protocols.
Review and provide input to data capture systems and participate in their validation.
Develop statistical programs as necessary to simulate clinical trial design operating characteristics, perform analysis, prepare data displays, verify data accuracy and validity of analyses performed by statistical programming.
Write statistical analysis plans, review statistical analysis plans written by other statisticians, perform and oversee data analysis and validation, and interpret analyses.
Prepare for and attend meetings with regulatory agencies.
Work with biostatistics compound/therapeutic area lead, peer management, and employees to develop, implement, and maintain department standards and practices.
Review timelines and analysis plans for CRO work to ensure timeliness and quality deliveries.
Review and validate CRO deliverables.
Act as the statistical subject matter expert with medical writers and other colleagues in the production of clinical reports, integrated summaries, and other documents.
Respond to statistical questions from regulatory agencies.
Required Knowledge, Skills, and Abilities
Knowledge of clinical trial design and analysis, including experience with complex statistical methods and models, including statistical principles and methodology and principles of statistical inference, including hypothesis testing and deriving estimates, parametric and non-parametric models and techniques, principles of sample size calculations for comparing two arms, principles of design of experiments in introducing conditions designed to affect an outcome of interest, and phase II-IV clinical trial data analysis.
Experience in using SAS and R; knowledge of other statistical applications and programming languages a plus.
Knowledge of applicable regulatory requirements and guidelines, e.g., ICH Guidelines and drug development regulatory requirements as they relate to statistics, including statistical contributions to marketing applications and CDISC standards.
Able to work in a fast-paced, flexible, team-oriented environment.
Possess excellent interpersonal and communication skills (written and verbal).
Strong attention to detail with a view to bring studies to a quality conclusion.
Flexible, positive, creative thinker, good communicator.
Work without close supervision. Well-developed time management skills are important.
Required/Preferred Education and Licenses
MS or MPH in statistics, mathematics, or a related discipline with a statistical focus and > 4 years of experience in pharmaceutical or biotechnology industry.
PhD in statistics, mathematics, or a related discipline with a statistical focus and > 2 years of experience in the pharmaceutical or biotechnology industry.
Knowledge of drug development regulations pertinent to statistical analysis.
Knowledge of the oncology or hematology therapeutic area is preferred
Bayesian and adaptive design experience is preferred. Experience working in Phase I/II Oncology studies and Phase I healthy volunteer/clinical pharmacology studies for Neuroscience preferred.
Proficient SAS & R programming skills, solid understanding of CDISC models and standards.
Excellent writing and communication skills demonstrated leadership abilities and excellent interpersonal skills.
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Jazz Pharmaceuticals is an equal opportunity/affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any characteristic protected by law.
The successful candidate will also be eligible to participate in various benefits offerings, including, but not limited to, medical, dental and vision insurance, retirement savings plan, and flexible paid vacation. For more information on our Benefits offerings please click here: https://careers.jazzpharma.com/benefits.html.
Company
At Jazz Pharmaceuticals, we’re driven by a singular purpose: to innovate to transform the lives of patients by developing life-changing medicines for rare diseases. Founded in 2003 and headquartered in Dublin, Ireland, we’ve grown into a global biopharmaceutical leader by fostering a culture where innovation thrives and employees are empowered to make a meaningful difference.
Our success is built on the intersection of scientific excellence and exceptional workplace culture. With a diverse portfolio of marketed medicines including leading therapies for sleep disorders and epilepsy, and a growing portfolio of cancer treatments, we’re pioneering research and development across neuroscience and oncology. In 2025, we achieved record total revenues of $4.3 billion, driven by meaningful patient therapies like Xywav®, Epidiolex®, Modeyso™, and Ziihera®.
What sets Jazz apart is our commitment to both patient care and employee wellbeing. Our innovative Jazz Remix work model offers unparalleled flexibility while ensuring meaningful collaboration. Through our “Note to Self” wellbeing initiative and market-leading benefits, including comprehensive mental health support through Lyra, we prioritize our employees’ holistic wellbeing.
The numbers tell our story: 88% of employees report feeling connected to Jazz’s purpose, and 85% would recommend Jazz as a good place to work. But it’s the impact we make on patients, on families, on each other, that truly defines us. At Jazz, we’re not just developing medicines; we’re creating an environment where purpose meets potential, and where transformative innovation flourishes.
Join us in our mission to transform lives through innovation.