Senior Biostatistician

Alexion Pharmaceuticals, Inc.; Boston (MA); On-site; USD 87,000 - 130,000; Full time

Benefits offered by this job

Incentives (short-term bonuses)

Health, dental and vision coverage

Retirement plan

Paid time off

Job summary

Alexion Pharmaceuticals, Inc. seeks a Senior Biostatistician, Biostatistics to provide study-level statistical support under supervision.

You will work on set-up, conduct, analysis, and reporting for standard studies, including validation and interpretation of results. The role involves applying modelling and simulation to inform design decisions, developing SAPs, producing analyses and graphics for preclinical and clinical studies, and supporting regulatory submissions while contributing to

Qualifications

• 1+ years of experience with MSc/PhD in Statistics, Mathematics (containing a substantial statistical component)
• Programming knowledge and experience (SAS or R preferred)
• Strong communication skills
• Good time management and ability to work under pressure

Responsibilities

• Statistical support for standard study design and interpretation
• Statistical validation activities
• Analysis of information to inform design decisions and decision criteria
• Application of modelling and simulation to inform study design
• Development of a Statistical Analysis Plan
• Production of analysis, graphics and tables for studies or publications
• Communication of results of standard studies
• Support for regulatory submissions
• Contribute to improvement of methodology and best practices

Skills

SAS/R programming

Communication skills

Time management

Self-awareness

Education

MSc/PhD in Statistics/Mathematics

Tools

SAS

R

Job description

This is what you will do:

The Senior Biostatistician, Biostatistics has necessary academic qualifications, but limited experience working as a statistician in the pharmaceutical industry, and therefore most work will be supervised by a more experienced statistician. Common activities include study-level support, including set‑up, conduct, analysis, and reporting. Technical statistical projects can also be addressed.

You will be responsible for:

• Under the guidance of an experienced statistician, provides:
  • Statistical support to standard study design and interpretation
  • Statistical validation activities
  • Analysis of internal and external information to inform design decisions and the development of decision criteria
  • Application of modelling and simulation to inform study design, assess robustness of results etc.
  • Development of a Statistical Analysis Plan for standard study and/or project delivery.
  • Production of analysis, supporting graphics and analysis tables for projects, such as preclinical studies, clinical study reports, Global Medical Affairs studies, or publications
  • Interpretation, summarization, and communication of results of standard studies
  • Statistical support for regulatory submissions

• Contribute to improvement of methodology and provide practical solutions for problems
• Contribute to the application of statistical methodology to improve the process and delivery activities
• Contribute to the development of best practice to improve quality, efficiency, and effectiveness
• Accountable for the quality of their statistical work; provide discipline‑specific understanding, insight, and constructive challenge and self‑aware of own development needs

You will need to have:

• 1+ years of experience with a MSc/PhD in Statistics, Mathematics (containing a substantial statistical component), or recognized equivalent to stats MSc
• Programming knowledge and experience (SAS or R preferred)
• Communication skills
• Time management
• Self-Awareness
• Flexible, well‑organized, and possess the ability to work well under pressure
• The duties of this role are generally conducted in an office environment. As is typical of an office‑based role, employees must be able, with or without an accommodation to: use a computer; engage in communications via phone, video, and electronic messaging; engage in problem solving and non‑linear thought, analysis, and dialogue; collaborate with others; maintain general availability during standard business hours.

We would prefer for you to have:

• PhD in Statistics/Biostatistics preferred with exposure to clinical trials in pharmaceutical industry through internship or work experience
• Collaboration required
• Ability to apply statistical expertise to problems, problem solving and quality focus
• undefined

The annual base pay (or hourly rate of compensation) for this position ranges from $86,992 to $130,488. Our positions offer eligibility for various incentives—an opportunity to receive short‑term incentive bonuses, equity‑based awards for salaried roles and commissions for sales roles. Benefits offered include qualified retirement programs, paid time off (i.e., vacation, holiday, and leaves), as well as health, dental, and vision coverage in accordance with the terms of the applicable plans.

Date Posted

15-Oct-2026

Closing Date

28-Oct-2026

Our mission is to build an inclusive environment where equal employment opportunities are available to all applicants and employees. In furtherance of that mission, we welcome and consider applications from all qualified candidates, regardless of their protected characteristics. If you have a disability or special need that requires accommodation, please complete the corresponding section in the application form.