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Senior Biostatistician

AstraZeneca (Alexion) Open · verified Oct 24, 2026
Mississauga Full-time Senior Data Science

At a glance

Senior Data Science role at AstraZeneca (Alexion). Mississauga · full-time · CA$86,184–CA$113,117 base.

SalaryStated by AstraZeneca (Alexion)
CA$86,184 – CA$113,117
Base salary for this role, in CAD per year, as published in the posting.
RoleData Science
SenioritySenior
LocationMississauga
EmploymentFull-time
Base payCA$86,184–CA$113,117
PostedOct 21, 2026 · 3d ago
Role brief

dataroles summary, based on the employer's posting.

What you'll do

  • Support standard study design and interpret findings, with guidance from a more experienced statistician
  • Use internal and external information, plus modelling and simulation, to inform study design and decision criteria
  • Draft statistical analysis plans and produce analyses, graphics and tables for studies, reports and publications
  • Summarize study results and provide statistical input for regulatory submissions
  • Validate statistical work and help improve methods, delivery processes and quality

What you bring

  • At least one year of experience, plus an MSc or PhD in statistics, mathematics with substantial statistics, or an accepted equivalent
  • Programming experience, preferably with SAS or R
  • Clear communication and time-management skills, with the ability to stay organized and work under pressure

Who this fits

This role suits a statistician with limited pharmaceutical-industry experience who is comfortable doing much of the work under senior guidance. You’ll work in the office at least three days a week on average, with flexibility around that expectation. The position is office-based, with availability expected during standard business hours.

From the employer

When we put unexpected teams in the same room, we unleash bold thinking with the power to inspire life-changing medicines. In-person working gives us the platform to connect, work at pace and challenge perceptions. That’s why we work, on average, a minimum of three days per week from the office. But that doesn’t mean we’re not flexible. We balance the expectation of being in the office while respecting individual flexibility. Join us in our unique and ambitious world.


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

At Alexion, you will find a collaborative culture that encourages innovation and a diverse environment where your contributions are valued. You will have the opportunity to be at the forefront of rare disease research and make a meaningful difference in patients' lives.

Ready to lead and inspire? Apply now and take the first step towards a fulfilling career at Alexion, AstraZeneca Rare Disease.


⠀

Annual base salary for this position ranges from 86,184.80 to 113,117.55.

AstraZeneca is committed to providing fair and equitable compensation opportunities to all colleagues. Our compensation policies and practices have been designed to allow colleagues to progress through the salary range over time as they progress in their role. The range provided in this posting represents an offer pay range used in a majority of situations. The base pay offered will vary depending on multiple individualized factors, including the candidate's skills and experience, job-related knowledge, and other specific business and organizational needs. In some cases, offers outside the range may also be considered to address unique circumstances.

In addition, our permanent positions offer an annual Variable Pay Bonus/Short Term Incentive opportunity as well as eligibility to participate in our equity-based long-term incentive program (if applicable to role). Benefits offered for permanent roles include a competitive Flex Benefits & Retirement Savings Program, 4 weeks’ paid vacation, and annual Personal Days. Fixed Term Contract/Temporary positions (excluding students) are offered a Contract Benefits Program.

We are using AI as part of the recruitment process.

This advertisement relates to a current vacancy.

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Opportunity

Data Science work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind dataroles.