Senior Biostatistician

Workplace Circumstances

• Environment: Office
• Languages: English, French, Khmer
• Location: Phnom Penh

Position Summary

We are seeking a highly skilled and experienced Senior Biostatistician to lead and support the statistical components of large-scale epidemiological research projects, including observational and interventional studies conducted by the Epidemiology and Public Health Unit. The Senior Biostatistician will be part of the Methodology and Data Analysis Group, which plays a central role in study design, statistical analysis, and ensuring methodological quality across IPC’s collaborative research portfolio.

The position is intended for a senior methodological scientist capable of independently leading complex statistical analyses, advising investigators on study design and analytical strategy, supervising junior analysts, and contributing actively to scientific publications and research proposals.

Position Overview:

The Senior Biostatistician will work under the supervision of the Head of the Epidemiology and Public Health Unit and in close collaboration with project investigators, research scientists, PhD Students and data managers. In addition to contributing to study design, statistical analysis plans, and analytical outputs, the Senior Biostatistician will be responsible for supervising junior data analysts, PhD students within the Methodology and Data Analysis Group.

Recruitment conditions:

• Contract: A year contract (renewable)
• Start Date: November 2026
• Remote Work: Possibility to work remotely, subject to job role and management approval.

Duties & Responsibilities

• Statistical Analysis and Methodological Support
• Develop statistical analysis plans and perform data analysis using R, Stata, or other relevant software.
• Provide methodological leadership across epidemiological and clinical research projects, from study conception through final analysis and interpretation.
• Apply a broad range of statistical techniques including regression, survival analysis, mixed models, geospatial analysis and Bayesian approaches.
• Apply methods appropriate for clustered, hierarchical, repeated-measures, and correlated data structures.
• Analyze data from a wide range of study designs including population-based surveys, observational studies, longitudinal cohorts, case-control studies, clinical trials and routine surveillance systems.
• Design and analyze complex population surveys, including appropriate consideration of stratification, clustering, sampling weights, and survey design effects.
• Contribute to protocol development, sample size calculation, and study design refinement.
• Advise investigators on the selection of appropriate statistical methods and ensure alignment between research questions, study design, data structure, and analytical strategy.
• Develop strategies for handling missing data, including multiple imputation and appropriate sensitivity analyses.
• Assess model assumptions, goodness-of-fit, robustness, interactions, effect modification, and potential sources of bias.
• Plan and conduct sensitivity, subgroup, and robustness analyses where scientifically justified.
• Provide guidance on confounding control, causal diagrams, propensity score methods, inverse probability weighting, marginal models, or other causal inference approaches when appropriate.
• Advise on multiple testing, multiplicity, interim analyses, and statistical inference where relevant.
• Contribute to the design and validation of prediction, prognostic, diagnostic, and risk models where appropriate.
• Ensure methodological rigor and validity of findings throughout the research process.
• Team Supervision and Capacity Building
• Supervise and mentor Cambodian and international junior biostatisticians and data analysts within the Epidemiology and Public Health Unit.
• Coordinate and strengthen the skills of the data analysis team, fostering autonomy and high-quality outputs.
• Deliver theoretical and hands-on training sessions in biostatistics and epidemiological methods for staff from other IPC units and contribute actively to teaching activities in national and international courses, including at the University of Health Sciences of Cambodia.
• Support long-term capacity building through mentorship, supervision of junior staff, and promotion of good statistical practices.
• Review and validate statistical analyses performed by team members and collaborators, ensuring high-quality standards across all projects.
• Scientific Communication and Collaboration
• Communicate advanced statistical concepts and results clearly to multidisciplinary audiences, including scientists, clinicians, public health officials, and policy stakeholders.
• Contribute to the preparation of scientific publications, technical reports, grant proposals, and oral presentations at national and international conferences.
• Work in close collaboration with Principal Investigators, data managers, and project teams to support analytical needs across IPC’s research portfolio.
• Contribute to regular strategic and technical exchanges with key national and international partners including institutes within the Pasteur Network and the Mathematical Modelling of Infectious Diseases Unit at Institut Pasteur in Paris.

Benefits

• Private health insurance including family coverage and life insurance.
• NSSF (Health Care, Occupational Risk, Retirement).
• Khmer New Year and Pchum Ben Bonus.
• Annual leave plus an additional day every three years.
• Multicultural environment with staff from 22 nationalities.
• Opportunities for growth and career advancement.

Languages

• Khmer - Good is preferred
• English - Fluent is required
• French - Good is preferred

Qualifications

• Phd in Biostatistics, Statistics, Mathematics, Epidemiology, Data Science or a related field.

Work History

• Applied biostatistics in research in epidemiology, public health or clinical settings. for 5 years as a minimum

General & Technical Skills

• Strong expertise in statistical software and programming languafes (e.g. R, Stata, Python).
• Experience with diverse epidemiological study designs and analytical frameworks.
• Experience collaborating with international, multidisciplinary research teams.
• Fluency in English language required. Khmer or French language skills is an asset.
• Experience with spatial analysis or Geographic Information Systems is an asset.

Soft Skills

• Strong organizational and analytical skills with strong attention to detail.
• Proven ability to mentor, train, and coordinate junior analysts and contribute to long-term capacity building efforts.
• Written and oral communication skills, including the ability to explain statistical concepts to non-experts.
• Ability to work independently and manage competing priorities across multiple projects.
• Interest in intercultural environments