A biostatistician is a professional who applies statistical methods and techniques to research in the field of biology, medicine, and public health. The job description for a biostatistician can vary depending on the industry and specific company needs, but some common responsibilities and qualifications include:

Responsibilities:

1. Designing and conducting statistical analyses of research studies and clinical trials.
2. Developing and implementing statistical analysis plans for clinical trials and research studies.
3. Performing data management tasks, such as data cleaning, coding, and quality control.
4. Developing and validating statistical models to support research objectives.
5. Interpreting statistical results and presenting findings to a variety of stakeholders.
6. Collaborating with other researchers, scientists, and clinicians to design studies and analyze data.
7. Contributing to the development of research proposals, study protocols, and grant applications.
8. Staying up-to-date with new statistical methodologies, tools, and software.

Qualifications:

1. Master's or PhD degree in biostatistics, statistics, or a related field.
2. Strong analytical skills and attention to detail.
3. Proficiency in statistical programming languages, such as SAS, R, or STATA.
4. Knowledge of statistical methods and techniques commonly used in clinical trials and research studies.
5. Understanding of clinical research principles and regulatory requirements, such as FDA guidelines.
6. Excellent communication and interpersonal skills, with the ability to work effectively with stakeholders at all levels of the organization.
7. Ability to work independently and as part of a team in a fast-paced environment.
8. Professional certification, such as a Certified Biostatistician (CB) or Professional Statistician (PStat), is preferred but not required.