Senior Biostatistician

Clearance Level
Interim Secret
Silver Spring, Maryland
Onsite Workplace
Key Skills For Success


Medical Affairs

Public Health

Research Data

Statistical Analysis Systems (SAS) Programming

REQ#: RQ139770
Public Trust: NACLC (T3)
Requisition Type: Regular
Your Impact

Own your opportunity to work alongside federal civilian agencies. Make an impact by providing services that help the government ensure the well being of U.S. citizens.

Job Description

Seize your opportunity to make a personal impact as a Senior Biostatistician. GDIT is seeking to fill a Senior Biostatistician position for the staff and customers of the WRAIR in support of the Medical Standards Analytics and Research (MSAR) and Statistics and Epidemiology Branch Research Programs. The position is located at Walter Reed Army Institute of Research (WRAIR) in Silver Springs, MD.

At GDIT, people are our differentiator. Join us on the frontlines of health IT and make an impact on the health of our nation.


  • Responsible for developing statistical/mathematical models in the evaluation of epidemiological data.
  • Manages categorical data, as well as clustered data and develops models using longitudinal methods, multivariate analyses, repeated measures, and other advanced multivariate statistical analyses.
  • Trains and mentors’ junior staff in epidemiologic study design, analysis, advanced SAS programming utilizing macros, arrays and other automatic approaches, results interpretation and development of high-quality error-free knowledge products.
  • Applies sound epidemiologic expertise to interpret results and leads the development of various knowledge products, including technical and departmental analytical reports, interactive dashboards, sophisticated graphs, tables, white papers, manuscripts, briefings and oral/visual presentations to professional groups.
  • Collaborates with departmental researchers to determine study protocols and analysis plans, has skills to develop and deliver departmental analytical reports and oral/visual presentations to professional groups and will travel to meetings and conferences when necessary.
  • May travel to meetings and conferences when necessary.


  • Master’s degree in Statistics.
  • Eight (8) years of postgraduate experience independently performing and leading statistical analysis of military epidemiologic studies using SAS programming.
  • Expert in conceptualizing, planning, conducting and validating epidemiologic studies and statistical models in the evaluation of epidemiological data.
  • Expert in statistical software packages to include SAS and a strong working knowledge of Microsoft Excel, Access and PowerPoint.
  • Experience with military preventive medicine issues, military populations, military structure, datasets.
  • Familiar with clinical decision software to explore the effects of discounting, variations in clinical assumptions, and other aspects of sensitivity analysis in cost and cost effectiveness analyses.
  • Training or experience in developing predictive models for success/failure in large populations using risk factors of various strength and positive predictive value very useful.
  • Possesses theoretical expert level (recognized authority – based on NIH proficiency scale) proficiency and at least 8 years of experience in generalized linear models, survival analyses, proportional hazards, and other types of multivariate statistical models.  
  • Extensive experience with military populations, structure, medical readiness policies, preventive medicine issues and analysis of military datasets to include accession medical disqualifications and waivers, personnel, healthcare, and disability data using SAS.
  • Good writing skills, preferably demonstrated by one or more published articles as author or co-author.
  • Additional training in economic analytical modeling in a medical environment is highly desirable.
  • U.S. citizenship required.
  • Ability to secure a Public Trust Clearance - Automated Data Processing Level II (ADP-II)/National Agency Check with Law and Credit (NACLC).

● 401K with company match
● Comprehensive health and wellness packages
● Internal mobility team dedicated to helping you own your career
● Professional growth opportunities including paid education and certifications
● Cutting-edge technology

Work Requirements
Years of Experience

8 + years of related experience

* may vary based on technical training, certification(s), or degree

Travel Required

Less than 10%

About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.