Supervisory Statistician (NTE 1 Year)

All documents must be received and eligibility requirements must be met by the closing date of the announcement. Your resume must be well documented with the specialized experience, otherwise you may be deemed ineligible. To meet the minimum qualifications for this position, you must meet the EDUCATION REQUIREMENT AND SPECIALIZED EXPERIENCE qualifications for the grade(s) at which you are requesting consideration.

Applicants must meet qualifications, education requirement and time-in-grade requirements by the closing date of this vacancy announcement.

SPECIALIZED EXPERIENCE For GS-14: At least one year of specialized experience equivalent to the GS-13 level in the Federal service performing (obtained in either the public or private sectors) listed below: Leading the design and validation of complex probability sampling frameworks for audits, determining precision and projection methods, and authoring the methodological documentation used in audit records.

Serving as the methodological quality‐assurance lead: reviewing and approving staff and contractor sampling plans, estimation methods, calculations, and documentation; providing written confirmations and sign‐offs consistent with OIG policy. Guiding audit teams' analytical planning and interpretation: translating objectives into sampling/survey strategies, advising on trade‐offs among rigor, timeliness, burden, and evidentiary sufficiency, and directing adjustments when risks or limitations arise.

Preparing and presenting methodological sections, appendices, and exhibits; communicating uncertainty, assumptions, and limitations clearly to non‐technical audiences, including audit leadership and auditees. Making authoritative, binding judgments on data quality and fitness‐for‐use, documenting implications for projections and audit conclusions. Executing rapid audit‐support analyses (trend checks, stratification diagnostics, frame validation) under compressed timelines while preserving methodological integrity.

Planning, assigning, and reviewing the work of direct service staff; mentoring and enforcing JD analytical standards; contributing to performance appraisals under leadership guidance. Managing service operations: scoping requests, scheduling work, maintaining intake/status tracking, and reporting progress to leadership.

01Education

Education cannot be substituted for experience at the GS-14 grade level.

02Competencies

Your resume and short answer responses will be evaluated on the following competencies in addition to the specialized experience as stated above: 1. Statistical Sampling and Survey Methodology Core ability to design, validate, document, and communicate probability‐based sampling strategies and survey methods that meet audit objectives. Includes defensible design choices, projection methods, uncertainty communication, and creation of audit‐ready methodological documentation. 2.

Audit Quality Assurance and Methodological Review Oversight of the technical soundness, reproducibility, and GAGAS‐alignment of statistical work products. Includes reviewing staff and contractor deliverables, identifying methodological risks, issuing written confirmations/sign‐offs, and enforcing JD analytical standards. 3.

Analytical Guidance and Stakeholder Advisory Ability to guide audit teams' analytic planning, translate audit objectives into fit‐for‐purpose methods, and provide expert advice on sampling strategies, estimation approaches, data visualization, and trade‐offs (rigor, timelines, evidentiary sufficiency). This competency reflects your “primary specialist” role on audits. 4.

Technical Communication Skill in preparing methodological sections, technical appendices, visual displays, and plain‐language explanations of sampling results, assumptions, and uncertainty. Includes presenting and defending methods at entrance/exit conferences and ensuring analytical materials are usable by non‐technical audiences. 5. Leadership, Workflow Management and Service Operations Skill in planning, assigning, reviewing work; mentoring staff; onboarding; and reinforcing JD standards.

Also includes managing intake/workflow systems (e.g., trackers, Smartsheet), maintaining status reporting for leadership, and ensuring timely execution of audit support.

03Preferred Qualifications

Demonstrated proficiency in audit‐focused sampling and survey methods and GAGAS‐aligned documentation. Experience providing methodological quality‐assurance sign‐offs for statistical evidence in audits. Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religions; spiritual; community; student; social).

Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment. You will receive credit for all qualifying experience, including volunteer experience. Note: A full year of work is considered to be 35-40 hours of work per week. Part-time experience will be credited on the basis of time actually spent in appropriate activities.

Applicants wishing to receive credit for such experience must indicate clearly the nature of their duties and responsibilities in each position and the number of hours a week spent in such employment.

This position is for a Supervisory Statistician within the Office of Data Analytics (JD), Office of Inspector General (OIG), U.S. Department of Transportation (DOT). The Direct Service Hub provides rapid, on-demand analytical support to the Auditing and Evaluation office (JA) and serves as the primary liaison between audit teams and JD for statistical sampling, survey research, and other short-term analysis needs.

The incumbent will function as the primary point of contact for audit teams seeking direct statistical and other short-term analytical support on audit engagements. The role emphasizes defensible probability sampling, survey design and execution, rapid analytical triage, and quality control oversight of work performed by contractors and JD staff.