Data Visualization Specialist

Guidehouse•Arlington, VA

About The Position

The Data Visualization Specialist will turn complex, multi-source data into clear dashboards and reports that inform agency leadership decisions. The role requires extensive hands-on expertise in Tableau and Microsoft Power BI and supports federal program managers, analysts, and the LinkVisum project team. The specialist will aggregate, analyze, and visualize data; create actionable insights for technical and non-technical audiences; and support end users, data governance, security, and privacy requirements, including handling personally identifiable information (PII).

Requirements

Must be able to obtain and maintain a Federal or DoD Public Trust; approved Public Trust adjudication is required before onboarding.
Bachelor’s degree in Data Analytics, Statistics, Computer Science, Information Systems, Mathematics, or a related field, or four additional years of data analysis, business intelligence, or data visualization experience in lieu of a degree.
Five or more years of experience in data analysis, business intelligence, or data visualization.
Extensive hands-on expertise in Tableau Desktop, Prep, and Server/Cloud, including calculated fields, LOD expressions, parameters, actions, and dashboard design.
Extensive hands-on expertise in Microsoft Power BI Desktop and Service, including Power Query, DAX, data modeling, row-level security, and workspace management.
Strong SQL skills for querying, joining, and transforming data from relational databases.
Advanced Microsoft Excel skills.
Proven ability to aggregate and reconcile data from disparate sources.

Nice To Haves

Active Public Trust or Secret clearance.
Prior experience supporting a federal agency, preferably in human capital, workforce, or operational performance analytics.
Tableau certification (Tableau Desktop Specialist or Certified Data Analyst) and/or Microsoft Certified: Power BI Data Analyst Associate.
Experience with Python or R for data preparation and analysis.
Familiarity with cloud data platforms such as Azure, AWS, Databricks, or Snowflake.
Knowledge of federal data standards, the Evidence Act, and Section 508 compliance.
Experience working in an Agile environment.

Responsibilities

Collect, integrate, and consolidate data from agency systems, databases, spreadsheets, and external sources.
Build and maintain data pipelines, extracts, and data models for reporting tools.
Cleanse, validate, and quality-check data for accuracy and consistency.
Document data sources, definitions, lineage, and business rules.
Analyze large, complex datasets to identify trends, patterns, gaps, and performance drivers.
Develop metrics, KPIs, and performance measures aligned with agency mission and strategic goals.
Apply descriptive and diagnostic analysis, and support forecasting where appropriate.
Translate analytical findings into clear, actionable insights for technical and non-technical audiences.
Design, build, and maintain interactive dashboards and reports in Tableau and Microsoft Power BI.
Gather stakeholder requirements and convert them into intuitive visual products.
Apply data visualization best practices and Section 508 accessibility standards.
Optimize dashboard performance, manage workbooks and datasets, and administer publishing on Tableau Server/Cloud and the Power BI Service.
Brief findings to agency leadership and produce executive-level presentations.
Work with federal program managers, analysts, and the LinkVisum project team.
Train end users on dashboards and self-service reporting.
Support data governance, security, and privacy requirements, including handling of PII.