Senior BI Developer – Power BI & Cognos

2T Consulting

Washington, DC

Posted On: Jul 17, 2025

Posted On: Jul 17, 2025

Job Overview

Job Type

Contract - W2, Contract - Independent

Experience

5 - 10 Years

Salary

$45 - $53 Per Hour

Work Arrangement

Hybrid

Travel Requirement

0%

Required Skills

  • BI Developer
  • IBM Cognos
  • DAX
  • SQL
Job Description
Primary Responsibilities
  • Create advanced Power BI reports, dashboards, and data models using DAX and Power Query.
  • Work closely with business stakeholders to gather requirements and deliver BI solutions that meet business needs.
  • Migrate and modernize legacy IBM Cognos reports to Power BI where appropriate.
  • Maintain and enhance existing IBM Cognos reports in both development and production environments.
  • Ensure data accuracy, integrity, and optimal performance for all reporting solutions.
  • Use Power BI Service for sharing, publishing, and collaborating on reports and dashboards.
  • Create and optimize SQL queries for data analysis and reporting.
  • Work with multi-dimensional and relational data structures to support reporting needs.
  • Stay up to date with BI best practices, tools, and industry trends to continuously improve solutions.
  • Support end-to-end BI project lifecycles, from requirements gathering through to deployment and ongoing maintenance.

 

Required Experience/Skills
  • Proven experience as a Senior BI Developer with extensive hands-on experience in Power BI and IBM Cognos.
  • Strong knowledge of DAX, Power Query, and SQL for data modeling, transformation, and reporting.
  • Experience migrating reports from Cognos to Power BI.
  • Solid understanding of multi-dimensional and relational data structures.
  • Expertise in Power BI Service for sharing and collaborating on reports.
  • Strong problem-solving skills and attention to detail in data accuracy and performance optimization.
  • Excellent communication skills, with the ability to work collaboratively with both technical teams and business stakeholders.

Job ID: 2C250232


Posted By

Shayne

Sr. Recruiter