Senior Tableau Developer

Permanent W-2 Employee / Corp2Corp Contractor | Omm IT Solutions | United States Posted On 06/18/2026 Job Information Start Date 06/20/2026 12:00 AM Compensation Negotiable IT Services Work Authorization No Visa Sponsorship Provided. Green Card EAD can also apply Background Check/Public Trust Clearance US Public Trust Clearance Job Opening ID Omm2952J State/Province Maryland City Woodlawn 21041 Job Description PLEASE NOTE: It is a 100% onsite position. Selected candidate must be able to obtain and maintain a public trust clearance. Selected candidate must be willing to work on-site in Woodlawn, MD 5 days a week. KEY REQUIRED SKILLS: SME on Tableau BI Dashboard development, Data Management & Analysis. Strong proficiency in Tableau Desktop and SQL (PostgreSQL preferred) and NoSQL database (Mongo DB preferred) querying. POSITION DESCRIPTION: Develop and enhance Tableau dashboards in enterprise environments Modify and extend existing reporting solutions. Utilize advanced Tableau Desktop features (parameter actions, LOD expressions, relationships/joins, complex interactions, custom visualizations). Design intuitive, visually clean, and story-driven dashboards focused on user experience. Translate loosely defined requirements into polished, functional dashboards with minimal oversight. Data Management & Analysis Write and optimize SQL queries, especially in PostgreSQL environments. Work with messy or imperfect data; identify and resolve data quality issues. Troubleshoot and resolve Tableau performance issues (workbook optimization, calculations, filters, queries). Testing & Quality Assurance Deliver accurate, thoroughly tested, and low-defect dashboards. Perform dashboard testing, validation, and bug fixing, preferably in Agile/Scrum environments. Follow written technical requirements and implementation instructions with minimal rework. Documentation & Communication Document dashboard changes, testing results, and technical implementation details. Communicate proactively regarding risks, blockers, and implementation considerations. Manage multiple enhancement requests, defects, and ad-hoc analysis tasks efficiently. Requirements SKILL REQUIREMENTS: Master's and 5+ years of experience, Bachelor's and 7+ years of experience or 13+ years in lieu of a degree. 8+ years of experience with analysis, design and developing systems using skills identified in this requirement. REQUIRED SKILLS: Demonstrated experience with Tableau dashboard development and enhancement Strong proficiency in Tableau Desktop and SQL (PostgreSQL preferred) and NoSQL database (Mongo DB preferred) querying Experience with dashboard UX/UI principles and data quality troubleshooting Experience in Agile/Scrum development environments Experience in translating loosely defined requirements into polished, functional dashboards with minimal oversight Strong experience writing and optimizing SQL queries, especially in PostgreSQL environments DESIRED SKILLS: Familiarity with Snowflake or cloud data warehouse concepts Experience in government or public-section Agile environments Education/Work Experience Master's and 5+ years of experience, Bachelor's and 7+ years of experience or 13+ years in lieu of a degree. 8+ years of experience with analysis, design and developing systems using skills identified in this requirement. #J-18808-Ljbffr