Data visualization Jobs in Washington, DC

Excella is a transformative technology firm that helps organizations unlock new possibilities. We believe the key to helping clients challenge the status quo and reach new heights lies in our talented people. That’s why we’re committed to developing talent and providing opportunities for career growth at every stage. Join our collaborative team dedicated to solving complex problems with sustainable solutions while building your future as a leader. At Excella, you’re empowered to make lasting impact, turning today’s challenges into tomorrow’s mission successes.

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Overview

The Senior Data Visualization Developer is responsible for designing and developing reports and dashboards to support self-service analytics environments for clients. This role requires strong technical skills in business intelligence tools and SQL, as well as the ability to translate business needs into effective data visualizations.

Responsibilities:

• Interact directly with client stakeholders (business or technical) to understand their data visualization needs.
• Use SQL queries to explore, analyze, and import data sources for report development
• Work directly with clients to understand their business goals, data needs, and reporting requirements.
• Create prototypes based on stakeholder requirements to validate report/dashboard design.
• Develop and optimize reports and dashboards using tools such as Tableau and Power BI.
• Ensure data accuracy by performing quality checks on source data.
• Understand and follow best practices in data visualization, automation, and user experience and participate in the cultivation of data visualization culture and community internally.
• Document and train end-users on BI deliverables to ensure long-term sustainability.

Qualifications:

• 3+ years of experience developing reports and dashboards using BI tools (Tableau, Power BI, Looker, D3).
• 3+ years writing SQL queries of medium complexity.
• Strong understanding of relational database structures.
• Proven ability to present complex data in an intuitive and visually compelling manner.
• Experience in analyzing stakeholder needs and developing user-friendly visualizations.
• Detail-oriented with a strong sense of data accuracy and quality assurance.
• Ability to structure and write clear, concise documentation.
• Familiarity with relational databases (e.g., SQL, MySQL) and NoSQL databases.
• Knowledge of data warehousing concepts and cloud platforms like AWS, Google Cloud, or Azure.
• Familiarity with Agile methodologies and collaboration tools (e.g., Jira).
• Enthusiastic about learning and adopting new features within BI tools.

Excella is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law. Excella is committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request reasonable accommodation to participate in the job application or interview process, contact or 703-840-8600.

This range represents the minimum and maximum base salary that Excella reasonably and in good faith expects to pay for this role. Actual compensation within the range will depend on factors such as skills, experience, training, certifications, and organizational needs. It is not typical for an individual to be hired at or near the top or bottom of the range.

Your pay also includes the opportunity for an annual bonus in addition to the base salary. This variable pay opportunity is dependent upon the attainment of shared firmwide goals and objectives as determined by Excella’s Executive Team. Certain eligibility and pro-ration rules apply.

Should your experience and knowledge qualify you for a different position or title within Excella, we may consider you for positions that better align with your qualifications. In that case, we will provide the range for those positions as well.

Pay Range$102,805—$149,319 USD

Excella is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law. Excella is committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request reasonable accommodation to participate in the job application or interview process, contact or 703-840-8600.