What are the responsibilities and job description for the Senior Data Analyst position at Chi Square Analytics?
Senior Data Analyst - competitive salary - Madison, Wisconsin, United States
An established economic and data consulting firm is seeking an experienced Data Analyst to join its growing team in Wisconsin. The firm supports large, complex clients across regulated and operationally intensive industries, delivering rigorous, data-driven insight to inform strategic, pricing, and regulatory decisions.
This is an opportunity for a technically strong analyst who enjoys leading projects, improving processes, and applying advanced analytics to real-world business challenges.
The successful candidate will play a central role in delivering high-quality analytical work, supporting senior leadership, and mentoring junior analysts. The position combines hands-on technical work with project leadership, client interaction, and continuous improvement of analytical standards and processes.
Level and title will be aligned to experience and technical capability.
Key Responsbilites
- Collect, clean, transform, validate, and analyse complex datasets; troubleshoot data issues and respond to client questions with clear, well-supported analysis
- Develop and maintain cost, pricing, regulatory, and productivity models; perform quality assurance on team outputs to ensure accurate, timely delivery; and document analytical processes to support transparency and knowledge sharing
- Translate complex business and operational requirements into clear technical and project specifications
- Lead recurring monthly, quarterly, and annual projects while mentoring and coaching team members
- Identify and implement complex process improvements and efficiency gains
- Build strong client relationships, proactively anticipating needs and independently resolving complex queries
- Collaborate with data engineering and analytics colleagues to ensure robust data standards, best practices, and supporting infrastructure
Key Skills
- Bachelor’s or Master’s degree in a quantitative discipline (e.g. data science, computer science, economics, analytics) with strong academic performance
- Extensive professional experience leading analytical projects, managing stakeholders, and delivering complex data-driven work
- Advanced programming skills in Python and SQL, with hands-on experience managing large, complex datasets
- Proven ability to solve complex problems and deliver continuous process improvement
- Strong knowledge of logistics, shipping, or other operationally complex industries preferred
- Commercially aware with a clear interest in progressing into leadership
- Advanced understanding of core data analysis techniques, including data preparation, interpretation, and visualisation
- Proficient in analytical and productivity tools (e.g. Python, SQL, Excel, SAS); experience with BI and visualisation tools is advantageous
- Strong communication, organisation, and attention to detail, with the ability to manage competing priorities independently or within a team
- Experience working in data warehouse environments is a plus
- Sponsorship is not available for this role, and relevant background checks and screening will be required. Please note this position is office-based and candidates must be willing to work on-site
Benefits
- Clear career progression with close mentorship from senior experts
- Exposure to complex, high-impact analytical and economic work
- Collaborative, employee-owned culture with low travel requirements
- Private office environment and on-site parking
- Flexible working arrangements and comp time for additional hours
- Competitive compensation package including benefits and generous paid time off
This role offers the chance to join a respected consultancy where analytical excellence, professional development, and work-life balance are genuinely valued. It is well suited to a motivated data professional looking to deepen their technical expertise while taking on increasing leadership responsibility in a supportive, high-calibre environment.
If you would like a confidential discussion to learn more, please free to share your CV with Demetrious (dvassiliou@chisquare-group.com).
By applying to this advert you agree to your personal details being held on file in relation to this and other future relevant opportunities.