The Senior Systems-Business Analyst plays a critical role in the IT team by working closely with business users to identify and document requirements for system enhancements or new projects. This includes analyzing business processes, identifying areas for improvement, and making recommendations for changes. The Senior Systems-Business Analyst collaborates with technical teams to ensure the successful delivery of solutions that meet the needs of the business. They also act as a subject matter expert on systems and processes, providing guidance and support to other team members.