This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Business Analyst III based in the United States. The Business Analyst III will play a pivotal role in delivering advanced technology solutions across complex modernization initiatives.The role focuses on translating business needs into clear, actionable technical and functional requirements.You will work extensively with SaaS and COTS applications, legacy mainframe systems, data migrations, and data warehouse integrations.The position combines requirements analysis, process improvement, system investigation, documentation, and stakeholder engagement.You will collaborate closely with business and technical teams to understand workflows, identify root causes, and shape effective solutions.The role also provides opportunities to support UAT, implementation activities, quality assurance, and project delivery.Success will require strong analytical thinking, communication, adaptability, and the ability to operate independently in a complex environment.