Acxiom is seeking an Expert Decision Support Analyst to support General Motors' Customer Engagement and Marketing organizations. You will plan and execute personalized, cross-channel campaigns across email, SMS, push, social, and web, partnering with a matrix of teams to translate business needs into scalable solutions. The role combines CRM/database marketing excellence with hands-on campaign operations, journey orchestration, data mapping, and QA practices to ensure compliant, high-quality