Description : The Senior Specialist, Benefit Operations will be part of the People Services team and will be responsible for the execution and administration of Bristol Myers Squibb benefit programs including health and welfare, retirement and savings plans, wellness programs, and other employee benefit offerings. Responsibilities include supporting global, regional, and market benefit projects and program delivery, acting as an escalation point for HR Advisors on benefits-related inquiries, reviewing and maintaining benefit communications, vendor websites, training materials, work instructions, and knowledge articles, assisting with compliance and governance of benefit plans, executing activities related to benefit eligibility, enrollments, status changes, terminations, wellbeing programs, and social security programs, performing testing activities for benefits administration systems, supporting system enhancements and implementations, monitoring data integration reports, managing enrollment windows, coordinating with brokers, vendors, and system providers, communicating benefit plan provisions and policies, supporting wellness programs, and administering vendor invoicing and payment processes. Candidates should have experience in HR service delivery or benefits administration, HR shared services environments, multi-country operations, and strong analytical skills. Experience with Workday, ServiceNow, Darwin, Benifex, ADP, and benefits administration systems is preferred.