FLEX Senior Manager, Payroll Benefits Integration

Role SummaryWe are seeking a Benefits Design & Integration Specialist to support a global HCM transformation program. This role is responsible for supporting the design, validation, and integration of benefits processes with payroll to ensure accurate deductions, employer cost treatment, and alignment with financial reporting requirements.Key ResponsibilitiesSupport design and validation of benefit plan structures (health, retirement, voluntary benefits).Validate employee and employer contribution logic and ensure alignment with payroll cycles.Ensure benefits eligibility and enrollment processes integrate correctly with payroll.Validate pre-tax, post-tax, and employer-paid deductions and their timing within payroll.Partner with payroll accounting to validate employer cost treatment and GL alignment.Participate in requirements definition (RTM), Fit/Gap discussions, and process design reviews.Identify and escalate integration risks between Benefits, Payroll, ATLAS, and Finance.Support planning for benefits data conversion and cutover (e.g., enrollments, balances, mid-year changes).Validate integration with third-party benefit vendors and administrators.Qualifications6+ years of experience in benefits administration, HR systems, or benefits operations.Strong understanding of benefits deductions and payroll impacts.Experience participating in HR, payroll, specifically Oracle HCM implementations.PreferredExperience with Oracle HCM Benefits or similar platforms.Experience in global or multi-entity environments working with a highly complex benefit and legal entity operating model.Familiarity with payroll accounting, benefit costing and reconciliation concepts.Experience working on transformation programs.Experience working with a 3rd party benefit administration provider preferred, preferably WTW Benefit Connect.Success CriteriaBenefits design integrates cleanly with payroll processing and calculations.Employer costs and deductions are accurately reflected in payroll accounting.No downstream payroll or accounting issues caused by benefits configuration.Integration risks identified early during design phase.At Marriott International, we are dedicated to being an equal opportunity employer, welcoming all and providing access to opportunity. We actively foster an environment where the unique backgrounds of our associates are valued and celebrated. Our greatest strength lies in the rich blend of culture, talent, and experiences of our associates.  We are committed to non-discrimination on any protected basis, including disability, veteran status, or other basis protected by applicable law. All locations offer 401(k) plan, stock purchase plan, discounts at Marriott properties, commuter benefits, employee assistance plan, and childcare discounts. Benefits are subject to terms and conditions, which may include rules regarding eligibility, enrollment, waiting period, contribution, benefit limits, election changes, benefit exclusions, and others. Click here to learn more. Full-time positions also offer coverage for medical, dental, vision, health care flexible spending account, dependent care flexible spending account, life insurance, disability insurance, accident insurance, adoption expense reimbursements, and paid parental leave. Washington Applicants Only: Employees will accrue paid sick leave, 0.0384 PTO balance for every hour worked and be eligible to receive minimum of 9 holidays annually. Marriott HQ is committed to a hybrid work environment that enables associates to Be connected. Headquarters-based positions are considered hybrid, for candidates within a commuting distance to Bethesda, MD; candidates outside of commuting distance to Bethesda, MD will be considered for Remote positions. Marriott International is the world’s largest hotel company, with more brands, more hotels and more opportunities for associates to grow and succeed. Be where you can do your best work,​ begin your purpose, belong to an amazing global​ team, and become the best version of you.Full timePosting Date: 2026-07-29