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Sr. Benefits Administrator

Job

Robert Half

Livonia, MI (In Person)

Full-Time

Posted 7 weeks ago (Updated 52 minutes ago) • Actively hiring

Expires 7/25/2026

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Job Description

About the OpportunityWe are seeking a highly experienced Senior Benefits Administrator to serve as the organization's subject matter expert for all employee benefits functions. This role is ideal for someone who thrives in a highly accountable environment, enjoys owning processes from start to finish, and takes pride in delivering an exceptional employee experience through precision, follow-through, and strong partnership across the business.

This individual will act as the primary point of contact for employees, HR Business Partners, Finance, and all external benefits vendors, carriers, brokers, and leave administrators.

Key ResponsibilitiesBenefits Administration & OperationsAdminister all employee benefit programs including medical, dental, vision, prescription, FSA/HSA, life, disability, retirement, wellness, and voluntary benefitsOwn day-to-day benefits operations, ensuring accurate and timely processing of enrollments, life events, terminations, and deductionsManage self-funded medical plan administration including eligibility, funding coordination, claim issue resolution, stop-loss reporting, reimbursements, and TPA managementConduct regular benefit audits, invoice reconciliations, and discrepancy resolution through completionSupport retirement plan administration including eligibility, employee changes, audit requests, and escalated issuesServe as the primary escalation point for employees and vendors regarding benefits-related concernsLeave of Absence AdministrationAct as the internal liaison for 3rd party leave administratorsCoordinate and oversee all leave activity including FMLA, ADA, state-mandated leaves, and company leavesTrack open leaves, manage return-to-work, and ensure compliance with all applicable regulationsPartner closely with employees, managers, HR, payroll, and vendors throughout the leave processCompliance & Regulatory ReportingManage and coordinate Form 5500 preparation and filingsPrepare and distribute all required annual notices including HIPAA, CHIPRA, Medicare Part D, WHCRA, Marketplace notices, and related disclosuresMaintain and update Summary Plan Descriptions (SPDs), plan amendments, and Summary of Material Modifications (SMMs)Support ACA reporting, nondiscrimination testing, COBRA administration, and
ERISA/HIPAA
compliance activitiesMaintain audit-ready documentation and support internal and external auditsPayroll & Finance PartnershipPartner directly with Finance regarding benefit funding, self-funded plan reporting, stop-loss reimbursements, and benefits-related financial analysisCoordinate with payroll to ensure accurate deductions, arrears, adjustments, reconciliations, and resolve discrepanciesEmployee Support & Process ImprovementProvide high-touch employee support regarding benefits plans, leave programs, and enrollment processesSupport onboarding and termination activities related to benefitsAssist with open enrollment planning, execution, employee communication, and process improvements