Senior Specialist, Benefits, Leaves & Disability

Entegris • Billerica, MA

1d • Hybrid

About The Position

Entegris is growing and is seeking a Senior Specialist, Benefits, Leave & Disability to play a key role in delivering a high-quality employee experience across benefits and leave programs. This position could be hybrid based in Billerica, MA or remote within the U.S. This role supports the administration of health, welfare, and retirement programs—including medical, dental, vision, life, spending accounts, voluntary benefits, and the 401(k) plan—while managing end-to-end leave of absence processes across designated U.S. locations. Serving as a primary point of contact for employees, managers, and HR Business Partners, the role provides guidance on benefit programs and leave policies, resolves inquiries, and ensures seamless program administration. Responsibilities include supporting enrollments, maintaining benefit data, administering leave claims, and partnering with vendors and payroll to ensure accurate pay and benefits continuation. The Senior Specialist, Benefits, Leave & Disability also ensures compliance with applicable regulations and partners with the Director, Global Benefits on program administration and key initiatives.

Requirements

• Bachelor’s Degree in related field
• 5+ years of benefits and leave administration experience, preferred
• Knowledge of FMLA, disability, and state leave programs
• Experience working with diverse employee populations
• Proficiency in Microsoft Excel and familiarity with AI-powered tools (e.g., Microsoft Copilot) to enhance data analysis, reporting, and process efficiency
• High level of discretion with confidential information

Nice To Haves

• CEBS, SHRM-CP, or SHRM-SCP certification, preferred

Responsibilities

• Respond to employee and HR inquiries on benefit plans, enrollments, status changes, and 401(k) activity
• Support annual open enrollment, including employee assistance and vendor coordination
• Partner with vendors to resolve issues and identify trends
• Support compliance activities, including ACA testing and 1095-C administration
• Assist with required filings and documentation for health and welfare plans
• Serve as subject matter expert for leave programs and administration lifecycle
• Administer and track leave claims; communicate approvals, denials, and return-to-work status
• Guide employees and managers on leave processes and requirements
• Partner with third-party vendor to resolve issues and ensure timely processing
• Coordinate with Payroll and HR to ensure accurate pay, benefits continuation, and deductions
• Identify and implement process improvements

Benefits

• Annual bonus eligibility
• Progressive paid time off policy that empowers you to take the time you need to recharge
• Generous 401(K) plan with an impressive employer match with no delayed vesting
• Excellent health, dental and vision insurance packages to fit your needs
• Education assistance to support your learning journey
• A values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence

What This Job Offers

• Job Type: Full-time
• Career Level: Senior