Senior HR Specialist Leaves

Senior HR Specialist (Benefits & Leaves)

Acton, MA (Onsite) | Full-Time | $71,000 – $80,000/year

Lead benefits administration and leave management for a growing manufacturing organization, ensuring accuracy, compliance, and exceptional employee support.

A well-established manufacturing company is seeking a Senior HR Specialist to oversee benefits administration and manage the full employee leave program. This role is ideal for an HR professional with strong technical knowledge of benefits, leaves, and compliance who enjoys providing high-quality service to employees while maintaining accurate HR data and processes.

This is a direct hire
, on-site position, Monday–Friday, 8:00 AM – 5:00 PM.

The Senior HR Specialist is responsible for administering all employee benefit programs, managing leave cases from start to finish, and ensuring compliance with federal and state regulations. This individual will serve as the primary point of contact for employee inquiries, vendor communication, and HRIS updates, while also supporting benefits audits, renewals, onboarding, and training administration.

Benefits Administration

• Administer all employee benefits programs including medical, dental, vision, life insurance, disability, and wellness initiatives.
• Serve as the main point of contact for benefits questions, issue resolution, and coordination with vendors.
• Conduct new-hire benefits onboarding and support UKG enrollment.
• Assist with annual plan renewals, benefits audits, and open enrollment activities.

Leave Administration

• Manage the full leave lifecycle including FMLA, PFML, ADA, STD/LTD, workers’ compensation
  , company leave policies, and related documentation.
• Ensure compliance with all state, federal, and plan-level regulations.
• Partner with managers and employees to communicate leave status, next steps, and return-to-work requirements.

HR Operations & Support

• Maintain accurate HRIS and benefit/leave data; produce reports and analyze trends as needed.
• Support training program administration including recordkeeping and scheduling.
• Provide timely, professional support to employees regarding benefits, policies, and programs.

Required Qualifications

• 5+ years of experience in HR specializing in benefits administration and leave management.
• Strong understanding of FMLA, PFML, ADA, workers’ compensation, and disability programs.
• Experience managing vendor relationships and resolving employee benefits issues.
• Proficiency with HRIS systems (UKG experience a plus) and strong data accuracy.
• Excellent attention to detail, organizational skills, and confidentiality.
• Strong interpersonal communication and customer service mindset.
• High school diploma or equivalent required; additional education preferred.

Preferred Experience & Skills

• Experience in a manufacturing or industrial setting
  .
• Familiarity with benefits audits, renewals, and compliance reporting.
• Ability to multitask in a fast-paced environment with competing priorities.

• Employee-focused with a proactive, solution-oriented approach.
• Highly organized and detail-driven.
• Strong judgment and ability to maintain confidentiality.
• Clear communicator with a calm, supportive presence.

• Medical, Dental, and Vision Insurance
• 401(k) with company match + annual profit sharing
• Vacation, Sick/Personal Time, Bereavement Leave, and 11 Paid Holidays
• On-site gym, wellness programs, and enhanced EAP
• FSA options; employer-paid LTD and Life Insurance
• Tuition reimbursement and 529 college savings plan
• Annual bonus