Benefits Specialist

Millennium Management LLC; New York (NY); On-site; USD 70,000 - 160,000; Full time

Job summary

Millennium is a global investment firm seeking an HR Benefits Administrator to join the Human Resources team in New York. This role focuses on US benefits programs, open enrollment, and vendor partnerships, ensuring compliant administration for employees.

You will collaborate with Legal, Compliance, and Benefits teams to deliver comprehensive programs, maintain accurate records in Workday, and drive wellness initiatives across the organization.

Qualifications

• 4+ years of progressive benefits, wellness, and leave administration experience.
• Knowledge of federal and state requirements including ACA, COBRA, HIPAA, OSHA, and GINA.
• Experience using HRIS platforms; Workday experience is a plus.
• Strong vendor management, prioritization, and ability to manage multiple projects.

Responsibilities

• Design, implement, and administer US benefit programs, including health insurance, 401(k), leave policies, and life and disability insurance.
• Coordinate the annual open enrollment process from planning through execution.
• Serve as a key point of contact for benefits escalations, interpreting benefit policies and procedures.
• Process and correct benefit enrollments in Workday, including new-hire elections, qualifying life events, dependent changes, and coverage corrections.
• Support US leave, accommodation, and return-to-work administration as an initial point of contact.
• Deliver regular benefits orientation sessions and support benefits reporting, special projects, and wellness planning.
• Manage vendor onboarding and ongoing vendor relationships, partnering with Legal, Vendor Management, Compliance, Communications, brokers, and consultants to support effective service delivery.
• Support wellness programming, including onsite wellness events, annual calendars, employee communications, partnerships, and benefits and wellness resources.

Skills

Benefits administration

Vendor management

HRIS Workday

Project management

Excel

Word

PowerPoint

Tools

Workday

Job description

About Millennium

Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium's mission is to deliver results for our investors. Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed to collaboration, disciplined risk management and continuous learning. With opportunities to deepen expertise and accelerate development, talent at Millennium is equipped to adapt, evolve and build lasting impact over time. Discover how transformative growth accelerates impact.

Meet the Team

The Human Resources Department at Millennium covers the full spectrum of HR disciplines. Through hightouch, impactful solutions, the team helps optimize organizational performance and provides a working environment and culture that attracts, engages, and retains exceptional talent. The Benefits and Wellness team supports employees through the administration, delivery, and continuous improvement of benefit, leave, and wellness programs.

What You'll Do

• Support the design, implementation, and administration of US benefit programs, including health insurance, 401(k), leave policies, and life and disability insurance
• Coordinate the annual open enrollment process from planning through execution
• Serve as a key point of contact for benefits escalations, resolving employee questions by interpreting benefit policies and procedures
• Process and correct benefit enrollments in Workday, including new-hire elections, qualifying life events, dependent changes, and coverage corrections
• Support US leave, accommodation, and return-to-work administration as an initial point of contact
• Deliver regular benefits orientation sessions and support benefits reporting, special projects, and wellness planning
• Manage vendor onboarding and ongoing vendor relationships, partnering across Legal, Vendor Management, Compliance, Communications, brokers, and consultants to support effective service delivery
• Support wellness programming, including onsite wellness events, annual calendars, employee communications, partnerships, and benefits and wellness resources

What You Bring

• Minimum of 4 years of progressive benefits, wellness, and leave administration experience
• Working knowledge of applicable federal and state requirements, including the Affordable Care Act, COBRA, HIPAA, OSHA, and GINA
• Experience using HRIS platforms; Workday experience is a plus
• Strong vendor management skills and the ability to address service issues effectively
• Ability to plan, prioritize, and manage multiple complex projects simultaneously
• Ability to work effectively in a matrixed, collaborative environment
• Strong organization, process management, and governance skills, with close attention to detail
• Proficiency in Microsoft Excel, Word, and PowerPoint

Salary Range

Millennium offers a total compensation package which includes a base salary, discretionary performance bonus, and comprehensive benefits. The estimated base salary range for this position is $70,000 to $160,000, which is specific to New York and may change in the future. When finalizing an offer, we take into consideration an individual's experience level and the qualifications they bring to the role to formulate a competitive total compensation package.