Senior Account Support Specialist

About the role

This part-time position primarily provides support and training to Milliman employees on custom proprietary Timesheet & Billing systems. The role also performs other Finance Department processes as needed.

Responsibilities

• Support users with time entry, invoicing, and billing in a custom accounting system
• Train users on time entry, invoicing, and billing in a custom accounting system
• Provide support for the billing system interface with an Enterprise Legal Management system
• Provide excellent customer service
• Assist with Month-end close
• Provide treasury and banking support, as needed
• Research and record incoming electronic payments and exceptions, as needed

Requirements

• Associate or bachelor's degree in accounting or finance
• Minimum 5 years of experience in an accounting position
• Strong proficiency in Microsoft Excel and Word
• Legally authorized to work in the United States without the need for immigration support or sponsorship from Milliman now or in the future

About Milliman

Independent for over 75 years, Milliman delivers market-leading services and solutions to clients worldwide. We help companies address critical and complex issues in areas such as retirement funding, healthcare financing, risk management, regulatory compliance, data analytics, and business transformation. Milliman invests in skills training and career development, offering employees access to learning and mentoring opportunities. Our employee-led Milliman Employee Resource Groups (ERGs) influence policy decisions, develop future leaders, and amplify diverse voices. We encourage professional leadership and community engagement.

Location

This position is based in the Milliman San Diego office. Candidates must be available to work in-person on a weekly basis, though flexible work arrangements may be considered.

Pay

The hourly range for this role is $29.43 - $45.59. Compensation will be determined based on education, relevant work experience, qualifications, skills, and certifications. This is a non-exempt, overtime-eligible position.

Benefits

• Employee Assistance Program (EAP): Confidential support for personal and work-related challenges
• 401(k) Plan: Eligibility for employees working over 1,000 hours per year, including company matching and profit-sharing contributions
• Discretionary Bonus Program: Recognizing employee contributions
• Paid Time Off (PTO): Accrues from the first day of work; full-time employees earn 15 days per year (prorated for part-time)
• Holidays: Minimum of 10 paid, prorated holidays per year
• Transportation: Pre-tax savings for eligible transit and parking expenses