Administrative Assistant

Milliman; United States; Hybrid; USD 57,000 - 89,000; Full time

Benefits offered by this job

Medical, Dental and Vision - Coverage

Employee Assistance Program (EAP)

401(k) Plan - company match

Discretionary Bonus Program

Flexible Spending Accounts (FSA)

Paid Time Off (PTO)

Holidays - 10+ paid holidays

Family Building Benefits

Paid Parental Leave

Life Insurance & AD&D

Short-Term and Long-Term Disability

Job summary

Milliman is seeking an Administrative Support Specialist II to provide administrative and onsite support for the Walnut Creek office and contribute to the EBC Administration Support team. The role involves preparing documents, maintaining client records, coordinating meetings and travel, and assisting with invoices as needed.

The ideal candidate is organized, adaptable, and able to manage diverse responsibilities with moderate supervision and independent judgment, delivering high-quality

Qualifications

• High school diploma or equivalent required; additional education or certification in office administration a plus.
• Proven experience in administrative or office support roles; professional services, consulting, or client-service environment helpful but not required.
• Excellent written and verbal communication skills.
• Strong organizational and time management abilities.
• Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook).
• Ability to handle confidential information with professionalism.
• Attention to detail and accuracy in work.
• Ability to prioritize and manage multiple tasks.
• Team player with a positive attitude and willingness to learn.

Responsibilities

• Prepare and edit documents, reports, and presentations.
• Assist with updates to client materials and internal projects.
• Maintain client data, files, records, and archives.
• Coordinate meetings, travel, office events, and internal communications.
• Manage expense reports, invoices, office supplies, and related administrative tasks.
• Support the Walnut Creek office by assisting with mail distribution, supply management, workspace readiness, onsite events and meals, basic equipment support, vendor/building coordination, and routing office-related requests.
• Provide occasional support for Accounts Payable or invoice-related activities based on team and practice needs.
• Complete assigned tasks and support requests under moderate supervision.

Skills

Organizational skills

Attention to detail

Written and verbal communication

Multi-tasking

Team player

Microsoft Office

Education

High school diploma

Office administration certification

Tools

Microsoft Office Suite

Job description

The Employee Benefits Consulting (EBC) Practice is seeking an Administrative Support Specialist II to provide administrative and onsite office support for the Walnut Creek office while contributing to the broader EBC Administration Support team. Responsibilities include preparing and editing documents, reports, and presentations; maintaining client files and records; coordinating meetings, travel, expenses, mail, supplies, and office readiness; and supporting staff, vendors, and building-related needs. The role may also assist with invoice and Accounts Payable support as needed. The ideal candidate is organized, adaptable, and able to manage diverse responsibilities with moderate supervision and independent judgment.

Who We Are

Independent for over 75 years, Milliman delivers market-leading services and solutions to clients worldwide. Today, we are helping companies take on some of the world’s most critical and complex issues, including retirement funding and healthcare financing, risk management and regulatory compliance, data analytics and business transformation.

Milliman invests in skills training and career development and gives all employees access to a variety of learning and mentoring opportunities. Our growing number of Milliman Employee Resource Groups (ERG’s) are employee-led communities that influence policy decisions, develop future leaders, and amplify the voices of their constituents. We encourage our employees to give back to their varied professions, including leadership in professional organizations.

Please visit our web site Social Impact | Milliman | Worldwide to learn more about Milliman’s commitments to our people, inclusion, and sustainability.

Through a team of professionals ranging from actuaries to clinicians, technology specialists to plan administrators, we offer unparalleled expertise in employee benefits, investment consulting, healthcare, life insurance and financial services, and property and casualty insurance.

What You Will Do

This role is vital to supporting the EBC Practice and ensuring seamless day-to-day administrative and operational coordination across the team. The ideal candidate will bring strong organizational skills, attention to detail, and a proactive approach to supporting business priorities, maintaining efficient office operations, and contributing to a high-quality internal and client service experience. Key responsibilities include:

• Prepare and edit documents, reports, and presentations.
• Assist with updates to client materials and internal projects.
• Maintain client data, files, records, and archives.
• Coordinate meetings, travel, office events, and internal communications.
• Manage expense reports, invoices, office supplies, and related administrative tasks.
• Support the Walnut Creek office by assisting with mail distribution, supply management, workspace readiness, onsite events and meals, basic equipment support, vendor/building coordination, and routing office-related requests.
• Provide occasional support for Accounts Payable or invoice-related activities based on team and practice needs.
• Complete assigned tasks and support requests under moderate supervision.

What We Are Looking For

We are seeking a detail-oriented and proactive administrative professional with strong organizational and communication skills. The ideal candidate will be able to manage multiple tasks efficiently and work collaboratively within a team environment.

Professional Qualifications

• High school diploma or equivalent required; additional education or certification in office administration a plus
• Proven experience in administrative or office support roles; professional services, consulting, or client-service environment helpful but not required.
• Excellent written and verbal communication skills.
• Strong organizational and time management abilities.
• Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook).
• Ability to handle confidential information with professionalism.
• Attention to detail and accuracy in work.
• Ability to prioritize and manage multiple tasks.
• Team player with a positive attitude and willingness to learn.

The Team

• Corporate Pension Plans
• Multiemployer Pension Plans
• Public Pension Plans
• Other Postretirement Benefit Plans (Corporate, Multiemployer, and Public combined)
• Health and Group Benefits (Corporate, Multiemployer, and Public combined)
• Compensation and Benefits Surveys
• Investments

Location

This is a hybrid position based in the Walnut Creek, CA office. Candidates hired into this role are expected to work onsite at least four days per week, with the understanding that additional in-office presence may be required based on office, team, or business needs.

Compensation

The overall salary range for this role is $57,385 - $88,895.

A combination of factors will be considered, including, but not limited to, education, relevant work experience, qualifications, skills, certifications, etc. This is a non-exempt overtime eligible role; overtime eligible after 40 hours of work.

Individual(s) must be legally authorized to work in the United States without the need for immigration support or sponsorship from Milliman now or in the future.

Benefits

• Medical, Dental and Vision - Coverage for employees, dependents, and domestic partners.
• Employee Assistance Program (EAP) - Confidential support for personal and work-related challenges.
• 401(k) Plan - Includes a company matching program and profit-sharing contributions.
• Discretionary Bonus Program - Recognizing employee contributions.
• Flexible Spending Accounts (FSA) - Pre-tax savings for dependent care, transportation, and eligible medical expenses.
• Paid Time Off (PTO) - Begins accruing on the first day of work. Full-time employees accrue 15 days per year, and employees working less than full-time accrue PTO on a prorated basis.
• Holidays - A minimum of 10 paid holidays per year.
• Family Building Benefits - Includes adoption and fertility assistance.
• Paid Parental Leave - Up to 11 weeks of paid leave for employees who meet eligibility criteria.
• Life Insurance & AD&D - 100% of premiums covered by Milliman.
• Short-Term and Long-Term Disability - Fully paid by Milliman.

Equal Opportunity

All qualified applicants will receive consideration for employment, without regard to race, color, religion, sex, sexual orientation, national origin, disability, or status as a protected veteran.