Actuarial Intern - Milwaukee Property & Casualty (Summer 2026)

Who We Are

Independent for more than 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, mortgage and healthcare financing, risk management, 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 (ERGs) 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 (https://www.milliman.com/en/social-impact) to learn more about Milliman's commitments to our people, diversity and inclusion, social impact, and sustainability.

Milliman's Milwaukee-based Property and Casualty practice is one of the leading teams of experts in P&C insurance matters. We advise clients on a wide range of issues - from estimating loss reserves to developing rating plans and evaluating mortgage collateral for government agencies, mortgage lenders, and investors. Our consulting work is supported by a powerful toolkit of analytics software solutions. As innovators in risk assessment, Milliman embraces technology and builds renowned data-driven tools that evaluate risk for a wide variety of applications.

The Opportunity

Milliman's Milwaukee Property and Casualty practice welcomes motivated college students pursuing a bachelor's or master's degree to be part of our summer actuarial internship program. We offer competitive pay and the opportunity to work on challenging projects with practical on-the-job experience. As a summer intern, you'll work right alongside Milliman consultants who are leading experts in the property and casualty insurance industry, including those in senior management. You'll be welcome at professional staff meetings, department meetings, and a variety of practice-wide and intern-specific social events.

Over 10 to 12 weeks, you'll gain exposure to a variety of actuarial functions, including pricing, model building, reserving, product development, and forecasting, concluding with the opportunity to present to your Milliman colleagues. You'll also receive on-the-job mentorship from experienced actuaries, and actionable feedback to grow in your career.

We believe that the actuarial skillset has important applications across both our traditional actuarial work and our work supporting new and developing markets. As such, we are committed to developing a pipeline of actuarial talent and future leaders of the firm through exam support and interaction with senior colleagues.

Responsibilities will include:

• Perform data analysis using Excel, VBA, SAS, R, Python, and proprietary Milliman programs to assist with consulting for various property and casualty insurance work areas (Professional Liability, Workers Compensation, Personal Auto, Homeowners, Mortgage Credit Risk, and more)
• Participate in consulting activities that include pricing, loss reserving, predictive modeling, product development, financial projections, and mergers and acquisitions
• Responsible for reviewing the work of peers and assisting with research projects and business development
• Coordinate with consultants and other analysts as a project team to deliver client reports and deliverables
• Responsible for a majority of the technical work, which may include analyzing data, completing actuarial calculations, developing and utilizing actuarial models, and implementing software solutions

What We Are Looking For

Professional Qualifications

• Pursuing a bachelor's or master's degree in actuarial science, mathematics, or a related major with quantitative coursework
• At least one actuarial exam passed, preferably two or more
• Experience using MS Excel, Word, PowerPoint, Outlook, and Teams
• Experience using R, SAS, VBA, or other coding languages preferred
• Prior internship(s) or related work experience preferred

Personal Qualifications

• Strong communication skills - both in-person and written - in order to successfully collaborate with colleagues and clients
• Analytical thinking skills, considering downstream impact
• Can complete project-related tasks, meet deadlines, and comply with quality control procedures
• Demonstrates professionalism and integrity in all functions of work
• Self-starter, takes initiative, and works well both independently and within a team
• Ambition and excitement for professional development in the actuarial field
• Intellectual curiosity about the topics of risk, Milliman, and the work of our practice
• Inspired to perform well by the ability to contribute to the success of a project or organization
• Strong time management skills

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.

Milliman Benefits

We offer competitive benefits which include the following based on plan eligibility:

• Employee Assistance Program (EAP) - Confidential support for personal and work-related challenges.
• 401(k) Plan - When an employee reaches 1,000 hours worked within 12 consecutive months, they become eligible for a 401(k) plan that includes a company matching program and profit-sharing contributions.
• Paid Time Off (PTO) - Begins accruing on the first day of work; Interns, Temporary, and Seasonal Employees will earn PTO each pay period, based on 1 hour for every 30 hours worked.
• Transportation - Pre-tax savings for eligible transit and parking expenses

Location
This position will be based out of the Milliman office in Brookfield, WI. Candidates hired into this role must be willing to work onsite full-time during the internship. A housing stipend may also be provided.

The expected application deadline for this position is October 10, 2025.

Compensation
This position is expected to be full-time at 37.5 hours per week for 10 to 12 weeks, beginning in May or June 2026. This is a fulltime, non-exempt overtime eligible role; overtime eligible after 40 hours of work.

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.

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