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Mathematics Intern Jobs in Wisconsin (NOW HIRING)

LANNON STONE PRODUCTS INC

HR Intern

Sussex, WI · On-site

$20/hr

Not benefit eligible Job Summary The Human Resources Intern provides administrative and project ... Excellent verbal and written communication skills, with strong reading comprehension and math ...

Grande

Research & Development Intern

Fond Du Lac, WI · On-site

$14.75 - $19.75/hr

The Custom Ingredients Group team is seeking a Research & Development Intern for Summer 2027 to ... Strong math skills with exposure to basic statistics. * Proficiency in Microsoft Word and Excel ...

New

Grande

Research & Development Intern

Fond Du Lac, WI · On-site

$14.75 - $19.75/hr

The Custom Ingredients Group team is seeking a Research & Development Intern for Summer 2027 to ... Strong math skills with exposure to basic statistics. * Proficiency in Microsoft Word and Excel ...

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Mathematics Intern information

What is a mathematics intern?

Mathematics Interns are students or recent graduates who work temporarily in organizations to gain practical experience applying mathematical concepts and techniques. They often assist with data analysis, problem-solving, research, and project support under the supervision of professional mathematicians or analysts. These internships help interns develop valuable skills, explore potential career paths, and build professional networks within the field of mathematics.

What types of projects or tasks can a mathematics intern expect to work on during their internship?

As a Mathematics Intern, you can expect to work on a variety of projects that might include data analysis, statistical modeling, assisting with research studies, or helping to develop algorithms for real-world applications. Interns often collaborate closely with experienced mathematicians, data scientists, or engineers, gaining exposure to both independent and team-based problem-solving. Daily responsibilities may include collecting and cleaning data, running simulations, preparing reports, and presenting findings to your team. This hands-on experience is valuable for building practical skills and understanding how mathematical concepts are applied in industry or research settings.

What are the key skills and qualifications needed to thrive as a mathematics intern, and why are they important?

To thrive as a Mathematics Intern, you need a solid understanding of mathematical concepts, analytical thinking, and often coursework in statistics or applied mathematics. Familiarity with tools such as Microsoft Excel, MATLAB, Python, or R is commonly required for data analysis and modeling tasks. Strong problem-solving skills, attention to detail, and effective communication help you collaborate with teams and present findings clearly. These skills are crucial for tackling complex problems and contributing valuable insights during your internship experience.

What internships can you do as a mathematics intern?

As a mathematics intern, you can pursue internships in fields such as data analysis, finance, research, education, and technology. These internships often involve applying mathematical skills to real-world problems, using tools like MATLAB, R, or Python, and may require strong analytical and problem-solving abilities.

Which internship is best for mathematics students?

The best internship for mathematics students often involves roles such as data analysis, research, or quantitative analysis, which provide practical experience applying mathematical concepts. Internships at technology firms, financial institutions, or research organizations that require skills in programming, statistical software, and problem-solving are highly valuable for career development.

What are the most commonly searched types of Mathematics jobs in Wisconsin?

The most popular types of Mathematics jobs in Wisconsin are:

Mathematics Intern jobs near you
Infographic showing various Mathematics Intern job openings in Wisconsin as of August 2026, with employment types broken down into 84% Full Time, 15% Part Time, and 1% Contract. Highlights an 83% Physical, 3% Hybrid, and 14% Remote job distribution.

Actuarial Intern - Milwaukee P&C - Summer 2027 - Onsite

Milliman

Brookfield, WI • On-site

Full-time

Retirement, PTO

Posted 6 days ago

Milliman rating

8.5

Company rating: 8.5 out of 10

Based on 7 frontline employees who took The Breakroom Quiz

Job description

If you plan to meet (or have already met) Milliman's Milwaukee P&C practice during an on-campus recruiting event at your school, please apply to this posting!
The Opportunity
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.
Our 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.
What You Will Do
  • Work closely with project teams on data analyses, create portions of client deliverables, perform peer review ("checking"), etc.
  • Develop professional skills such as communication, task management, and presenting.
  • Collaborate with colleagues at all levels, including senior consultants and principals.
  • Receive mentorship and actionable feedback to support your career development.
  • Participate in meetings, training sessions, and social events designed for our interns.
  • Build strong technical skills in Excel, R, Python, SQL, VBA, PowerBI, etc.

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. This includes international students.
What We Are Looking For
Professional Qualifications
  • Currently pursuing a bachelor's or master's degree in actuarial science, mathematics, statistics, economics, or a related quantitative field, with at least one semester of school remaining.
  • At least one actuarial exam passed at the time of application.
  • Proficiency with MS Excel and other MS Office tools.
  • Experience with programming or statistical tools (R, Python, SAS, VBA) is a plus.

Individual(s) must be legally authorized to work in the United States without the need for any immigration support or sponsorship from Milliman now or in the future.
Personal Qualifications
  • Strong critical thinking and analytical skills.
  • Excellent communication skills, both written and verbal, with close attention to detail.
  • The ability to work collaboratively on multiple teams simultaneously, in a fast-paced environment.
  • The ability and willingness to clearly articulate questions and ideas.
  • Demonstrated professionalism, integrity, and reliability.
  • Intellectual curiosity and enthusiasm for learning about risk, actuarial work, and Milliman's mission.
  • Self-starter with effective time management and organizational skills.
  • Inspired to contribute to the success of projects and the team.

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 in this office full-time during the internship. A housing stipend will be provided. The expected application deadline for this job is October 16, 2026.
Benefits
We offer competitive benefits to our interns, 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.

About Milliman
Milliman is a global leader in actuarial consulting, helping organizations address complex challenges in insurance, risk management, healthcare, and beyond. We are committed to professional growth, diversity, and inclusion, offering employees access to mentoring, learning opportunities, and a collaborative culture. Please visit our web site to learn more about Milliman's commitments to our people, diversity and inclusion, social impact and sustainability: https://www.milliman.com/en/socialimpact
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.
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.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

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About Milliman

Sourced by ZipRecruiter

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.

Industry

Business management consulting

Company size

1,001 - 5,000 Employees

Headquarters location

Seattle, WA, US

Year founded

1947

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