Actuarial Internship

Marsh McLennan

. Support consultants and actuaries in analyzing business problems using data, research, and structured problem-solving .

Posted 9/23/2026internshipUnited StatesEntry Level💰 $1,350 - $1,600 per weekWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong analytical and quantitative skills essential for conducting actuarial analyses, financial performance evaluations, and market research. Proficient in utilizing technical tools such as Excel, R, Python, SQL, and SAS to support data-driven decision-making and client deliverables.

Highest-signal resume keywords

Actuarial ScienceData AnalysisFinancial Performance EvaluationExcelR, Python, SQL, SAS, or VBA

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Data AnalysisActuarial ModelingFinancial AnalysisQuantitative SkillsMarket Research

Soft Skills

Analytical SkillsProblem-SolvingCommunicationCollaborationTime Management

Tools & Technologies

ExcelRPythonSQLSASVBA

Certifications & Qualifications

CASSOACFA

Industry Keywords

Actuarial ApplicationsHealthcare DatasetsRisk FinancingValuationLoss Forecasting

Tech Stack

Tools & technologies

PythonSQLVBA

About the role

Key responsibilities & impact

Support consultants and actuaries in analyzing business problems using data, research, and structured problem-solving
Conduct industry and market research to inform client recommendations
Assist in developing presentations, financial analyses, exhibits, analytical summaries, and other client deliverables
Collaborate with project teams, consultants, and actuaries to support engagement execution and client service
Support actuarial analyses related to pricing, forecasting, financial performance, valuation, reserving, loss forecasting, and risk financing
Work with healthcare datasets to identify trends and develop insights
Assist with actuarial modeling, assumption reviews, sensitivity testing, benchmarking, and business intelligence initiatives
Participate in actuarial bootcamp presentations, case studies, and mentorship sessions

Requirements

What you’ll need

Class of 2028 or 2029
Currently pursuing a degree in Actuarial Science, Mathematics, Statistics, or another STEM or business-related field
Minimum GPA of 3.5 for the ICG role
Interest in the CAS, SOA, or CFA track; corresponding SOA or CAS track for actuarial roles
Strong interest in strategy consulting and actuarial applications for ICG
Strong analytical, problem-solving, and quantitative skills
Excellent written and verbal communication
Ability to manage multiple priorities in a fast-paced environment
Collaborative mindset with ability to work independently
Technical skills: Excel; familiarity with R, Python, SQL, SAS, or VBA
Permanent, unrestricted U.S. work authorization required
Visa sponsorship is not available; CPT and OPT are considered restricted forms of work authorization

Benefits

Comp & perks

Actuarial bootcamp consisting of presentations, case studies, and mentorship sessions over six weeks
Formal training in communication, presentation, analytical, and client management skills
Hybrid working flexibility
Colleague resource groups and social activities
Inclusive and flexible work environment
Reasonable accommodation support