Full-Time

Oliver Wyman – Intern

Operations, Paris, France

Updated on 5/13/2026

Marsh

Marsh

10,001+ employees

Global insurance brokerage and risk advisory

No salary listed

Paris, France

In Person

Frequent travel may be required according to assignments.

Category
Consulting (2)
,
Required Skills
Data Science
Tableau
Alteryx
Excel/Numbers/Sheets
PowerPoint/Keynote/Slides
Requirements
  • Graduate from a top Business or Engineering school
  • High interest in Operations, with ideally a first experience in one of the domains (Engineering, Procurement, Manufacturing, Supply Chain and Services Optimization)
  • Strong problem-solving capabilities and ability to build analytics
  • Curious and creative mindset
  • Dynamic candidate with a strong will in learning quickly and discovering our way of working at Oliver Wyman
  • Outstanding written and verbal communication skills in both formal and informal settings.
  • Share our values: team spirit, pragmatism, commitment, proactivity and result oriented
  • Working knowledge of the Microsoft Office Suite (PowerPoint, Excel…)
  • Experience on using data mining and data visualization tool is an asset (Tableau, PowerBI, Alteryx…)
  • Fluent in French and English, and additional language(s) would be much appreciated (German, Spanish…)
Responsibilities
  • Understand the problem and define an approach to address and solve the issues
  • Conduct thorough analysis and run diagnostics to find the causes of under-performance
  • Provide hypothesis and build recommendations to enhance the performance
  • Prepare the deliverables of the assignment, under the supervision of your management
  • Display basic project management skills for workstream activities
  • Interact with our clients in an international environment and develop your consulting skills
  • Identify additional areas in which Operations can add value to the client and contribute to its development
  • Develop strong knowledge and expertise in at least one of the Operations domains (Engineering, Procurement, Manufacturing, Supply Chain and Services Optimization)
  • Frequent travels might be requested according to the assignments.

Marsh is a diversified professional services firm that helps clients manage risk, secure insurance, and design risk-transfer programs. Its core work combines risk advisory with insurance brokerage, acting as a buyer of coverage and placing policies across multiple underwriters. It includes Mercer (HR consulting), Guy Carpenter (reinsurance brokerage), and Oliver Wyman (management consulting) under a holding structure. Its goal is to lower clients' financial risk and total cost of risk by combining risk transfer with advisory and consulting services across insurance, reinsurance, HR, and business strategy.

Company Size

10,001+

Company Stage

Seed

Total Funding

$110K

Headquarters

New York City, New York

Founded

1871

Simplify Jobs

Simplify's Take

What believers are saying

  • Mercer consulting revenue grew 11% in Q1 2026, outpacing traditional brokerage and driving higher margins.
  • EMEA division surged 14.1% year-over-year in Q1 2026, signaling strong European and emerging market expansion.
  • Niche insurance products like Port Blockage Insurance and Micassure capture underserved segments as commoditization pressures traditional lines.

What critics are saying

  • Aon's $13B Willis Towers Watson acquisition enables aggressive pricing that erodes Marsh's 30% global brokerage share.
  • Guy Carpenter's 2% organic growth in Q1 2026 trails Arthur J. Gallagher's 15% YoY, signaling reinsurance market share loss.
  • Sentrisk AI platform faces class-action lawsuits alleging misuse of client supply chain data for competitive intelligence.

What makes Marsh unique

  • Sentrisk AI platform maps supply chains with geospatial satellite imaging, uniquely addressing geopolitical and climate risks.
  • Holding company structure enables separately managed businesses: Marsh, Mercer, Guy Carpenter, Oliver Wyman.
  • Broker-as-advisor model since 1905 spreads client risk across multiple underwriters, not single insurers.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Paid Vacation

Paid Sick Leave

Hybrid Work Options

401(k) Retirement Plan

401(k) Company Match

Employee Stock Purchase Plan

Professional Development Budget

Tuition Reimbursement

Mental Health Support

Paid Holidays

Company News

Smartbroker Holding AG
Jul 28th, 2025
Mitsubishi Electric to Transfer Shares of Insurance Subsidiary to Marsh Japan

28.07.2025 - Mitsubishi Electric Corporation (TOKYO: 6503) announced today that it has concluded a share transfer agreement under which it will transfer shares of its Tokyo-based subsidiary Mitsubishi Electric Insurance Service Co., Ltd. to Marsh Japan, Inc. on ...

Coverager
Aug 28th, 2024
Marsh Launches Port Blockage Insurance

Marsh <i class="fa fa-info-circle company-popover" data-content="h3Marsh/h3. div. table

Business Wire
May 16th, 2024
Marsh Mclennan Stockholders Re-Elect Board Of Directors During 2024 Meeting

NEW YORK--(BUSINESS WIRE)--Marsh McLennan (NYSE: MMC), the world’s leading professional services firm in the areas of risk, strategy, and people, today announced the results of its 2024 Annual Meeting of Stockholders. Stockholders elected the entire slate of 2024 director nominees for a one-year term expiring at next year’s annual meeting. The 11 directors are: Anthony K. Anderson, John Q. Doyle, Oscar Fanjul, H. Edward Hanway, Judith Hartmann, Deborah C

Coverager
May 9th, 2024
Marsh Introduces Micassure

Marsh <i class="fa fa-info-circle company-popover" data-content="h3Marsh/h3. div. table

Coverager
May 2nd, 2024
Marsh Launches Sentrisk

Marsh <i class="fa fa-info-circle company-popover" data-content="h3Marsh/h3. div. table