Insurance Intern – Business Insurance (Summer 2026)

Marsh McLennan ยท Financial Services, Professional Services
๐Ÿ“ Walnut Creek – 1255 Treat ๐Ÿข Hybrid ๐Ÿ’ฐ $33300-$56800 /yr

About this internship

Marsh McLennan is hiring an Insurance Intern – Business Insurance (Summer 2026) in Walnut Creek (1255 Treat) with a hybrid work model. This paid internship is expected to run full time for about 6 weeks, from mid-June through the end of July. Youโ€™ll work under close supervision and be willing to attend training sessions across different departments within MMA and the insurance industry.

Qualifications

Required

  • Full time availability for approximately mid-June through the end of July (6 weeks)
  • Ability to work under close supervision
  • Willingness to attend training sessions on different departments within MMA and the insurance industry

Nice to have

  • Comfort asking questions and taking direction while working under close supervision.
  • Strong organization skills to keep up with training sessions and daily tasks during a fast 6-week program.
  • Clear written and verbal communication for coordinating with different departments during trainings.
  • Reliability and full-time availability from approximately mid-June through the end of July.
  • Interest in learning how business insurance and the broader insurance industry work.

How to stand out (TUN tip)

Before the internship starts, block the full-time 6-week window (mid-June through end of July) on your calendar and plan transportation to 1255 Treat for in-office days. During training sessions, keep a simple log of departments visited, key terms, and follow-up questions so you can reference it when completing supervised tasks.

Marsh McLennan – Insurance Intern – Business Insurance (Summer 2026)