Actuarial Reserving Intern - Summer 2027

Core Specialty Insurance Holdings, Inc.; Chicago (IL); On-site; USD 28,000 - 34,000; Full time

Job summary

Core Specialty Insurance Holdings, Inc. invites you to join our Actuarial Reserving intern team. You will work on real reserve reviews and CAT reporting with guidance from actuaries while progressing on your CAS path. The role provides exposure to senior management in a fast-growing environment.

You will engage in monthly and quarterly reporting, develop metrics, and support loss trend analysis as part of a collaborative, high-integrity culture.

Qualifications

• Must be actively pursuing a Bachelor’s or Master’s degree in Actuarial Science, Mathematics, Statistics, Economics, or related field.
• Studying for CAS preliminary exams; may have 1–2 passed.
• Passed at least one actuarial exam strongly preferred.
• Strong organizational and communication skills; able to manage deadlines with guidance.

Responsibilities

• Perform quarterly reserve reviews to support accurate reserves.
• Create and distribute Quarterly Reserve Report.
• Create and distribute CAT reporting with monthly tracking of incurred claims.
• Monitor loss emergence and summarize for management.
• Create monthly AvE: CAT, Large Loss and Attritional metrics.
• Develop and monitor monthly loss-cost trends with process discipline.

Skills

Actuarial exam knowledge

Organization skills

Communication skills

Time management

Learning ability

Adaptability

Ask for help

Education

Actuarial Science / Math / Stats / Economics degree

CAS preliminary exams in progress

Tools

Excel

Job description

Come grow with us!

At Core Specialty Insurance, we cultivate an environment where our interns grow as they exposed to meaningful, real-life work. At Core Specialty, you’re much more than a summer intern, you are valued member of our team!

Why Intern with Core Specialty?

Gain experience in a quickly growing environment! Where every day provides new and exciting opportunities!!

• 12-week summer program
• Very competitive intern pay!
• Exposure to senior level management and company executives
• Collaborative work environment with a relaxed company culture

Our values are the Core of everything we do:

• We have a “bring it on” attitude.
• We act quickly to make things happen. We empower and enable rapid decision making.
• We solve problems with expertise. We have an unmatched depth of knowledge and experience.
• We have high integrity, self-discipline and respect for others.

As a valued intern on our Actuarial Reserving team, you will be given real meaningful work as well as support and guidance from our actuaries as you continue on your exam path.

Key Accountabilities/Deliverables:

• Perform and prepare quarterly reserve reviews to support adequate and accurate reserves recorded
• Create and distribute Quarterly Reserve Report
• Create and distribute CAT reporting, including a process for tracking incurred claims against reserve indication on a monthly basis;
• Monitor loss emergence against plan assumptions and provide summaries to management
• Create and distribute Monthly AvE: CAT, Large Loss and Attritional;
• Develop and monitor monthly metrics to identify any trends in loss costs with a process oriented toward maintaining stable attritional LRs

Technical Knowledge and Understanding:

• Passed at least one Actuarial Exam strongly preferred
• Basic Excel experience
• Interest in insurance industry
• Knowledge of actuarial exam process
• Strong organization and communication skills
• The ability to learn, understand, and apply technical concepts
• Ownership of tasks
• Works within deadlines with guidance.
• Able to manage time and prioritize with guidance
• Adapts future behaviors based on prior mistakes
• Accepts and reacts positively to feedback
• Seeks out assistance as needed

Experience:

• Must be actively pursuing a Bachelor's or Master's degree in Actuarial Science, Mathematics, Statistics, Economics, or related field
• Demonstrate sufficient progress in understanding and applying basic actuarial principles is required
• Studying for CAS preliminary exams; may have 1-2 passed

Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa for this position.