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Open nowPosted 28 days ago

Reinsurance Operations Analyst

Mitsui Sumitomo Marine Management60 open roles

Pay
$55,000 – $65,000 a year
Where
NJ-Warren
Work mode
Hybrid
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Your applicationOpen nowReinsurance Operations AnalystMitsui Sumitomo Marine Management · NJ-Warren

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The clock on this job

Early applications get read.

12.3% of postings close within 7 days. Measured by our own scanner across the market. Mitsui Sumitomo Marine Management postings stay open a median of 46 days.

Share of postings closed within
  1. 2.1%1 day
  2. 4.5%3 days
  3. 12.3%7 days
  4. 19.3%14 days
  5. 35.6%30 days
  6. 58.1%60 days
This job: posted 28 days ago

Mitsui Sumitomo Marine Management median: 46 days open

The posting

MSIG USA continues to grow!

Company Overview:

MSIG USA is the US-based subsidiary of MS&AD Insurance Group Holdings, Inc., one of the world’s top P&C carriers and a global Class 15 insurer, with A+ ratings and a reach that spans 40+ countries and regions. Leveraging our 350-year heritage, MSIG USA brings the financial strength, expertise, and global footprint to offer commercial insurance solutions that address your business’s unique risks.

Position Summary

The Reinsurance Operations Analyst supports the Reinsurance Accounting and Operations functions through data validation, system reconciliation, operational processing, and strategic initiatives related to assumed and ceded reinsurance business. This role will work closely with the Assistant Manager of Reinsurance Accounting and business stakeholders to support system implementations, data migrations, interface testing, operational workflows, and process improvement initiatives.

The ideal candidate is highly organized, analytical, and comfortable working with large volumes of data across multiple systems. This position requires strong problem-solving skills, a focus on data quality, and the ability to identify and resolve operational issues while supporting ongoing business transformation efforts.

Key Responsibilities

  • Process and reconcile assumed and ceded reinsurance transactions across multiple systems and data sources.
  • Research and resolve discrepancies between source systems, reinsurance systems, general ledger data, and supporting documentation.
  • Assist with the preparation, validation, and reconciliation of historical data migrations for delegated authority programs and assumed reinsurance business.
  • Support initiatives to migrate and reconcile historical MSIGS records to ensure alignment between PRS, Workday, and other downstream systems.
  • Assist with data mapping reviews and identify opportunities to improve data quality, accuracy, and consistency across platforms.
  • Perform data validation and troubleshooting related to system interfaces, file feeds, and reinsurance reporting processes.
  • Reconcile facultative accrual records and support data correction efforts to ensure reporting accuracy.
  • Participate in user acceptance testing (UAT), system validations, and defect remediation activities related to new platforms, integrations, and system enhancements.
  • Document operational procedures, business requirements, data mapping specifications, reconciliations, and recurring processes.
  • Track outstanding system, data, and mapping issues and coordinate with internal stakeholders to ensure timely resolution.
  • Support implementation activities associated with new business platforms, operational workflows, and reinsurance reporting processes.
  • Assist with ad hoc operational analyses, special projects, and continuous process improvement initiatives.
  • Provide analytical and operational support to the Reinsurance Accounting and other business stakeholders as needed.

Requirements

  • Bachelor’s degree in Accounting or Finance.
  • 0–2 years of related insurance and reinsurance experience, or an equivalent combination of education and experience.
  • Proficiency in Microsoft Office Suite.
  • Strong attention to detail with the ability to prioritize multiple responsibilities and meet deadlines.
  • Ability to work effectively both independently and collaboratively, with strong organizational and time-management skills.
  • Strong interpersonal, written, and verbal communication skills

SALARY: The estimated salary range for this position is $55,000.00 - $65,000.00 per year. This is a good-faith assessment of the salary range for this position only. In determining the actual salary within this range, MSIG USA will consider a candidate’s relevant experience, location, and other job-related factors.

Additional Benefits: Healthcare and Retirement Benefits Comprehensive medical, dental, and vision coverage 401(k) with a generous employer match and profit-sharing contribution Wellness incentive program Life and accidental death and dismemberment (AD&D) insurance Flexible spending programs Short-term and long-term disability plans

Additional Benefit Programs Paid time off program Paid charitable leave Paid parental leave Tuition reimbursement program Personal insurance (auto/homeowners) discounts

It's an exciting time for our company and a great opportunity to join a financially sound and growing global insurance group!

It is the policy of MSIG USA to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, MSIG USA will provide reasonable accommodations for qualified individuals with disabilities.

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