RLI Insurance Company Tech Stack

Specialty insurer for niche property, casualty, and surety markets

Insurance Peoria, IL 1,001–5,000 employees Founded 1965 Public Company

RLI is a publicly traded specialty insurer built on a Microsoft/.NET stack (Azure, Power BI, Fortinet SD-WAN) with active infrastructure modernization — hybrid cloud migration and zero-trust network architecture are in flight. The hiring mix tilts heavily operations, insurance, and claims (69 of 121 roles), while engineering and product account for only 20, signaling a company focused on underwriting domain expertise and operational scale rather than platform-driven product innovation.

Tech Stack 22 technologies

Core StackC# Pulumi Fortinet .NET AutoCAD Revit Power Automate Power BI Microsoft Office .NET Framework Azure FortiGate FortiManager FortiAnalyzer Azure Resource Manager SD-WAN Azure Monitor Excel Windows PowerPoint Outlook Business Objects

What RLI Insurance Company Is Building

◆Challenges

Managing coverage and bad faith litigation
High-exposure complex bodily injury claims
Identifying underserved markets
Complex litigation management
Profitable portfolio growth
Claim resolution strategy
Process inefficiencies in commercial transportation
Reduce cost/time to market
Assessing complex exposures
Optimizing claim-related coverage litigation outcomes

▲Active Projects

Systems enhancement initiative
New business marketing plan
Marketing plan development
Maintaining and updating a network of outside resources
Systems enhancement project
Pilot programs for new concepts
Forms design and development
Policy development
Hybrid and cloud network platform modernization
Zero trust network architecture implementation

Hiring Activity

Steady120 roles · 35 in 30d

Department

Ops

Insurance

Claims

Engineering

Legal

Product

Underwriting

Finance

Seniority

Senior

Director

Mid

Junior

Manager

Intern

Lead

Notable leadership hires: Underwriting Director, Technical Claim Director, Technical Claims Director, Claim Director, Claims Director

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About RLI Insurance Company

RLI underwrites property, casualty, and surety insurance for niche markets, serving customers who need customized coverage for specific risk profiles. The company operates as an employee-owned firm structured around underwriting excellence and claims expertise, with strong focus on portfolio profitability and market selectivity. Active projects span forms and policy development, new business marketing, and network modernization. The organization is headquartered in Peoria, IL and has operated profitably across market cycles for nearly 60 years.

HeadquartersPeoria, IL

Company Size1,001–5,000 employees

Founded1965

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does RLI Insurance use?

RLI runs on Microsoft .NET/C# with Azure cloud infrastructure, Fortinet SD-WAN and security, Power BI analytics, and Pulumi infrastructure-as-code. Office and Excel remain core operational tools.

What is RLI Insurance working on?

Active projects include hybrid and cloud network modernization, zero-trust architecture implementation, new business marketing expansion, policy and forms development, and pilot programs for new insurance concepts.