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L3 Application Support Jobs (NOW HIRING)

Neshent Technologies

We are seeking a skilled Senior Application Support Engineer to provide L3 application support across production and non-production environments. The role requires strong Java and React.js expertise ...

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L3 Application Support information

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$28

$75

How much do l3 application support jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for l3 application support in the United States is $28.82, according to ZipRecruiter salary data. Most workers in this role earn between $18.27 and $22.12 per hour, depending on experience, location, and employer.

What is the difference between L3 Application Support vs L2 Application Support?

AspectL3 Application SupportL2 Application Support
CertificationsBasic IT certifications, vendor-specific certificationsEntry-level certifications, basic technical training
Work EnvironmentAdvanced troubleshooting, complex issue resolution, collaboration with development teamsInitial issue diagnosis, user support, ticket handling
ResponsibilitiesResolve escalated issues, perform root cause analysis, implement fixesHandle user queries, escalate unresolved issues, document solutions
Industry UsageIT support, software companies, enterprise environmentsHelp desks, customer support centers, IT departments

In summary, L3 Application Support handles complex, escalated issues requiring advanced technical skills, while L2 focuses on initial troubleshooting and user support. Both roles are essential in IT support hierarchies but differ in responsibilities and expertise level.

What is application support level 3 job description?

An L3 Application Support role involves handling complex technical issues, performing root cause analysis, and providing advanced troubleshooting for software applications. It often requires in-depth knowledge of systems, scripting, and tools like ticketing systems, with responsibilities including incident resolution, system optimization, and collaboration with development teams. Candidates typically need strong problem-solving skills and relevant certifications or experience in application support environments.

What is the role of L3 Application Support?

L3 Application Support involves providing advanced technical assistance for complex application issues that cannot be resolved by lower support levels. It typically requires in-depth knowledge of the application, troubleshooting skills, and familiarity with tools like logs and debugging software to diagnose and resolve problems efficiently.

What are popular job titles related to L3 Application Support jobs?

For L3 Application Support jobs, the most frequently searched job titles are:

Infographic showing various L3 Application Support job openings in the United States as of September 2026, with employment types broken down into 1% As Needed, 74% Full Time, 20% Part Time, and 5% Contract. Highlights an 88% Physical, 2% Hybrid, and 10% Remote job distribution, with an average salary of $59,950 per year, or $28.8 per hour.

L3 Application Support (P&C Insurance) - L3 Support ( Full-time ) Chicago, IL - DK

Chicago, IL • On-site

Central Business Solutions, Inc
See more jobs at Central Business Solutions, Incexternal

Other

Re-posted 4 days ago

Job description

L3 Application Support (P&C Insurance) - L3 Support ( Full-time ) Chicago, IL - DK
  • Chicago, IL

Role:L3 Application Support (P&C Insurance)

Location: Chicago, IL

The L3 Application Support professional provides advanced technical and functional support for critical P&C insurance applications.
This role is responsible for diagnosing and resolving complex production issues, performing root cause analysis, supporting system enhancements, and collaborating with business, development, and infrastructure teams to ensure system stability, performance, and regulatory compliance across P&C insurance processes such as policy, billing, claims, underwriting, and rating.

Responsibilities

  • Provide Level 3 support for complex and critical production issues related to P&C insurance applications
  • Lead root cause analysis (RCA) for recurring or high-severity incidents and implement permanent fixes
  • Collaborate with L1/L2 support teams to guide troubleshooting and knowledge transfer
  • Participate in incidents, problems, and change management processes.
  • Support core P&C systems including Policy Administration, Claims, Billing, Rating, and Underwriting platforms
  • Analyze business and system impacts of defects across personal, commercial, and specialty lines
  • Work closely with business stakeholders to understand insurance workflows, rules, and regulatory constraints
  • Validate defect fixes and enhancements through functional and technical testing
  • Review and support application changes, releases, and patches
  • Assist development teams with production deployments and post-release validation
  • Ensure system changes comply with regulatory, audit, and data security requirements
  • Update support documentation, runbooks, and knowledge articles
  • Perform advanced SQL queries and data analysis to investigate data integrity and transactional issues
  • Analyze logs, batch jobs, APIs, and integrations with third-party systems (e.g., vendors, reinsurers)
  • Identify performance bottlenecks and support tuning efforts
  • Support batch processing, nightly cycles, renewals, and large-volume transactions

Qualifications we seek in you!

Minimum Qualifications

  • Bachelor’s degree in Computer Science, Information Systems, or related field (or equivalent experience)
  • 7–10+ years of IT experience, with at least 3–5 years in L3 support
  • Hands on SQL experience – 3+ years.
  • Prior experience in the insurance domain, specifically P&C, is strongly preferred

Preferred Qualifications/ Skills:

  • Experience with Insurity or Guidewire (Policy Center, Claim Center, Billing Center) or Duck Creek
  • Exposure to cloud platforms (AWS, Azure)
  • Experience in agile / DevOps environments

Role:L3 Application Support (P&C Insurance)

Location: Chicago, IL

Duration: Fulltime

The L3 Application Support professional provides advanced technical and functional support for critical P&C insurance applications.
This role is responsible for diagnosing and resolving complex production issues, performing root cause analysis, supporting system enhancements, and collaborating with business, development, and infrastructure teams to ensure system stability, performance, and regulatory compliance across P&C insurance processes such as policy, billing, claims, underwriting, and rating.

Responsibilities

  • Provide Level 3 support for complex and critical production issues related to P&C insurance applications
  • Lead root cause analysis (RCA) for recurring or high-severity incidents and implement permanent fixes
  • Collaborate with L1/L2 support teams to guide troubleshooting and knowledge transfer
  • Participate in incidents, problems, and change management processes.
  • Support core P&C systems including Policy Administration, Claims, Billing, Rating, and Underwriting platforms
  • Analyze business and system impacts of defects across personal, commercial, and specialty lines
  • Work closely with business stakeholders to understand insurance workflows, rules, and regulatory constraints
  • Validate defect fixes and enhancements through functional and technical testing
  • Review and support application changes, releases, and patches
  • Assist development teams with production deployments and post-release validation
  • Ensure system changes comply with regulatory, audit, and data security requirements
  • Update support documentation, runbooks, and knowledge articles
  • Perform advanced SQL queries and data analysis to investigate data integrity and transactional issues
  • Analyze logs, batch jobs, APIs, and integrations with third-party systems (e.g., vendors, reinsurers)
  • Identify performance bottlenecks and support tuning efforts
  • Support batch processing, nightly cycles, renewals, and large-volume transactions

Qualifications we seek in you!

Minimum Qualifications

  • Bachelor’s degree in Computer Science, Information Systems, or related field (or equivalent experience)
  • 7–10+ years of IT experience, with at least 3–5 years in L3 support
  • Hands on SQL experience – 3+ years.
  • Prior experience in the insurance domain, specifically P&C, is strongly preferred

Preferred Qualifications/ Skills:

  • Experience with Insurity or Guidewire (Policy Center, Claim Center, Billing Center) or Duck Creek
  • Exposure to cloud platforms (AWS, Azure)
  • Experience in agile / DevOps environments

Skills and Certifications [note: bold skills and certification are required]

L3 Application Support

P&C Insurance

SQL

Security Clearance Required:No

Visa Candidate Considered:Yes

Compensation

Base Salary -USD $100,000 to $115,000

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