Performance Test Lead

Role: Performance Test Lead

Location: Chicago, IL (Hybrid)

Fulltime

Position Overview

We are seeking a Lead Performance Test Engineer with strong experience in performance test design, scripting, and execution using Apache JMeter and Azure Load Testing.

This role will be responsible for developing performance test strategies, building reusable JMeter scripts, executing large-scale load tests, analyzing system behavior under stress, and collaborating with engineering teams to ensure application scalability, reliability, and performance.

Key Responsibilities

• Keep existing design documentation and performance testing strategies updated.
• Develop, maintain, and execute performance test scripts using Apache JMeter in the Azure cloud environment.
• Simulate realistic storm loads (minor, major, mega and rapid) based on weather patterns.
• Maintain and/or create reusable JMeter scripts that follow the existing framework.
• Analyze system performance metrics including response times, throughput, CPU, memory, and network utilization.
• Gather performance statistics and generate performance reports using existing reporting tools.
• Identify performance bottlenecks across application, database, middleware, and infrastructure layers.
• Prepare and present performance test reports, dashboards, and recommendations to technical and business stakeholders.
• Integrate performance tests into CI/CD pipelines where applicable.
• Support performance validation for large-scale enterprise releases
• Participate in capacity planning and performance benchmarking activities.

Required Qualifications

• Software testing experience focused on performance testing.
• Strong hands-on experience with Apache JMeter including:
• Test plan design
• Script creation and parameterization
• Correlation and debugging
• Distributed load testing
• Proficiency in the following:
• Using PowerShell to interact with Azure Load Testing
• Data interrogation using Excel, Excel Macros, and other tools
• Experience testing complex enterprise applications with large transaction volumes.
• Experience analyzing performance using tools such as:
• Application logs
• APM tools (e.g., Dynatrace, AppDynamics, Splunk, etc.)
• Strong understanding of:
• HTTP/REST APIs
• Web services
• Database performance concepts
• Experience executing types of performance tests.
• Ability to interpret system performance metrics and diagnose bottlenecks.
• Strong analytical and troubleshooting skills
• Works well with others and able to explain complex topics to non-technical people