Test Engineer (Loadrunner)

The Judge Group; Chicago (IL); On-site; USD 120,000 - 160,000; Full time

Job summary

The Judge Group in Chicago seeks an experienced Performance Engineering Lead to drive strategy for mission-critical platforms, handling high-volume transaction processing and ensuring system scalability. You will shape test plans, models, and validation methods to optimize performance and resiliency.

Collaborating with engineering teams, you will develop automated testing frameworks using LoadRunner, JMeter, Gatling, Python, and Java, and embed performance validation into CI/CD pipelines with

Qualifications

• Strong expertise in performance testing tools: LoadRunner (enterprise scaling), JMeter, Gatling, with ability to evaluate tool trade-offs.
• Hands-on experience with AWS cloud environments (EC2, RDS, Kafka) and performance monitoring.
• Knowledge of Kubernetes and containerized testing (Docker, Kafka, event-driven systems).
• Hands-on experience testing Kafka producer/consumer performance, lag validation, and throughput.

Responsibilities

• Lead performance engineering strategy for mission-critical platforms supporting high-volume transaction processing.
• Define performance test plans, workload models, load profiles, stress tests, endurance tests, and failover scenarios to validate scalability and resiliency.
• Develop and maintain automated performance testing frameworks using LoadRunner, JMeter, Gatling, Python, and Java.
• Integrate performance validation into CI/CD pipelines using Jenkins, GitHub Actions, and GitLab CI to support continuous quality engineering practices.

Skills

LoadRunner

JMeter

Gatling

AWS

Kubernetes

Docker

Kafka

CI/CD

Python

Java

Tools

Jenkins

GitHub Actions

GitLab CI

Job description

• Lead performance engineering strategy for mission-critical clearing, settlement, and risk management platforms supporting high-volume transaction processing.
• Define performance test plans, workload models, load profiles, stress tests, endurance tests, and failover scenarios to validate system scalability and resiliency.
• Develop and maintain automated performance testing frameworks using LoadRunner, JMeter, Gatling, Python, and Java.
• Integrate performance validation into CI/CD pipelines using Jenkins, GitHub Actions, and GitLab CI to support continuous quality engineering practices.

Qualifications:

• Strong expertise in performance testing tools: LoadRunner (enterprise scaling), JMeter, Gatling, with ability to evaluate tool trade-offs
• Solid hands-on experience with AWS cloud environments, including EC2, RDS, Kafka, and performance monitoring
• Working knowledge of Kubernetes and containerized application performance testing (Docker, Kafka, event-driven systems)
• Hands-on experience testing Kafka producer/consumer performance, lag validation, and message throughput