Posted Oct 9, 2026

Performance Engineer/ Remote, 6 Months Contract

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Performance And Chaos Testing Specialist Role/Responsibilities: • Provide functional and technical expertise as it pertains to performance and chaos testing within a product domain. • Contribute to establishing, revising, and verifying performance testing standards, processes, and procedures. • Work with business analysts, development teams, and support engineers to gather and document system requirements related to performance and system load. • Lead the creation of load and performance test plans to capture test requirements, assumptions, and test conditions. • Design, create, and maintain load and performance test scripts using NeoLoad and other performance test tools. • Execute load and performance tests against web-based applications, web service interfaces, and back-end server components. • Analyze test data and system metrics. • Document test results identifying and reporting performance issues. • Analyzing the performance issues using a monitoring tool. • Develop testing tools to simulate production data and drive testing of key system components. • Provide technical assistance to interface and system integration test efforts across Quest Diagnostics systems. • Identify production metrics important to performance/load testing efforts. • Collect metrics and perform trend analysis. • Testing both on premise and cloud-based application deployments. • Java and .Net Engineering: • Profiling • Bottle neck analysis • JVM Analysis and tuning (Thread, Heap and GC) • Performance tune cloud applications and provide cloud auto scale recommendations. • Identify and champion process improvements. • Train and mentor junior level testers to develop a strong team environment. Qualifications & Experience: Minimum Requirements (Must to Have): • 5+ years of professional experience executing software load and performance testing in an enterprise environment. • Working experience with Neoload or equivalent performance testing tool. • 3 year minimum professional experience testing applications hosted in Cloud. • 1 year minimum professional experience working with an APM tool (Dynatrace, Datadog, etc.). • Working knowledge or experience in Chaos Engineering Desired Qualifications: • 3 years programming experience using.NET, C, C++, Java, or other popular programming language. • Perl/Python/JavaScript scripting experience may be considered equivalent. • Certifications in AWS/Azure cloud a plus. • Container knowledge and Kubernetes applications testing knowledge. • Demonstrable knowledge of network protocols, application security, and multi-tier cloud application architectures.