Senior Performance Test Engineer; LoadRunner, JMeter
Listed on 2026-08-27
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IT/Tech
IT QA Tester / Automation, Cloud Computing: Infrastructure & Operations
About the Role
As a Senior Performance Test Engineer (Load Runner, JMeter), you will make an impact by ensuring the scalability, reliability, and performance of enterprise applications through comprehensive performance testing and engineering practices. You will be a valued member of the Quality Engineering team and work collaboratively with application developers, architects, Dev Ops teams, and business stakeholders to identify performance bottlenecks and drive optimization initiatives.
InThis Role, You Will:
Design and execute performance testing strategies, including load, stress, endurance, and spike testing, for enterprise applications.
Develop and maintain reusable performance test scripts using tools such as Load Runner and JMeter.
Create complex workload models that accurately simulate real-world user behavior and system usage patterns.
Analyze application, infrastructure, and database performance metrics to identify bottlenecks and recommend improvements.
Partner with development and Dev Ops teams to integrate performance testing into CI/CD pipelines and support continuous performance validation.
Work ModelWe believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring a minimum of 1 day per week in a Cognizant or client office in Durham, NC. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What You Need to Have to Be Considered6+ years of experience in Software Quality Engineering, Performance Testing, or Performance Engineering.
Hands-on expertise with Load Runner and JMeter for performance testing and test execution.
Strong experience with Application Performance Monitoring (APM) tools such as Datadog, New Relic, and AWS Cloud Watch.
Proficiency in Load Runner, Performance Center, Java, Python, JavaScript, and SQL.
Experience analyzing application, database, network, memory, and CPU metrics to troubleshoot performance issues.
Strong understanding of performance engineering methodologies, workload modeling, and scalability testing.
These Will Help You Stand OutHealthcare domain experience.
Experience integrating performance testing into CI/CD and Dev Ops workflows.
Knowledge of GenAI-based performance testing tools and frameworks.
Familiarity with healthcare interoperability standards and HIPAA compliance requirements.
Experience with additional performance testing tools such as Neo Load and Gatling.
Experience with monitoring platforms such as App Dynamics and Dynatrace.
Benefits- Medical/Dental/Vision/Life Insurance
- Paid holidays plus Paid Time Off
- 401(k) plan and contributions
- Long-term/Short-term Disability
- Paid Parental Leave
- Employee Stock Purchase Plan
Cognizant will only consider applicants for this position who are legally authorized to work in the United States without company sponsorship.
* Please note, this role is not able to offer visa transfer or sponsorship now or in the future*
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