Senior Performance Test Engineer (LoadRunner, JMeter)

Cognizant; Mangum (NC); Hybrid; USD 110,000 - 140,000; Full time

Benefits offered by this job

Medical Insurance

Paid holidays & PTO

401(k) plan & contributions

Disability insurance

Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant is seeking a Senior Performance Test Engineer to ensure scalability and reliability of enterprise applications through comprehensive performance testing and engineering practices. You will collaborate with developers, architects, DevOps, and stakeholders to identify bottlenecks and drive optimization.

The role requires hands-on LoadRunner/JMeter work, APM tools experience, and strong SQL skills. We support a hybrid work model with a weekly in-office day in Durham, NC, and a focus on

Qualifications

• 6+ years of experience in Software Quality Engineering, Performance Testing, or Performance Engineering.
• Hands-on experience with LoadRunner and JMeter for testing and execution.
• Strong experience with Application Performance Monitoring (APM) tools such as Datadog, New Relic, and AWS CloudWatch.
• Proficiency in LoadRunner, Performance Center, Java, Python, JavaScript, and SQL.
• Experience analyzing performance metrics across application, database, network, memory, and CPU.
• Understanding of performance engineering methodologies, workload modeling, and scalability testing.

Responsibilities

• Design and execute performance testing strategies, including load, stress, endurance, and spike testing for enterprise apps.
• Develop and maintain reusable performance test scripts using LoadRunner and JMeter.
• Create complex workload models that simulate real-world user behavior and system usage patterns.
• Analyze metrics to identify bottlenecks and recommend improvements.
• Partner with DevOps to integrate performance testing into CI/CD and support continuous validation.

Skills

Performance Testing

Software QA

Performance Engineering

Load Testing

SQL

Tools

LoadRunner

JMeter

Datadog

New Relic

AWS CloudWatch

AppDynamics

Dynatrace

Job description

About The Role

As a Senior Performance Test Engineer (LoadRunner, 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, DevOps teams, and business stakeholders to identify performance bottlenecks and drive optimization initiatives.

In This 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 LoadRunner 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 DevOps teams to integrate performance testing into CI/CD pipelines and support continuous performance validation.

Work Model

We 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 Considered

• 6+ years of experience in Software Quality Engineering, Performance Testing, or Performance Engineering.
• Hands‑on expertise with LoadRunner and JMeter for performance testing and test execution.
• Strong experience with Application Performance Monitoring (APM) tools such as Datadog, New Relic, and AWS CloudWatch.
• Proficiency in LoadRunner, 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 Out

• Healthcare domain experience.
• Experience integrating performance testing into CI/CD and DevOps 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 NeoLoad and Gatling.
• Experience with monitoring platforms such as AppDynamics and Dynatrace.

We're excited to meet people who share our mission and can make an impact in a variety of ways.

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*