Senior Performance Tester

Our client in the utilities and energy sector is seeking a Senior Performance Tester to join a long-term technology initiative focused on enterprise application performance, reliability, and scalability. This position will play a key role in validating system performance, identifying bottlenecks, and ensuring applications meet business and technical expectations before deployment.

The ideal candidate will have a strong background in performance testing, test automation, monitoring tools, and application performance analysis, along with experience supporting modern development and deployment practices.

Responsibilities

• Design, develop, and execute comprehensive performance, load, stress, and scalability tests
• Analyze application performance metrics and identify root causes of bottlenecks
• Utilize performance testing tools such as JMeter, LoadRunner, or Gatling
• Monitor system behavior using tools including AppDynamics, Dynatrace, Prometheus, Grafana, or similar technologies
• Collaborate with development, QA, infrastructure, and business teams to resolve performance-related issues
• Create detailed test plans, test scripts, performance baselines, and test result reports
• Support API performance testing for REST and SOAP services
• Participate in CI/CD processes using tools such as Jenkins and Git
• Review server logs, system metrics, and database performance data to troubleshoot issues
• Contribute to continuous improvement initiatives focused on application performance and reliability
• Execute performance testing activities throughout the software development lifecycle
• Develop test scenarios that simulate real-world production workloads
• Evaluate system behavior under varying load conditions
• Document findings and provide recommendations for optimization
• Work closely with project stakeholders to establish performance benchmarks and success criteria
• Assist with test environment planning, test data management, and execution coordination
• Support performance validation efforts for enterprise GIS and mapping-related applications

Experience Requirements

• 3+ years of hands-on experience in software quality assurance and performance testing
• Strong experience with performance testing tools such as JMeter, LoadRunner, and/or Gatling
• Experience using application performance monitoring and observability tools
• Familiarity with CI/CD pipelines and version control systems
• Experience testing REST and SOAP APIs
• Knowledge of database concepts and server administration fundamentals
• Strong analytical and troubleshooting skills with the ability to interpret complex performance data, graphs, and logs
• Experience With ESRI And/or GIS Technologies Is Highly Preferred
• Excellent written and verbal communication skills

Education Requirements

• Bachelor's degree in Computer Science, Engineering, Information Technology, or a related field
• Equivalent combination of education and practical experience will be considered