Test Engineer/Performance Testing

CCS INC; Plano (TX); On-site; USD 110,000 - 150,000; Full time

Job summary

CCS INC in Plano, TX seeks a performance test engineer to design and execute load, stress, soak, spike, and endurance tests for applications, APIs, and backend services. Primary focus on k6 with JMeter as backup, and you’ll integrate tests into CI/CD pipelines while analyzing results.

You will build scripts, run tests, collect metrics, identify bottlenecks, and work with engineers to optimize performance. Requires 5–12 years of experience, including 3–5 years with k6, and a strong foundation in

Qualifications

• Bachelor's degree in Computer Science required.
• 5–12 years total experience in software testing.
• Hands-on with k6 and JMeter for load testing.
• Experience with APIs/web applications and HTTP(S) protocols.

Responsibilities

• Build and run load, stress, soak, spike, and endurance tests.
• Analyze results and identify bottlenecks.
• Integrate tests into CI/CD pipelines.
• Report on performance metrics such as latency and throughput.
• Collaborate with engineering teams to resolve issues.

Skills

Test planning

Performance analysis

Problem solving

Cross-functional collaboration

Strong communication

Scripting experience

Education

Bachelor's degree in Computer Science

Tools

k6

JMeter

Jenkins

GitLab CI

Azure DevOps

Job description

Summary

We’re looking for a performance test engineer to build and run load, stress, soak, spike, and endurance tests for applications, APIs, and backend services. The role centers on k6 (first priority) and JMeter (second), and includes analyzing results, finding bottlenecks, and integrating performance testing into CI/CD pipelines. Candidates need 5 to 12 years of overall experience, including 3 to 5 years with k6.

Responsibilities

• Build and maintain performance test scripts in k6 and JMeter


• Run load, stress, soak, spike, and endurance tests


• Test applications, APIs, and backend services


• Analyze response times, throughput, error rates, CPU, memory, and other metrics


• Identify bottlenecks and work with engineering teams to troubleshoot


• Define performance goals and success criteria


• Write performance test reports


• Support benchmarking and capacity planning


• Integrate performance tests into CI/CD pipelines

Required Qualifications

• Bachelor's degree in Computer Science


• Strong hands-on experience with k6 and JMeter


• Strong performance testing experience, including designing and executing load, stress, endurance, and scalability tests


• Experience testing APIs and web applications


• Understanding of HTTP/HTTPS, cookies, sessions, headers, and authentication


• Ability to analyze logs, metrics, and monitoring data


• Scripting skills in JavaScript, Groovy, or Python


• Familiarity with Jenkins, GitLab CI, or Azure DevOps


• Strong communication and analytical skills

Preferred

• Experience with AWS, Azure, or GCP (any cloud is acceptable)


• Knowledge of Kubernetes and containerized applications (e.g., EKS)


• Experience writing code in Java or Python