Senior Performance Test Engineer — k6 & JMeter Expert

CCS INC; Plano (TX); On-site; USD 90,000 - 120,000; Full time

Job summary

CCS INC in Plano, TX is seeking a Performance Test Engineer to build and run load, stress, soak, spike, and endurance tests for applications, APIs, and backend services. The role emphasizes k6 as the primary tool and JMeter as secondary.

You will analyze results, identify bottlenecks, and help integrate testing into CI/CD pipelines, collaborating with developers and operations. Ideal candidates have 5–12 years of experience, including 3–5 years with k6, and strong scripting skills.

Qualifications

• Bachelor's degree in Computer Science.
• Hands-on experience with k6 and JMeter.
• Experience 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.

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.

Skills

Load testing

Performance testing

CI/CD

HTTP/HTTPS concepts

Scripting (JavaScript, Groovy, or Py**

Education

Bachelor's degree in Computer Science

Tools

k6

JMeter

Job description

CCS INC in Plano, TX is seeking a Performance Test Engineer to build and run load, stress, soak, spike, and endurance tests for applications, APIs, and backend services. The role emphasizes k6 as the primary tool and JMeter as secondary.

You will analyze results, identify bottlenecks, and help integrate testing into CI/CD pipelines, collaborating with developers and operations. Ideal candidates have 5–12 years of experience, including 3–5 years with k6, and strong scripting skills.