Sr Performance Test Engineer

What makes Cognizant a unique place to work? The combination of rapid growth and an international and innovative environment! This is creating many opportunities for people like YOU - people with an entrepreneurial spirit who want to make a difference in this world.

At Cognizant, together with your colleagues from all around the world, you will collaborate on creating solutions for the world's leading companies and help them become more flexible, more innovative, and successful. Moreover, this is your chance to be part of the success story.

Position Summary:
•A Senior Performance Test Engineer responsible for defining and executing end-to-end performance engineering for enterprise applications (web/API/microservices). You will gather non-functional requirements (NFRs), design workload models, build/maintain test scripts, execute tests (load/stress/endurance), monitor systems, analyze results, and drive performance tuning recommendations with engineering teams.

Mandatory Skills:
•8+ years in performance testing/performance engineering with strong troubleshooting skills and bottleneck analysis.
•NFR collection, workload modelling, KPI definition, test strategy/plans, and performance reporting.
•Hands-on with performance tools: JMeter tool,and K6 is a strong advantage.
•Monitoring/observability: New Relic, Splunk, Dynatrace (and ability to interpret infra/app metrics during runs).
•CI/CD integration for continuous performance quality engineering (PQE) using tools such as Jenkins/GitLab/Bamboo and scripting/automation to support pipelines.
•Strong stakeholder communication and collaboration across engineering, architecture, and business teams.

Duties and Responsibilities:
•Partner with architect's/dev/product teams to gather NFRs, define performance goals, SLAs/SLOs, and acceptance criteria.
•Create performance strategy, test plans, workload models, and execution schedules aligned to release timelines.
•Identify critical user journeys and design test scenarios (load, stress, endurance/soak, scalability, volume, failover support where applicable).
•Develop, enhance, and maintain performance test scripts and frameworks; ensure standards and reusable assets.
•Execute tests, monitor runtime behavior using observability tools, and capture evidence for reporting and governance.
•Analyze results, isolate bottlenecks (app/DB/network/infrastructure), raise actionable defects, and recommend tuning improvements.
•Build automated/continuous performance test runs in CI/CD; create utilities to support continuous PQE where needed.
•Provide daily/weekly status and test summary reports, present outcomes and risks to stakeholders.
•Mentor junior engineers and uplift performance engineering practices across teams.

Qualifications & Certifications (Optional):
•Bachelor's degree in engineering/computer science or equivalent experience.
•Certifications (nice to have): AWS Certified Cloud Practitioner, New Relic certification and LoadRunner/JMeter credentials.

Salary Range: >$100,000

Date of Posting: 1-Apr-26

Next Steps: If you feel this opportunity suits you, or Cognizant is the type of organization you would like to join, we want to have a conversation with you! Please apply directly with us.

For a complete list of open opportunities with Cognizant, visit http://www.cognizant.com/careers. Cognizant is committed to providing Equal Employment Opportunities. Successful candidates will be required to undergo a background check.