Software Development Engineer in Test; SDET - Automation

Software Development Engineer in Test (SDET) – Performance Automation

Location: Waltham, MA (100% onsite)

Job Description: This position requires an engineer with a strong background in Python and performance test automation. The ideal candidate will design and develop automated test suites to evaluate application performance on a Linux-based platform and a Behavior‑Driven Development (BDD) framework to ensure the quality and reliability of our software applications.

• Design, develop, and implement automated performance test scripts using Python to ensure comprehensive test coverage across all application features.
• Collaborate with developers and engineers to analyze test results and perform bug fixes that enhance application performance.
• Work closely with product managers and clients to understand application requirements and develop effective test strategies.
• Provide guidance on performance testing processes and standards to ensure quality throughout the test development lifecycle.
• Continuously improve and maintain the existing performance automation framework and processes, designing and developing the automation framework for load testing.
• Develop comprehensive and well‑structured performance test plans and strategies to monitor and optimize application performance.
• Identify performance bottlenecks and suggest corrective actions to improve system performance.
• Participate in CI/CD efforts by integrating automation into continuous integration and deployment pipelines.
• Prepare and maintain comprehensive documentation of test cases, results, and performance testing protocols.

• 3‑7+ years of proven experience in automation testing, with a strong understanding of the Software Testing Life Cycle (STLC) and performance testing methodologies.
• Prior experience designing and developing automated test suites (Linux & Python) to evaluate application performance.
• Diagnose performance issues, such as application speed and scalability.
• Proficient in advanced Python programming.
• Experience with Linux OS (Rocky Linux 8.8 and above preferred).
• Experience in load testing and designing/developing automation for it.
• Strong analytical and problem‑solving skills.
• Experience analyzing test results, identifying bugs, and working with a team to resolve issues (Jira).
• Familiarity with CI/CD processes and tools (e.g., Jenkins, Git Lab).
• Experience with test automation tools (e.g., Load Runner, JMeter).
• Master’s or bachelor’s degree in Computer Engineering, Computer Science, or a related field.

• Experience with Squish / Squish Cocoa.
• Experience with National Instruments (NI) PXI System.
• Knowledge of API testing and tools (e.g., Postman, SoapUI).
• Familiarity with Agile methodologies and practices.
• Excellent communication skills and ability to work collaboratively in a team environment.

Compensation: $54,300–$108,155 per year (base salary). Additional variable incentives, bonuses, or commissions may be available depending on the position and applicable laws.

• Paid time off based on employee grade (12–25 vacation days, company holidays, personal days, sick leave).
• Medical, dental, and vision coverage.
• Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada).
• Life and disability insurance.
• Employee assistance programs.
• Other local policy benefits (as applicable).

Important Notice: Compensation is not considered earned, vested, or payable until it becomes due under the terms of applicable plans or agreements and may be subject to Capgemini’s discretion and applicable laws.

Capgemini is an Equal Opportunity Employer encouraging inclusion in the workplace. Capgemini also participates in the Partnership Accreditation in Indigenous Relations (PAIR) program and values the rich cultural heritage and contributions of Indigenous Peoples. All qualified applicants will receive consideration for employment without regard to race, national origin, gender identity/expression, age, religion, disability, sexual orientation, genetics, veteran status, marital status, or any other characteristic protected by law.

Capgemini is committed to providing reasonable accommodation during our recruitment process. If you need assistance or accommodation, please reach out to your recruiting contact.

Click the following link for more information on your rights as an applicant in the United States:
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Capgemini is a global business and technology transformation partner, helping organizations to accelerate their digital and sustainable transformation... (additional corporate statement omitted for brevity).