Senior Test Engineer

Full-time
China - Dongguan (Changan Town)via Lumentum CareersPosted Oct 16, 2026
Match with my CV

Technical skills

PythonC#Quality AssuranceTest automationManual testingTechnical writing

About this role

It's fun to work in a company where people truly BELIEVE in what they're doing!

We're committed to bringing passion and customer focus to the business.

If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!

Lumentum is seeking a Senior Test Engineer to develop, implement, and optimize test solutions for optical transceiver products. In this role, you will help ensure product quality, performance, and manufacturing readiness throughout the product lifecycle.

Key Responsibilities

  • Design, develop, set up, and maintain test systems and automated test solutions for optical transceiver products
  • Develop and execute test plans, test cases, and validation procedures, and document test results
  • Analyze test data, identify product or test-related issues, and work with cross-functional teams on root cause analysis and issue resolution
  • Support new product introduction (NPI) by providing test strategy, technical guidance, and engineering support from development through production ramp
  • Continuously improve test methods, processes, and automation to enhance test efficiency, accuracy, stability, and coverage
  • Develop and maintain test specifications, technical documentation, and operating procedures

Required Qualifications

  • Bachelor's degree or above in Electronic Engineering, Optical Communication, Automation, Computer Science, or a related field
  • 5+ years of experience in optical transceiver, optical communication, or related product testing
  • Strong knowledge of optical transceiver fundamentals, test methodologies, and industry standards such as IEEE and MSA
  • Hands-on experience with optical and high-speed test equipment, such as optical power meters, optical spectrum analyzers, BERTs, and oscilloscopes
  • Hands-on programming experience with at least one language such as Python, C#, or LabVIEW for test software and automation development
  • Experience with test fixture design and automated test system integration
  • Strong analytical, troubleshooting, problem-solving, and cross-functional communication skills
  • Ability to work independently and effectively in a fast-paced, team-oriented environment
  • Good written and verbal English skills, with the ability to understand technical documentation in English
  • We are an equal opportunity employer and value diversity at our company.

We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.

  • Please contact us to request accommodation.

Before you apply

  • 1Which parts of your CV prove experience with Python, C#, and Quality Assurance?
  • 2Which recent work examples would make your application stronger for this role?
  • 3What details from the original source listing should you confirm before applying?

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