Open since Sep 2026
Test Software Development Engineer
AI Summary
Design, develop, and maintain automated test software for optical and photonic products, collaborating with engineering teams across locations.
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!
Job Summary**
Lumentum International (Thailand) Co. Ltd. is seeking a talented Test Software Development Engineer to design, develop, and maintain robust test automation solutions for our cutting-edge optical and photonic products. This role is crucial for ensuring the quality, reliability, and performance of our hardware throughout its lifecycle.
Job Responsibilities**
* Design, develop, and implement automated test software for new product introduction (NPI), primarily using VB.NET, C#, Python, or similar object-oriented programming languages.
* Develop and maintain test frameworks, libraries, and tools to streamline the test development process and improve efficiency.
* Collaborate closely with other development engineers in Ottawa and Shenzhen.
* Debug and troubleshoot complex software issues, identifying root causes and implementing effective solutions.
* Perform software verification and validation, including unit testing, integration testing, and system-level testing.
* Participate in design reviews and code reviews to ensure adherence to best practices and quality standards.
* Continuously research and evaluate new test technologies, tools, and methodologies to enhance test capabilities.
Job Qualifications**
* Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related technical field.
* 2+ years of experience in test software development, preferably in a manufacturing or R&D environment.
* Strong programming skills in VB.NET, C#, Python, SQL, etc.
* Additional skill set on AI tool is a plus.
* Experience with test equipment automation and instrument control
* Familiarity with various communication protocols (e.g., SCADA, PLC, GPIB, USB, Ethernet, RS-232).
* Experience with software development methodologies (e.g., Agile, Scrum).
* Knowledge of optical and photonic components, systems, or test methodologies is a plus.
* Excellent problem-solving, analytical, and debugging skills.
* Require written and verbal communication skills in English.
* Ability to work independently and as part of a cross-functional team in a fast-paced environment.
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.
Skills
Explore related jobs
More jobs at Lumentum International (Thailand) Co. Ltd.
- LEquipment Maintenance SupervisorChina - Dongguan (Changan Town)
- LEquipment Maintenance EngineerChina - Dongguan (Changan Town)
- LEHS SpecialistThailand - Pathumthani (Navanakorn)
- LProduct Quality ManagerChina - Dongguan (Changan Town)
- LProcess TechnicianThailand - Pathumthani (Navanakorn)
- LNew Product EngineerChina - Dongguan (Changan Town)
Browse these categories
Market data for this role
All reports →- SeriesRole reportsOne role family at a time: how many openings, what changed this week, who is hiring, what it pays.
- SeriesSalary reportsWhat employers publish in job postings, by level and workplace. Not self-reported pay.
- Market overviewState of tech hiring, September 2026: up 4.8%Tech hiring rose 4.8% month over month in September 2026, with 411,122 new listings. Customer support and account executive roles led the growth.