Senior Software Test Automation Engineer

The role

You will work on test automation and networking protocols. You will validate complex systems at Layer 1 and Layer 2 using tools like Ixia and build Python based frameworks.

What you will do

• Develop, maintain, and execute automated test cases in Python.
• Perform functional, regression, and performance testing on Layer 1 and Layer 2 network systems.
• Validate hardware and software integration with optical interfaces and network switches.
• Configure and use traffic generators to simulate network environments and evaluate performance.
• Collaborate with developers and hardware engineers to identify, reproduce, and resolve defects.
• Document test cases, results, and defects in test management tools.
• Maintain code and test assets in version control systems.
• Continuously improve test frameworks and methodologies.
• Collaborate with design engineer and manufacturing teams to define and develop test software for high volume manufacturing.
• Collaborate with engineering teams to improve manufacturing yield, efficiency and cost.

Required qualifications

• Bachelor's or Master’s degree in Computer Science, Electronics, Telecommunications, or related field.
• 4–8 years of hands-on experience in software testing and test automation of products used in optical networking.
• Strong proficiency in Python for test automation.
• Good understanding of Layer 1 and Layer 2 networking protocols.
• Experience with optical testing, network switches, and traffic generators like IXIA.
• Ability to debug issues in complex networking environments.
• Experience with Jenkins or ArgoCD other CI/CD tools.
• Familiarity with Shell scripting for automation and environment setup.
• Bachelor’s degree in Electrical Engineering, Computer Engineering, Physics, or related field.
• Experience in automated test system development for electronics and optics manufacturing.
• Experienced in optical products testing equipment and coding.
• C# .NET (Framework or Core).

Nice to have

• Exposure to C# for UI validation or tool development
• Knowledge and experience in the optical transceiver manufacturing
• Experience with optical transceivers, especially silicon photonics (SiPh)

Benefits

• Competitive salary commensurate with experience.
• Comprehensive benefits package including health insurance.
• Professional development opportunities and certification support.
• Access to cutting-edge technology and cloud platforms.
• Collaborative work environment with cross-functional teams.

About the company

Lumilens is building the critical photonics infrastructure that powers tomorrow’s AI supercomputing. They are a well-funded startup backed by Mayfield.