[Hiring] System Testing Intern (OLT/Python/AI) @Calix

Role Description

As a member of the global Functional Test Team, you will participate in:

• Manual and automated system testing
• AI Agent development for network products

Based on your existing skills, experience, and personal interests, the team will provide tailored guidance and hands-on projects, ensuring you work on challenging and meaningful tasks throughout the internship.

Internship Duration:

• The internship can start immediately upon successful interview
• Work 3–5 days per week
• The internship period is 6 months or longer

Responsibilities:

• Perform manual system testing on OLT network devices, including test execution, result analysis, and defect reproduction
• Develop and maintain automated test cases using Robot Framework to improve test coverage and efficiency
• Create and enhance tools that enable the automation test framework to run on Bamboo and JIRA, and continuously improve test efficiency
• Maintain Continuous Integration (CI) and Smoke Testing for EXOS ONT products
• Develop automation scripts to improve the automation rate of software features
• Collaborate closely with senior engineers to set up test beds, execute test cases, and understand system-level test design
• Track, document, and follow up on defects and tickets discovered during testing
• Explore and participate in new testing technologies and methods, including intelligent and AI-assisted testing initiatives

Qualifications

• Pursuing a bachelor’s or master’s degree, graduating in 2027 or 2028
• Available for an internship lasting 6 months or longer
• Major in Computer Science, Software Engineering, or a related field
• Basic knowledge of telecommunication protocols such as TCP/IP
• Good knowledge of Linux
• Strong interest in software testing and a clear willingness to learn new technologies
• Able to work independently as well as collaboratively in a team environment

Preferred Qualification

• Experience with Python, Java, data structures, or test automation frameworks (e.g., Robot Framework)
• Interest or hands-on experience in AI Agent development, such as:
• Using AI/LLM-based tools to assist testing or automation
• Scripting or prototyping intelligent test agents
• Basic understanding of machine learning or AI-driven workflows (experience not required, interest preferred)
• Excellent interpersonal skills
• Strong written and oral communication skills
• Self-motivated, persistent, fast learner, and a strong team player with innovative ideas
• Able to learn quickly with minimal mentoring

Allowance

• 200-280 RMB per day, adjusted based on the internship stage and performance.

Benefits

• Outstanding interns will be added to the Calix talent pool and considered for full-time positions
• Work in a global team with a multinational environment
• Open and transparent culture with friendly and equal mentors and colleagues
• Flexible working hours, no need to clock in
• Flexible work location, with the option for remote work when needed
• Adjustable desks and chairs for standing work
• Free drinks, fruits, and afternoon tea
• Free gym with shower facilities