Senior Test Engineer

1 month ago


Nanjing, Jiangsu, China Calix Full time
About the Role

We are seeking a highly skilled Senior Test Engineer to join our EXOS L3 FT team. As a key member of our development team, you will be responsible for the development, execution, and analysis of functional testing during the product development phase.

Key Responsibilities
  • Set up and maintain test beds for CPE and perform service tests on various CPE products.
  • Conduct management tests on CPE products, such as MAP, USP, etc.
  • Perform Layer 3 function tests on CPE products, such as DHCPv4/DHCPv6, PPPoE, DNS, routing, NAT, etc.
  • Execute system tests, including scaling, capacity, stress, robustness, and performance tests.
  • Participate in developing test strategies and create test cases for GPON/NGPON/XGSPON/AE.
  • Conduct regression testing on new software and hardware for data, VoIP, video, QoS, etc.
  • Write clear, concise, and understandable problem descriptions and test reports.
  • Reproduce field issues and validate their resolution.
Requirements
  • Bachelor's or Master's degree in Computer Science, Electrical Engineering, Optical Telecommunication, or equivalent.
  • Over 5 years of work experience in telecommunications or software test development.
  • At least 4 years of experience in data communications or home gateway product testing, Active Ethernet, Wi-Fi, L2, and L3 protocols, with a deep understanding of the IPv4/IPv6 protocol stack and the associated TR181 data model.
  • Familiarity with the Linux operating system and common command operations.
  • Excellent problem-solving and analytical skills.
  • Demonstrated initiative, teamwork, and a strong drive for results and continuous improvement.
  • Good oral and written communication skills in English.

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