Senior Quality Assurance Engineer
6 days ago
This position is based in Nanjing, China.
Position Summary:
Calix is seeking a talented Test Engineer to become part of our solutions testing team. This role is essential within a global testing group dedicated to software and hardware evaluation, ensuring quality assurance for a cutting-edge ecosystem that encompasses cloud technologies, embedded systems, and network access products. The primary responsibility involves testing a holistic network solution across diverse testing environments, particularly focusing on the final segment of the telecommunications network.
Key Responsibilities:
- Independently manage daily priorities to align with team and organizational objectives.
- Develop testing strategies and create test cases to validate specific features and the overall solution.
- Conduct and oversee testing processes to identify system defects and document test findings.
- Execute regression tests on new software and hardware, perform scalability assessments, and verify adherence to specifications.
- Design and implement tests to confirm customer scenarios.
- Reproduce field issues and verify their resolution.
- Utilize traffic generators to simulate realistic traffic for video, data, and voice assessments.
- Analyze captured data packets for insights.
- Troubleshoot and resolve issues, documenting system faults in tracking systems.
- Lead and mentor a team of junior and senior test engineers.
- Collaborate with various internal cross-functional teams and external partners to evaluate test results and field conditions.
- Participate in meetings and events as required.
Qualifications:
- Proficient in English.
- Over 5 years of experience with access and premises network systems.
- Strong ability to learn quickly and adapt to changes.
- Detail-oriented with the capability to work independently or with minimal information.
- Proactive in communicating status, challenges, and support needs to relevant managers.
- Organized and goal-focused, able to deliver results in a dynamic environment.
- Minimum of 5 years of knowledge in Telecom Access Products, especially GPON/NGPON/XGS-PON technologies for various fiber-based services.
- 5 years of experience with networking protocols and technologies related to Layer 2/3 Ethernet networks, including TCP/IP, DHCP, PPPoE, and others.
- Experience in testing user interfaces such as SNMP, TR69, and Netconf.
- Understanding of data communications or telecommunications product testing, including wireless technologies, routing protocols, and packet capture tools.
- Familiarity with end-to-end testing of OLT-ONU (OMCI) interactions and troubleshooting.
- Skilled in general troubleshooting with the ability to effectively communicate issues.
- Excellent verbal and written English skills for collaboration with both local and remote teams.
- Hands-on experience with performance testing tools like Spirent, IXIA, and others.
Education and Certifications:
- Bachelor's or Master's degree in Electrical Engineering or a related field.
- Preferred certifications include CCNA, CCNP, JNCIP, RHCSA.
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