This position is open to be based in Shanghai or Shenzhen. This role holds full responsibilities and ownership of engineering critical network infrastructure operating in a diversified and highly secured environment. The existing scope of the work includes the following and will be extended with emerging new technology and new business initiatives. * Adopt infrastructure as code to define, build and operate network infrastructure. * Design and build service-objective aligned new network infrastructure including engineering specifications, solution selections, resource tuning and optimization. * Measure, monitor and automate reliability of network infrastructure with engineering approach. * Automate, troubleshoot and optimize existing LAN/WAN infrastructure in multiple global locations. * Document network infrastructure and design. * On-call support duty.