Network Operations Engineer, Physical Network Infrastructure

Responsibilities

- Act as a key engineer responsible for ByteDance's global network incident response and operational stability, including backbone, data center, public cloud, Edge/CDN and Network GWs.

- Support the day-to-day operations of the Non-CN global network infrastructure and responder for network incidents and emergencies, leading troubleshooting, mitigation, and service restoration during network failures.

- Partner with the 24*7 NOC team as a second-line (L2) operations engineer, collaborating with engineers across multiple time zones to ensure continuous 24*7 global network operations.

- Collaborate with network architecture, deployment, and software engineering teams to improve operational tooling, monitoring platforms, and automation systems.

- Coordinate with ISPs, vendors, and internal engineering teams to diagnose and resolve network issues as well as conduct post-incident root cause analysis (RCA) and drive remediation to prevent recurrence.

- Support network maintenance and change activities, including operational checks and post-change monitoring.

Qualifications

Minimum Qualifications

- Bachelor’s degree in Computer Science, Information Technology, Engineering, Mathematics, or a related technical field, or equivalent practical experience.

- 2+ years of experience in network operations, network support, or network engineering.

- Good understanding of network protocols including TCP/IP, DHCP, BGP, OSPF/IS-IS and MPLS related technologies.

- Strong sense of ownership with the ability to troubleshoot and resolve network incidents, including timely response during critical outages.

- Good communication skills and the ability to collaborate across global teams.

Preferred Qualifications

- Experience working in large-scale data center networks, cloud infrastructure, OTT platforms, or ISP environments.

- Experience in incident management, operational process optimization, and network troubleshooting.

- Experience working with network vendors, ISPs, and service providers.

- Familiarity with network automation tools or scripting languages such as Python or Shell.