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# Network Engineer - Physical Network Infra - London, UK

- **Company:** TikTok
- **Location:** London, UK (Remote available)
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Microsoft Azure, Border Gateway Protocol, Common Lisp Object Systems, Cloud Computing, Computer Programming, Databases, Data Centers, Dynamic Host Configuration Protocol, Information Sciences, Networking Hardware, IPv4, IPv6, Multi-protocol Systems, Internet Service Provider, Python (Programming Language), NetFlow, Network Architecture, Network Monitoring, Routing, Network Virtualization, Network Protocols, Open Shortest Path First (OSPF), Recommender Systems, Broadcom, Simple Network Management Protocols, TCP/IP, Scripting, Google Cloud, Juniper, Data Center Networking, Information Technology, SDN Network, Oracle Cloud Infrastructure, Cisco
- **Published:** November 8, 2026
- **Apply:** https://www.diversifying.io/jobs/641356481-network-engineer-physical-network-infra-london-uk-at-tiktok

## About the Role

The Network Engineering-Physical Network Infra team is part of the global technology structure and brings together innovative ideas and technologies from network architecture, software-defined networking (SDN), network virtualization, switch software and hardware co-design, and high-speed networking, to create hyperscale data-center networking solutions that power several of the most popular apps of the world such as TikTok. Responsibilities: - Design, build, operate and optimize the global network, including backbone, data center, public cloud and Edge/CDN. - Work with cross-functional teams including but not limited to compute, storage, database, recommendation system, drive the innovation and evolution of the network. - Work with external vendors and ISPs for device and carrier selection, perform testing and verification. - Travel may be required up to 15% - 30% of the time. Minimum Qualifications: - Good understanding of network protocols including TCP/IP, DHCP, BGP, OSPF/IS-IS
and MPLS related technologies. - Good understanding of network monitoring protocols and tools, such as SNMP, Sflow/netflow, Telemetry. - Familiar with data center network architecture, such as CLOS. - Hands-on experience of major network devices, such as Cisco, Arista, Juniper, H3C, Huawei and other mainstream vendors. - Self-motivated, good communication and written skills. - Team player and participate companies network global on-call rotation. Preferred Qualifications: - Bachelor's in Computer Science, Information Science, Engineering, Mathematics, or a related field, or experience equivalent to a Bachelor's degree based on three or more years of work experience - In-depth knowledge of network protocols and implementation in hyper scale data center networks. - In-depth knowledge of MPLS related Traffic Engineering technologies, such as Segment Routing, RSVP, and LDP etc. - In-depth knowledge of public cloud architecture, such as AWS, GCP, Azure, Ali Cloud, OCI, etc. -
Familiar with mainstream commercial switch/router chipsets, such as Broadcom, Barefoot etc. - Good understanding of IPv6 and IPv4-IPv6 co-existence technologies. - Programming/scripting in Python or other languages.


## About TikTok

TikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.​

Why Join Us

Inspiring creativity is at the core of TikTok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse ...
**Industries:** Information Tech

[Company profile](https://www.wearedevelopers.com/companies/4009-tiktok)

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