Network Engineer

2 weeks ago

City Of London, United Kingdom TikTok Full time

Network Engineer - Physical Network Infra - London, UK Responsibilities Design, build, operate and optimize the global network, including backbone, data center, public cloud and Edge/CDN. Work with cross‑functional teams including compute, storage, database, recommendation systems to drive 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. Qualifications 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 in company network global on‑call rotation. Preferred Qualifications Bachelor's in Computer Science, Information Science, Engineering, Mathematics, or related field, or equivalent based on three or more years of work experience. In‑depth knowledge of network protocols and implementation in hyperscale data center networks. In‑depth knowledge of MPLS related Traffic Engineering technologies such as Segment Routing, RSVP, and LDP. In‑depth knowledge of public cloud architecture such as AWS, GCP, Azure, Ali Cloud, OCI. Familiar with mainstream commercial switch/router chipsets such as Broadcom, Barefoot. Good understanding of IPv6 and IPv4‑IPv6 coexistence 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, with 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 teams make that possible. Together, we create value for our communities, inspire creativity and bring joy—a mission we work toward every day. We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users. When we create and grow together, the possibilities are limitless. Join us. Diversity & Inclusion TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too. #J-18808-Ljbffr

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