Network Engineer – Physical Network Infrastructure

Responsibilities

About ByteDance

Founded in 2012, ByteDance’s mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Helo, and Resso, as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join Us

At ByteDance, our people are humble, intelligent, compassionate and creative. We create to inspire – for you, for us, and for millions of users across all of our products. We lead with curiosity and aim for the highest, never shying away from taking calculated risks and embracing ambiguity as it comes. Here, the opportunities are limitless for those who dare to pursue bold ideas that exist just beyond the boundary of possibility. Join us and make impact happen with a career at ByteDance.

About the Team

ByteDance Networking 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 Douyin and TikTok which serve hundreds of millions of users around the globe.

ByteDance Networking is responsible for designing, building, and operating the global, intelligent network infrastructure to meet the requirements of high availability, scalability, and high-performance. By joining this team, you will gain marketable software development and/or network operation experiences in data center networking on a massive scale.

Responsibilities

• Design, build, operate and optimize ByteDance’s 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 ByteDance 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

• 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
• 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 ByteDance network global on call rotation.

Preferred Qualifications

• 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.

ByteDance 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 ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

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