Network Engineer, Optical Long-Haul and Submarine

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, 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 Creation is the core of ByteDance's purpose. Our products are built to help imagination thrive. This is doubly true of the teams that make our innovations possible. Together, we inspire creativity and enrich life - a mission we aim towards achieving every day. To us, every challenge, no matter how ambiguous, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always. At ByteDance, we create together and grow together. That's how we drive impact, for ourselves, our company, and the users we serve. Join us. --- 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 - Drive the design, buildout and operation of Bytedance's Global BBone Network; - Work with Layer-3 NE to create the physical architecture for BD's BBone network - Create the optical topology for long-haul terrestrial and submarine optical transport - Be a part of the optical transport network (OTN) operations team - Work with cross-functional teams, such as software developers, layer-3 network engineers, etc. to define and develop the automation required for us to construct a self-managed optical network. - Perform network risk assessment and mitigation, and network change management. - Manage and drive strategic network vendor engagement and deliveries. - Create and review RFP/RFI for the optical transport component of the BBone network - Coordinate and collaborate with stakeholders from internal and cross-functional teams, to improve network and applications availability.

Minimum Qualifications - Bachelor's degree in Computer Science, Computer Engineering, a closely related technical field, or a comparable amount of hands-on experience. - 3 years hands-on experience of major OTN devices, such as Ciena, Nokia, Infinera etc. Exposure to long-haul and/or submarine distances is essential. - Knowledge on optical transportation, OTN solution, system design, architecture, service delivery and operation. Strong understanding of propagation impairments, modulation formats, current and upcoming optical transport technologies. - Experience in planning and deployment of long-haul terrestrial systems or SLTEs for subsea systems. - Good troubleshooting skills, able to handle various OTN issues. - Self-motivated, good communication and written skills. Preferred Qualifications - Familiarity with the IP layer (encompassing TCP/IP, IPv6, along with one or more routing protocols like BGP, OSPF, ISIS, or equivalents). - Experienced with large-scale inter-DC links with multiple line systems for each P2P link. - Previous involvement in submarine consortiums and experiences with submarine SLTE deployments. - Practical experience in either the development, provisioning, or comprehension of network device configurations for a leading vendor like Ciena or Nokia. --- 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. ByteDance Inc. is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://shorturl.at/cdpT2