Network Architect - Backbone

ByteDance; San Jose (CA); On-site; USD 254,000 - 588,000; Full time

Job summary

ByteDance is seeking an experienced Network Infrastructure Architect to design and evolve our global backbone network, including non-China backbones and international interconnections. You will shape topology, routing, traffic engineering and testing of new technologies across a multinational environment.

You will coordinate with supply chain, construction, and operations teams, ensuring high availability, low latency, and scalable architectures.

Qualifications

• Bachelor's degree or above in computer science, communication or related majors.
• Over 5 years of experience in architecture design, operation and maintenance of backbone networks, ISP networks, operator networks or large-scale data center networks.
• Proficient in routing and traffic scheduling technologies including BGP, IS-IS, SR-MPLS, SRTE, SRv6, sBFD, MPLS VPN, SDN, etc.
• In-depth understanding of backbone network traffic engineering, QoS, network monitoring and fault location system.
• Familiar with mainstream devices such as Cisco, Juniper, Arista, H3C, Huawei etc.
• Understand transmission infrastructures such as OTN/DWDM, submarine cables, and international interconnection.
• Possess excellent cross-team communication skills and project promotion capabilities, and good command of English as a working language, with experience collaborating with non-China teams.

Responsibilities

• Network architecture design, capacity planning and architecture evolution of the global backbone network and non-China backbone network, and network architecture designs;
• Responsible for backbone network topology design, routing protocol design (BGP/IS-IS/OSPF/SR) and policy planning to ensure the scalability and high availability of the network;
• Responsible for backbone network traffic engineering, load balancing and QoS design, and continuously optimize latency, packet loss and bandwidth utilization;
• Responsible for the testing, new technologies introduction (such as routing and switching equipment), as well as the organization of network testing and pilot;
• Responsible for planning transmission and interconnection solutions such as PoP and submarine cables, and coordinate with supply chain, construction, operation and maintenance teams for implementation;
• Closely follow up on industry frontiers (such as SRv6 and AI-driven traffic engineering), and promote technological innovation and standardization of the backbone network architecture.

Skills

Cross-team communication

English (working language)

Project promotion capabilities

Education

Bachelor's degree or above in computer science, communications or related majors

Tools

BGP/IS-IS/OSPF/SR routing protocols

SRv6, SR-MPLS, SRTE, sBFD, MPLS VPN, SDN

Cisco, Juniper, Arista, Huawei devices

OTN/DWDM, submarine cables, international interconnection

Job description

Our Global Network Infrastructure architecture team is responsible for architecting, building, and scaling ByteDance's worldwide backbone network, international interconnections, and high-performance data center networks. We power the global delivery of ByteDance's core products, AI initiatives, and cloud services, driving cutting-edge network innovations to support our rapid international growth.Responsible for the network architecture design, planning and evolution of ByteDance's global backbone network (including non-China backbone network and international interconnections), leading and defining the backbone network topology, routing design, traffic engineering and new equipment testing and selection, and supporting the global development of the company's cloud, AI, content and other businesses.Responsibilities- Network architecture design, capacity planning and architecture evolution of the global backbone network and non-China backbone network, and network architecture designs;- Responsible for backbone network topology design, routing protocol design (BGP/IS-IS/OSPF/SR) and policy planning to ensure the scalability and high availability of the network;- Responsible for backbone network traffic engineering, load balancing and QoS design, and continuously optimize latency, packet loss and bandwidth utilization;- Responsible for the testing, new technologies introduction (such as routing and switching equipment), as well as the organization of network testing and pilot;- Responsible for planning transmission and interconnection solutions such as PoP and submarine cables, and coordinate with supply chain, construction, operation and maintenance teams for implementation;- Closely follow up on industry frontiers (such as SRv6 and AI-driven traffic engineering), and promote technological innovation and standardization of the backbone network architecture.

• Network architecture design, capacity planning and architecture evolution of the global backbone network and non-China backbone network, and network architecture designs;
• Responsible for backbone network topology design, routing protocol design (BGP/IS-IS/OSPF/SR) and policy planning to ensure the scalability and high availability of the network;
• Responsible for backbone network traffic engineering, load balancing and QoS design, and continuously optimize latency, packet loss and bandwidth utilization;
• Responsible for the testing, new technologies introduction (such as routing and switching equipment), as well as the organization of network testing and pilot;
• Responsible for planning transmission and interconnection solutions such as PoP and submarine cables, and coordinate with supply chain, construction, operation and maintenance teams for implementation;
• Closely follow up on industry frontiers (such as SRv6 and AI-driven traffic engineering), and promote technological innovation and standardization of the backbone network architecture.

Qualifications

Minimum Qualification(s):

• Bachelor's degree or above in computer science, communication or related majors;
• Over 5 years of experience in architecture design, operation and maintenance of backbone networks, ISP networks, operator networks or large-scale data center networks;
• Proficient in routing and traffic scheduling technologies including BGP, IS-IS, SR-MPLS, SRTE, SRv6, sBFD, MPLS VPN, SDN, etc.;
• In-depth understanding of the backbone network traffic engineering, QoS, network monitoring and fault location system;
• Familiar with mainstream devices such as Cisco, Juniper, Arista, H3C, Huawei etc.;
• Understand transmission infrastructures such as OTN/DWDM, submarine cables, and international interconnection;
• Possess excellent cross-team communication skills and project promotion capabilities, and good command of English as a working language, with experience collaborating with non-China teams.

Preferred Qualification(s):

• Have experience in architecture of Tbps/PB-level ultra-large-scale backbone networks or international internet networks;
• Have work experience in operators or ISP backbone networks;
• Familiar with network automation technologies including Python, Netconf/YANG and Telemetry, with practical experience in automation implementation;

Job Information

The base salary range for this position in the selected city is $254400 - $588000 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

For Los Angeles County (unincorporated) Candidates

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;
2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and
3. Exercising sound judgment.

About Us

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico 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 ByteDance

Inspiring creativity is at the core of ByteDance's mission. Our innovative products are 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 enrich life - a mission we work towards every day.

As ByteDancers, 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. 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

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.

Reasonable Accommodation

ByteDance 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://tinyurl.com/RA-request