Network Engineer - Network Infrastructure

TikTok; Sydney; On-site; AUD 120,000 - 180,000; Full time

Job summary

TikTok is seeking a seasoned network engineer to join its infrastructure networking team. You will plan, design, implement, and operate the global backbone network, collaborating across SDN, WAN and QoS disciplines to support high availability and performance.

This role requires working across time zones, ensuring 7x24 operations, and travel up to 15-30%. A strong background in TCP/IP, BGP, OSPF/IS-IS and vendor gear is essential.

Qualifications

• Bachelor's degree or equivalent practical experience in CS/Engineering/Math.
• Solid understanding of TCP/IP, OSPF/IS-IS, BGP and MPLS.
• Hands-on WAN design, build, and operation with mainstream vendor gear.
• Strong written and verbal communication skills.

Responsibilities

• Plan, design, implement, operate and optimize TikTok's global backbone network across major continents.
• Collaborate with network architecture, SDN, and tools platforms to improve scalability and efficiency.
• Coordinate across time zones to ensure 7x24 global network operations.
• Support day-to-day operations with NOC teams including incident response and service restoration.
• Travel may be required up to 15% - 30% of the time.

Skills

TCP/IP

BGP

OSPF/IS-IS

MPLS

WAN design

SDN knowledge

14|7x24 operations

communication

Education

Bachelor's in Computer Science/Engineering/Math

Tools

Cisco

Arista

Juniper

H3C

Nokia

Job description

Responsibilities

About the Team

TikTok infrastructure 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 TikTok which serve hundreds of millions of users around the globe.

TikTok infrastructure networking is responsible for planning, 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 network experience in multiple technological domains on a global scale.

Responsibilities

• Plan, design, implement, operate and optimize TikTok's global backbone network across all major continents.
• Collaborate with network architecture, SDN, tools platform teams to improve network scalability, resource utilization, buildout efficiency and operational excellence.
• Collaborate with team members across multiple time zones to ensure continuous 7x24 global network operations.
• Partner with the 7x24 NOC team to support the day-to-day operations of the global backbone network infrastructure, including responding to network incidents alerts, mitigation, and service restoration during network failures.
• Travel may be required up to 15% - 30% of the time.

Qualifications

Minimum Qualification(s):

• Bachelor's in Computer Science, Information Science, Engineering, Mathematics, or a related field, or equivalent practical experience
• Good understanding of network protocols including TCP/IP, OSPF/IS-IS, BGP and MPLS related technologies.
• Hands-on experience with designing, building and operating wide area network (WAN) using devices from mainstream vendors, such as Cisco, Arista, Juniper, H3C, Nokia, etc.
• Self-motivated, good communication and written skills.

Preferred Qualification(s):

• In-depth knowledge and skill of backbone traffic engineering technologies, such as RSVP-TE, SRTE-MPLS and SRv6 etc.
• In-depth knowledge of quality-of-service (QoS) technologies and implementations on wide area network.
• Good understanding of controller-based software-defined networking.
• 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 teams make that possible. Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards 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 to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

Acknowledgment of Country

In the spirit of reconciliation, TikTok acknowledges the Traditional Custodians of country throughout Australia and their connections to land, sea and community. We pay our respect to elders past and present and extend that respect to all Aboriginal and Torres Strait Islander peoples today.