Traffic Networking Site Reliability Engineer

2 weeks ago


Sydney, New South Wales, Australia TikTok Full time
About Tik Tok Data Security

Tik Tok is the leading destination for short-form mobile video.
Our mission is to inspire creativity and bring joy.
Data Security ("USDS") is a subsidiary of Tik Tok.

This new, security-first division was created to bring heightened focus and governance to our data protection policies and content assurance protocols to keep users safe.

Our focus is on providing oversight and protection of the Tik Tok platform and user data, so millions of Americans can continue turning to Tik Tok to learn something new, earn a living, express themselves creatively, or be entertained.

The teams within USDS that deliver on this commitment daily span across Trust & Safety, Security & Privacy, Engineering, User & Product Ops, Corporate Functions, and more.


Why Join Us

Creation is the core of Tik Tok's purpose.
Our platform is built to help imaginations thrive.
This is doubly true of the teams that make Tik Tok possible.

Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day.

To us, every challenge, no matter how difficult, is an opportunity to learn, to innovate, and to grow as one team.

Status quo? Never.
Courage? Always.
At Tik Tok, we create together and grow together.
That's how we drive impact - for ourselves, our company, and the communities we serve.
Join us.

Team Intro

Tik Tok USDS Traffic and Networking team brings together virtual and physical technologies to create hyperscale data-center networking solutions that power several of the most popular apps in the world, such as Tik Tok, which serves millions of US users.

This team is also responsible for designing, building, and operating the intelligent network and traffic infrastructure to meet the requirements of high availability, scalability, and high-performance.

By joining this team, you will gain marketable software development and network operations experience in data center networking.

Responsibilities:
Design, build, operate and optimize Tik Tok USDS network, not limited to, backbone, public cloud and Edge/CDN.
Design, manage, operate and contribute to the development of our Layer 7 load balancer, CDN origin and DNS.
Troubleshoot network and / or traffic issues in partnership with our Trusted Technology Partner.

Work with cross-functional teams including but not limited to compute, storage, database, recommendation system, drive the innovation and evolution of the network.

Work with external vendors and ISPs for device and carrier selection, perform testing and verification.
Participate in Tik Tok USDS traffic and networking global on-call rotation.

Minimum Qualifications

  • Good understanding of network protocols including TCP/IP, RSVP, DHCP, BGP, OSPF/IS-IS and MPLS related technologies.
  • Good understanding of network monitoring protocols and tools, such as SNMP, Sflow/netflow, Telemetry.
  • Handson experience with one or more of the following: Load Balancers, DNS, CDN origin, Datacenter networking.
  • Familiarity with data center network architecture, such as CLOS
  • Bachelor's in Computer or Engineeringrelated field, or experience equivalent to a Bachelor's degree based on three or more years of relevant work experience
Preferred Qualifications

  • Significant experience configuring and optimizing Nginx.
  • Indepth knowledge of network protocols and implementation in hyperscale data center networks.
  • Indepth knowledge of public cloud architecture, such as AWS, GCP, Azure, Ali Cloud, OCI, etc.
  • Good understanding of IPv6 and IPv4-IPv6 coexistence technologies.
  • Programming/scripting in Python, Go or other languages.
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