Senior Network Engineer

Research and Development Palo Alto, California

The Criteo infrastructure team is responsible for planning, engineering, implementing and operating Criteo’s global network of datacenters. Located in 6 different countries in the Americas, Europe and Asia our footprint covers:

  • 9 datacenters: 7 webfarms, 2 HPC clusters
  • 5 PoPs for network connectivity to the major Internet exchanges
  • more than 20K physical servers
  • more than 2000 network devices
  • one of the largest Hadoop clusters in the EU with close to 40PB of usable storage and 46k cores
  • more than 2.5M HTTP/s requests per second
  • a reach of over 1.1Bn internet users

Currently the team has 20 engineers spread across 3 offices in Paris, Palo Alto and Hong-Kong. We are looking for talented contributors to:

  • Manage operational environments, suppliers and logistics relationships, service delivery activities in cooperation with contractors and third party providers.
  • Engineer custom hardware and software solutions to optimize costs and performance
  • Participate in the design of our datacenters and their network infrastructure.
  • Lead datacenter and network operations to deliver the essential infrastructure for Criteo’s goals in a fast-moving environment. 

  • Ensure availability, security and reliability of systems and networks in the production datacenters.
  • Ability to work across R&D teams to collaborate on projects implementation. 

  • Provide performance, ETA and financial KPI to management.
  • Occasionally dive under raised flooring and live the datacenter from the inside.


  • BS in Computer Science, Electrical Engineering, Industrial Engineering or related field. 

  • 5+ years of experience in datacenter or WAN operations in a 24/7 and critical services environment. 

  • Project management, Agile is highly desired. 

  • Python coding experience.