Network Operations Engineer

Description de l'offre

At Criteo we face some of the most challenging, but interesting problems in the IT industry. We work at a scale of speed, performance and complexity that few others in the industry can compete with. Our data is not big it’s absolutely HUGE. We have about 40 petabytes in our Hadoop storage (more than 30 TB extra per day), we take less than 10ms to respond to an ad request and we deliver billions of ads per day.

To help us solve these challenges, Criteo is looking for the best of the best in terms of engineering talent within our cool and geeky environment!

Our Infrastructure and Production team of 35+ engineers is maintaining, operating and building out the highly robust and diverse infrastructure that sustain the load and the incredible growth of Criteo.

Challenges of this role

Criteo is looking for an experienced, motivated and highly skilled Network Engineer to provide operational maintenance of the Criteo infrastructure. You will be responsible for all network related issues; work closely with other engineers to help maintain production network; take responsibility for implementing and monitoring third party services; provide KPI based reporting.

Strong candidates qualifications

·  Minimum 2-3 years’ experience of Network exploitation
·  Hands-on experience of Routing (BGP/OSPF)
·  Hands-on experience of Switching (802.1q, Vlan, big L2)
·  Working with Firewall and VPN solutions – VPN/SSL or VPN/IPSec.
·  Tools experience, e.g. Capirca, IDS/IPS, rancid, git, …
·  Experience working in a major web platform environment is preferred
·  Development shell scripting, python, perl, ruby, …

Criteo R&D Culture

·  Empowerment – We believe in hiring the best engineers in the industry and then letting them get on with what they do best – designing, coding and releasing state of the art software.
·  Mobility – In our Voyager program our engineers get to pick which team they want to work on for 2-4 weeks, boosting collaboration, networking and maybe even leading to switching teams.
·  Agility - We work in a fast pace environment where we build and release stuff frequently to deliver value soon and adapt to changes quickly.
·  Variety – We have many ways to get your code to production including our Hackathon, 10% projects, Voyager and more.
·  Multicultural – We have engineers from all over the world for you to interact and exchange ideas with.

Our culture keeps evolving, and you will be expected to contribute actively with new ideas to complement and enhance the existing programs that include frictionless internal mobility, 10% time, mentoring, technical talks, hackathons, conferences, etc.

Are you up to the challenge?

About Criteo [CRTO]

Criteo delivers personalized performance marketing at an extensive scale. Measuring return on post-click sales, Criteo makes ROI transparent and easy to measure. Criteo has over 2,200 employees in 31 offices across the Americas, Europe and Asia-Pacific, serves over 13,000 advertisers worldwide and maintains direct relationships with over 17,500 publishers.

The 580+ engineers @Criteo are building the next generation digital advertising technologies that allow us to manage billions of ad impressions every day. We're working in a very fast-paced release cycle and are adding new capabilities weekly and even daily.

A few figures:

·  15 datacenters (8 with computing capacity + 7 dedicated to network connectivity)  across US, EU, APAC
·  More than 15K servers, running a mix of Linux and Windows
·  One of the largest Hadoop clusters in Europe with close to  40PB of storage and 30.000 cores –
·  30B HTTP requests and close to 3B unique banners displayed per day
·  Close to 1M HTTP requests per second handled during peak times
·  40Gbps of bandwidth, half of it through peering exchanges

We recognize that engineering culture is key for building a world-class engineering organization. Our core values are getting stuff done, collaboration and respect, code quality, striving for excellence, and having fun at what we do.

Do you want to know more about life in the R&D?

Youtube:   R&D Criteo @ Europe

Our blog:  http://www.criteolabs.com

Twitter: @CriteoEng