Network Engineering Internship

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Job Description

Site Reliability Engineering – Networking
The SRE team of Network Engineering is responsible for all aspects of connectivity needs within the Global Infrastructure organization. We are responsible for managing and automating Citadel’s Enterprise, Data center, Co-locations with major Exchanges and Internet environments – the infrastructures that teams use to drive the investment engine. More importantly, we are expected to know enough about the entire technology stack such that we can design and create solutions to problems that require creative integration. 
SRE’s are responsible for availability, latency, performance, efficiency, change management, monitoring, emergency response, and capacity planning. The SRE team is heavily engaged in technology evaluation, prototyping, designing and automating the deployments of production infrastructure.
If you aspire to:
  • Deepen your knowledge of systems and platforms that are used to put financial engineering in practice at a cutting-edge institutional asset manager
  • Work closely with A-player technologists from various backgrounds – technology, scientific research, etc.
  • Cut your teeth on high-visibility projects that will require creating unique tools, platforms, and frameworks to solve problems no single tool or product exists for 
Interests include:
  • Large-scale systems design problems
  • In depth understanding of routing and switching protocols in Enterprise and trading environments
  • Understanding network security fundamentals and best practices
  • Helping to define, create, and manage network configuration standards, automation, and monitoring
  • Firewalls, switches, routers, load balancers and proxies.
If you’ve proven you have:
  • An inquisitive mind and a genuine interest in understanding how things work
  • Proficiency in TCP/IP fundamentals
  • Proficiency in programming in Python/Go/Java/C/C++
  • Knowledge of routing protocols such as OSPF and BGP
  • Taken the time to build your own systems at home or at a cloud provider
  • Great communication skills
  • Extra points: an open-source contribution, pull request, or Github account with some interesting repos demonstrating your self-motivated interest in the space!

About Citadel Securities

Citadel Securities is a leading global market maker across a broad array of fixed income and equity securities. Our world-class capabilities position us to meet the liquidity demands of our diverse group of institutional clients in all market conditions. In partnering with us, our clients, including asset managers, banks, broker-dealers, hedge funds, government agencies and public pension programs are able to gain a powerful trading advantage and are better positioned to meet their investment goals.

The team makes its mark every day from our offices around the world: Chicago, New York, London, Hong Kong, Toronto, Shanghai, Sydney, Dublin.

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