LIFE AT IMC AS A LINUX ENGINEER

WHO WE ARE AND WHAT WE DO

IMC is a leading global market maker, using algorithmic trading and advanced technology to buy and sell securities on multiple trading venues worldwide. We provide liquidity to the financial markets, driving efficiencies for buyers and sellers.

Founded in 1989, we are an ambitious, innovative company and identified early on the importance technology would play in the fast-paced evolution of trading. This entrepreneurial spirit still drives us today and can be found in all of our offices around the world.

OUR TEAM

We now operate globally from offices in Europe, the US and Asia Pacific. Our employees work closely together in multidisciplinary teams, making our success possible.

Technology - At IMC, technology is not a department, it is at the heart of everything we do. Our technologists push the limits of possibility, and then look beyond. In our fast-paced environment, short feedback loops mean projects worked on in the morning can enter production the next day.

Trading – Although our traders come from many backgrounds they all have one thing in common: they are at their best solving complex problems. Their insight into global events, market shifts and pricing ensure we are trading in the right place, at the right time.

Business Support - Around the world, IMC’s business support teams are essential for sustaining our success. In our dynamic environment, we have many exciting challenges and multidisciplinary opportunities to shape our operations and make a real impact.

OUR CULTURE

Our employees are our greatest asset so we give them lots of responsibility and the support they need to make a difference. Our flat structure fosters a culture of openness and collaboration, encouraging the sharing of ideas and knowledge. It makes no difference if you have been with us for three days or three years, the best idea wins.

While we work hard, we also have a lot of fun; whether solving complex challenges or in team building, leisure and sporting activities. IMC also enables its employees to contribute towards a better society through our foundation.

LINUX ENGINEERING AT IMC:

We are looking for an experienced Linux Engineer to join our small, motivated team. The team manages our growing Linux server fleet and handles new challenges on a regular basis. IMC’s open culture encourages sharing knowledge and close collaboration across teams and regions, providing opportunities for you to make a big impact as well as get exposure to new technologies and techniques. The purpose of this role is to manage IMC’s Linux-based servers in a reliable, scalable and automated fashion, while continuously integrating forward-leaning ideas and technology.

WHAT WE DO:

• Expert-level administration of 3000+ enterprise-class servers running CentOS Linux
• Define, code, document and maintain server build standards and best practices
• Automation of critical server configuration management policies using Puppet
• Automation of server and infrastructure monitoring and alerting using Prometheus and Grafana
• Automation of server provisioning using PXE/TFTP/DHCP methodologies
• Automation of key server management functions including firmware/kernel upgrades, process/systemd management, file system support, log maintenance etc. by means of robust shell/Python scripting
• Performance analysis and tuning of memory systems, network interface buffers, CPU process scheduling classes etc.
• Create RPM packages for both internally developed code as well as customized installations of 3rd party code
• Evaluate new technology with the goal of reducing latency, improving performance and enhancing manageability
• Document the processes and procedures that make IMC’s infrastructure excel

WHAT MAKES IT FUN?

IMC operates in an ever-changing environment where we continually collaborate to achieve optimal results. We expect you to add value all around, working from the lowest levels of our platforms up to our most concrete trading problems.

We believe we need to continuously improve ourselves in order to stay ahead in the game. Accordingly, we expect and encourage interaction between all Engineers across teams, advocate continual education and training to stay up-to-date with developments outside of IMC, and support your continued personal and professional development.

WHO YOU ARE:

• 5+ years of direct, hands-on Linux/UNIX administration experience
• Strong desire to work on and solve complex problems with an extreme level of attention detail
• Ability to perform and deliver as a team player in an extremely fast paced and dynamic environment
• Advanced to expert level scripting in one or more of: Bash, Python, Ruby, Perl etc.
• In depth knowledge of the Linux operating system from both the user and administrative points of view
• Experience with RPM repos and artifact management tools (SonaType Nexus/JFrog Artifactory etc.)
• Experience with SSL/TLS certificate management and troubleshooting
• Experience with hardware provisioning/operating systems deployment platforms (Foreman/kickstart/FAI/Cobbler)
• Experienced with source code control procedures and tools (git/svn etc.)
• Familiarity with performance and benchmarking tools (fio/sysbench/pbench/bonnie)
• Familiarity with Continuous Integration/Continuous Deployment (CI/CD) methods and tools (TeamCity, etc.)
• Familiarity with gcc/make utilities to compile and troubleshoot third-party software
• Familiarity with state-of-the-art flash storage arrays and their use via NFS/S3 across Linux clients
• Knowledge of containers (Docker) and container management (Kubernetes) concepts and basic implementation
• Knowledge of network interface configuration, network buffers, TCP/UDP modifications, and optimizations
• Proficiency with the TCP stack and UNIX sockets

OUR HIRING PROCESS

To set you up for success, you can find our hiring process including tips on applying and interviewing with us on our website. Now it’s up to you! Apply today to start an amazing journey with IMC.