Linux Low Latency Systems Engineer

Hedge Fund #002

Plan is to have them lead a team of 10 eventually, or if they are strong enough, off the bat.

The LCT Team is responsible for delivering high-quality low latency trading capabilities for our businesses via core infrastructure, software development, automation, security, and cloud-based services. An ideal candidate should have hands-on experience in the Linux environment with knowledge spanning across Virtualization technologies, Open Source software running on Linux, third-party software and Cloud technologies.

The talent and dedication of our people are critical to our success. We offer an opportunity for developing one’s professional career while working with individuals trained in a variety of disciplines in a collegial and dynamic environment. We also offer a broad range of competitive benefits on a global basis.

Our team consists of highly skilled Linux Engineers equipped with the tools and untethered access required to make meaningful changes to both general purpose and niche server environments. We pride ourselves in providing a stable and high performing platform to our users which include portfolio managers, researchers, and other technologists. A great deal of focus is spent on continuously learning, consistently making improvements, and teamwork.

Job Function Summary

As a senior member of the team, the candidate will work closely with the heads of multiple infrastructure and application support teams to build and operate an ultra-low latency trading platform from the ground up. The engineer will be responsible for the training and guidance of other team members on low latency/high performance computing concepts and serve as a leader within the team. While the role focuses primarily on Linux servers, the candidate will have access to the full technology stack to troubleshoot and preemptively identify potential issues.

Principal Responsibilities

Part of the globally deployed engineering team that supports and maintains Virtualization/Linux and related infrastructure stack
Identifying, prioritizing, and resolving high level incidents and requests
Proactively working on issues, identifying problem areas, and providing solutions to enhance quality of service and to prevent future problems
Requirement gathering, analyzing, and Implementing the solutions as per the business requirements
Identifying risks, forming contingency plans, and implementing them
Collaborating with engineers, developers, and other technologists to find solutions to complex problems while working closely and supporting other technical and business teams for their day to day requirements
Delivering stable, repeatable, and high performing Linux systems through code
Monitoring the performance and health of the latency critical computing environment
Investigating performance related issues using various tools; eg: systemtap
Performing production changes and deployments
Leading discussions and ensure consistent communication with involved parties and stakeholders
Producing quality documentation of the low latency environment
Participating in off-hours, weekends and holidays on-call support as and when required
Qualifications/Skills Required

8+ years of hands on experience in financial technology services
4+ years of experience in low latency trading systems
4+ years of experience in Implementing, designing and supporting a reliable and scalable infrastructure
Experience working with Linux performance tuning and low latency network interfaces with kernel bypass (Solarflare OpenOnload) and multicast networking
Deep understanding of cgroups, csets, low latency kernel parameters + BIOS tuning interaction
Experience managing and supporting HP Enterprise servers with and in depth understanding of the internal system architecture and BIOS settings
Experience with Redline InRush is a plus
Experience coordinating projects across multiple teams / functional areas
Extensive experience with configuration management tools such as Chef, Ansible, Puppet and Terraform.
Organized, responsible and meticulous, and good at creating documentation at a high level
Strong scripting and automation skills (Python, Bash)
Strong understanding of IT infrastructure services such as Networking, DNS, NTP/PTP, NIS, etc.
Should have a very good understanding about engineering and supporting Active Directory, SCCM, DFS, DNS, DHCP etc
Understanding of networking concepts, experience with network tools like netmon, wireshark etc.
Hands on experience and knowledge on Virtualization technologies like Vmware ESXi, vCenter server, Hyper-V etc.
Ability to communicate at detailed levels to teams and users
Ability to thrive in a dynamic, fast-paced environment with an independent/self-starter work ethic
Quick learner, Detail oriented; Demonstrable thoroughness and strong ownership of work
Degree in Engineering or Computer Science or related experience
RHCE or equivalent is a plus
Scripting abilities using PowerShell or Python etc.
Some experience with Windows preferred, particularly Windows-Linux interaction (NXClient, NFS, LDAP etc.)
Experience with cloud platforms (AWS, GCP, Azure) is a plus.
High level knowledge on Storage technologies like SAN / NAS / iSCSI with specific product knowledge on EMC Unity, NetApp FAS etc.
Hands on experience with physical installation, racking and configuration of servers like HP DL360 Gen10, etc.

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