HPC Network Engineer

2 weeks ago

Boulder, United States Hudson River Trading Full time

Hudson River Trading’s High Performance Computing (HPC) Network Engineering team designs and engineers the communications infrastructure that allows our large-scale (1000s of servers), heterogeneous distributed research environment to grow rapidly and operate optimally in support of our computing resources. The HPC network spans multiple large-scale data centers, and the team supports both the LAN and WAN infrastructure. We are looking for a Network Engineer with experience designing, deploying, and scaling networks for large HPC environments to meet the requirements of a premiere algorithmic trading firm.

This position requires both excellent project management and impressive technical abilities. You’ll have broad responsibilities and freedom to analyze and solve problems, and your solutions will have an immediate impact on our operations worldwide. We’re looking for someone with a love for technology and who is excited about tackling new and challenging problems. You will work on a wide variety of projects to enhance the performance and capacity of the network and contribute to both the management and the technical nitty-gritty of our computing architecture.

Responsibilities


Network design, routing, configuration and troubleshooting
Closely work with our HPC Systems and other teams to scale our research environment 
Project management - gathering requirements, tracking updates and providing detailed documentation in the form of diagrams, documents and spreadsheets
Managing and maintaining IP address assignments and configurations
Leveraging automation to optimize network efficiency
Working with remote data center teams to solve challenging problems, such as hardware, cabling, optics and more
Travel to global data centers to ensure project completion
Performing firmware upgrades on switches and routers to maintain network security and performance


Qualifications


BS in Computer Science, Electrical Engineering, or related IT field or 5+ years of relevant experience
Incredible attention to detail and excellent prioritization skills
Self motivated, independent, eager to learn and apply new skills quickly
Willingness and ability to solve small technical problems in the field yourself
Willingness and ability to travel internationally as needed
You have excellent collaboration skills and a willingness to admit mistakes


Skills


Textbook understanding and some practical experience with common layer 2 and layer 3 network protocols and best practices such as OSPF, BGP, PIM, IGMP, spine-leaf architecture, and VXLAN
Experience with various switch vendors and operating systems, including but not limited to Arista (EOS), Cisco (NX-OS), and SONiC-based switches
Some experience in designing computing and grid networks, capacity planning, and full lifecycle project management
Familiarity with packet decoding and analysis tools such as tcpdump and Wireshark.
Familiarity with public cloud networks, such as AWS, GCP, Azure
Familiarity with configuration management tools, such as Ansible or Salt is desirable to support zero-touch network management
Familiarity with Python, Prometheus, Grafana, ELK, GitHub is desirable.
Knowledge of fiber optics technology and cabling standards. Ability to understand specs of various fiber optic transceivers.
Experience with Unix/Linux command line utilities and networking stack
Excellent oral and written communication skills: able to distill complicated issues into clear and concise terms
Able to create and maintain clear and effective technical documentation


Culture
Hudson River Trading (HRT) brings a scientific approach to trading financial products. We have built one of the world's most sophisticated computing environments for research and development. Our researchers are at the forefront of innovation in the world of algorithmic trading. At HRT we welcome a variety of expertise: mathematics and computer science, physics and engineering, media and tech. We’re a community of self-starters who are motivated by the excitement of being at the cutting edge of automation in every part of our organization—from trading, to business operations, to recruiting and beyond. We value openness and transparency, and celebrate great ideas from HRT veterans and new hires alike. At HRT we’re friends and colleagues – whether we are sharing a meal, playing the latest board game, or writing elegant code. We embrace a culture of togetherness that extends far beyond the walls of our office.Feel like you belong at HRT? Our goal is to find the best people and bring them together to do great work in a place where everyone is valued. HRT is proud of our diverse staff; we have offices all over the globe and benefit from our varied and unique perspectives. HRT is an equal opportunity employer; so whoever you are we’d love to get to know you.

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