Senior HPC Network Engineer

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.

The experience expected from applicants, as well as additional skills and qualifications needed for this job are listed below.

This position requires both product leadership and vision on the future of cloud-scale networking, as well as deep technical skills.

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 big picture 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, product selection, routing, configuration and troubleshooting
• Closely work with our HPC Systems team, as well as other teams to scale our research environment
• Meet with external parties for project related items as well as future endeavors
• Overall capacity planning for the data center networks
• Develop scripts and processes to increase efficiency
• Collaborate with others in the network team to solve cross discipline problems
• Provide detailed documentation
• Mentor others as a senior resource

Qualifications

• BS or greater in Computer Science, Electrical Engineering, or related IT field and 10+ years of relevant experience
• Incredible attention to detail and excellent prioritization skills, able to plan and prioritize workloads to meet implementation schedules
• Self motivated, independent, eager to learn and apply new skills quickly
• Willingness and ability to solve technical problems in the field yourself
• You have excellent collaboration skills and a willingness to admit mistakes

Skills

• 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
• In depth understanding of common layer 2 and layer 3 network protocols (OSPF, BGP, PIM, IGMP, spine-leaf architecture, and VXLAN) and best practices for them
• Experience in selecting and working with vendors to engineer switches for next-generation computing environments
• Experience managing Arista (EOS), Cisco (NX-OS), and SONiC-based switches, as well as an interest in exploring new platforms
• Experience in designing computing and grid networks, capacity planning, and full lifecycle project management
• Experience with packet decoding and analysis tools such as tcpdump and Wireshark
• Experience 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
• Understanding of basic power consumption and cooling issues in a data center environment
• Knowledge of fiber optics technology and cabling standards ranging from 1 to 800 Gbps. Ability to sort through specs and make recommendations on appropriate purchases.
• Experience with Unix / Linux command line utilities and networking stack
• Experience with AI style network designs and workloads is desirable

Annual base salary range of $200,000 to $250,000. Pay (base and bonus) may vary depending on job-related skills and experience.

A sign-on and discretionary performance bonus may be provided as part of the total compensation package, in addition to company-paid medical and / or other benefits.

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