Low Latency Network Engineer

Millennium Management LLC; Camden Town; On-site; GBP 70,000 - 90,000; Full time

Job summary

A global financial firm in Camden Town seeks a Network Engineer to focus on low-latency network technologies. The role involves project management, innovation leadership, and network support. Candidates should have at least 7 years of experience and expertise in IP networking, troubleshooting, and relevant tools such as Ansible and Python. Strong communication skills are essential for this fast-paced environment.

Qualifications

• Minimum of 7 years' experience in network engineering.
• Strong understanding of IP networking and troubleshooting.
• Expert in low-latency network technologies.

Responsibilities

• Own and manage global network projects from start to finish.
• Lead research and innovation efforts to introduce new network technologies.
• Deploy, support, and troubleshoot the network infrastructure.

Skills

Low-latency network technologies

Project management

Network troubleshooting

Python scripting

Communication skills

Tools

Ansible

Cisco

Arista

Grafana

Prometheus

Job description

+ Focus on low-latency network technologies with a balanced mix of project work and operations in the low-latency trading environment, including Market Data, Trading, and co-lo design.

• Project Management:
+ Own and manage global network projects from start to finish, including requirement gathering, design, cost analysis, implementation, and deployment.
• Innovation Leadership:
+ Lead research and innovation efforts to introduce new network technologies into the firm, including RF technologies, low-latency transport, routing/switching, and compute technologies.
• Network Configuration and Support:
+ Configure, install, maintain, and support critical network software and hardware components. + Research, price out, and implement data circuits. + Design and implement high-availability, low-latency Market Data networks.
• Operations and Troubleshooting:
+ Deploy, support, and troubleshoot the network infrastructure. + Document the IT infrastructure, policies, and procedures. + Provide general user support and participate in after-hours work and an on-call rotation.
+ Expert in low-latency network technologies, including Multicast (IGMP, PIM), L2/L3, and WAN design. + Expert in routing protocols such as BGP and OSPF. + Experience with Arista, Cisco, including Layer 1 switches. + Knowledge of FPGA and high-performance computing technologies is a plus. + Strong understanding of time synchronization protocols, including Precision Time Protocol (PTP, WR) and PPS, and their role in low-latency environments. + Experience with network automation tools and frameworks, including Python, Ansible, or similar technologies. + Experience leveraging AI/ML-driven tools for network performance optimization, anomaly detection, and predictive analytics. Understanding of AI frameworks and libraries (e.g., TensorFlow, PyTorch, Scikit-learn) and their application in network automation and monitoring. + Experience with telemetry and observability frameworks (e.g., Prometheus, Grafana) for real-time network monitoring and troubleshooting.
• Experience:
+ Minimum of 7 years' of experience in network engineering, operations, and support. + Proven ability to work hands-on and take strong technical ownership in a global organization.
• Networking and Troubleshooting:
+ Expert knowledge of IP networking, TCP/IP, and troubleshooting. + Experience with Python and Bash scripting to automate tasks. + Strong Linux shell experience.
• Soft Skills:
+ Strong interpersonal and written communication skills. + Proven ability to operate in a fast-paced environment. + Passion for delivering high levels of service and support to internal customers.