Senior Global Network Engineer

Intercontinental Exchange Holdings, Inc.; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Intercontinental Exchange, Inc. (ICE) is seeking an experienced Network Engineer to join the ICE Network Engineering team in London. The role leads design, validation, deployment, and 24x7 operational support for a large global financial network and supports large-scale office refreshes and migrations.

The candidate will multitask in a dynamic team-based environment, demonstrating problem-solving capabilities and a professional approach to service delivery while working under pressure.

Qualifications

• In-depth knowledge of general network principles and service-critical environments.
• Extensive routing protocols and troubleshooting skills in BGP and OSPF.
• Strong knowledge of NAT, route maps/ACLs, and routing policies.
• Proficiency with modern configuration management tools (Ansible, Jinja, JSON).
• Strong knowledge and experience developing in Python.
• Proficient with Git for software collaboration and version control.
• 3+ years hands-on support and troubleshooting of production networks.
• Experience with design and implementation on complex networks.
• Ability to analyze sniffer traces and understand TCP/IP protocols.
• Basic Unix/Linux system administration.
• Excellent communication and documentation skills.
• Excellent customer service attitude and ability to work under pressure.

Responsibilities

• Deploy, support and maintain mixed vendor network infrastructure.
• Document and publish standards and designs.
• Assist ICE staff with problem solving and escalation procedures.
• Follow operational policies and promote adherence.
• Provide technical knowledge to ensure safe, effective, and efficient network changes.
• Collaborate with all other IT teams.
• Lead incident investigations, diagnosis, and service restoration with a focus on rapid resolution.

Skills

BGP

OSPF

NAT

ACLs

Ansible

Jinja

JSON

Python

Git

Unix/Linux

Communication

Documentation

Customer Service

Problem Solving

Pressure Handling

Education

Bachelor of Science in Computer Engineering

Tools

Ansible

Jinja

JSON

Git

Job description

Intercontinental Exchange, Inc. (ICE) is seeking an experienced Network Engineer to join the ICE Network Engineering team in London. The role leads design, validation, deployment, and 24x7 operational support for a large global financial network and supports large-scale office refreshes and migrations.

The candidate will multitask in a dynamic team-based environment, demonstrating problem-solving capabilities and a professional approach to service delivery while working under pressure.