Network Engineer

Network Engineer

Job Description

[c. £125-180k Comp Package | Flexible Working Options - includes 'out of work' rotation]

Are you a skilled Network Engineer eager to work in a dynamic, high-frequency trading environment? Our client, a renowned proprietary trading firm, is seeking an experienced Network Engineer to join their specialised team in London. This role is all-encompassing, involving operational support, colo design, data centre build-out, and network engineering across the EMEA region. The successful candidate will work on high-performance networks, balancing complex priorities, and providing comprehensive network support for production, office, and end-user environments.

Key Responsibilities:

• Collaborate with the EMEA working group and global Networks team to monitor and troubleshoot network issues
• Provide network support for production, office, and end-user environments
• Perform moves, adds, and changes in the network infrastructure
• Conduct market connectivity tests and manage circuit migrations
• Offer support and technical expertise in network design and implementation
• Drive and guide network projects and initiatives across the EMEA infrastructure
• Participate in colo design, data centre build-out, and network engineering for EMEA and other regions as needed

Key Requirements:

• 3+ years of experience working with complex, high-performance networks, including data centres and trading facilities
• Significant knowledge of client-server architectures and network design
• Ability to work closely with traders and technologists to balance competing priorities in a fast-paced production environment
• Proficiency in Arista EOS and Cisco NX-OS/IOS
• Understanding of Layer 1 devices such as Metamako or Exablaze
• Knowledge of routing protocols, including OSPF, MSDP, and PIM
• Expertise in BGP and multicast
• Familiarity with VPN configuration and troubleshooting
• Good knowledge of Linux systems and automation
• Proficiency in using network monitoring tools such as Nagios, Grafana, Wireshark, and SNMP
• Understanding of network security and firewalls
• (Preferred) CCNP certification and systems administration experience
• (Preferred) Strong scripting skills, especially in Python

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