Senior Network Engineer

Exegy; Belfast City District; On-site; GBP 70,000 - 98,000; Full time

Job summary

Exegy is seeking a Senior Network Engineer to support and maintain our network infrastructure across production, corporate and development networks. You will work with vendors and internal teams to troubleshoot, deploy changes, and ensure secure, reliable connectivity in a fast-paced environment.

The ideal candidate has 5+ years’ experience in hosted services, strong routing protocol knowledge (BGP/OSPF), and hands-on experience with Juniper, Cisco and Arista equipment, including firewall

Qualifications

• 5+ years of experience in a hosted services environment with infrastructure networks
• Degree in Computer Science, Software or Electronic Engineering or related discipline
• Strong experience installing, configuring and maintaining network services, equipment and devices
• Experience with Juniper, Cisco, Arista switching
• Experience with Mellanox InfiniBand switches a plus
• Multicast experience desired
• Experience with RoCE a plus
• Experience with routing protocols including BGP/OSPF
• Good understanding of subnetting, VLANs, NAT and VLAN tagging
• Strong experience with IPSec VPNs and GRE tunnelling
• Demonstrated network security practices
• Strong collaboration with stakeholders across teams
• Datacenter experience including racking and patching of devices
• Knowledge of Fortinet, Check Point, Juniper SRX, Cisco ASA firewalls

Responsibilities

• Provide day-to-day support to Exegy Network Engineering team on production, corporate and development networks
• Perform network administration and maintain network and security devices to enable design/execution handover
• Work with vendors to troubleshoot issues and roll out changes to hosted production environments
• Plan and implement network changes to support business decisions

Skills

Networking

Juniper

Cisco

Arista

Mellanox InfiniBand

BGP/OSPF

IPSec VPNs

GRE tunnelling

Network security

Vendor coordination

Team collaboration

Education

Degree in CS/Engineering

Tools

Fortinet

Check Point

Juniper SRX

Cisco ASA

Job description

About Exegy

Exegy is a global leader in intelligent market data, advanced trading systems, and future-proof technology. Exegy serves as a trusted partner to the complete ecosystem of the buy-side, sell-side, exchanges, and financial services technology firms around the globe. Headquartered in St. Louis with regional offices in North America, the UK/Europe and Asia Pacific, Exegy has the global footprint to deliver world-class support and managed services to its customer base of elite financial market participants.

Job Summary

The Senior Network Engineer will play a crucial role in supporting Exegy’s network infrastructure. This role involves network administration, device maintenance, and collaboration with vendors to ensure the smooth operation of network services. The ideal candidate should possess a strong technical background, extensive experience with network equipment and services, and the ability to work effectively in a fast-paced environment while contributing to project planning and execution.

Responsibilities

• Provide day-to-day support & assistance to Exegy Network Engineering team on network issues across business critical Exegy Production, Corporate and Development networks
• Perform day-to-day network administration and maintain all network and security devices and systems to allow Exegy Network Engineering team to concentrate on design and execution of network management handover for SuperFeed, DMA and Metro products to relevant vendors
• Work with vendors providing network support to troubleshoot and resolve issues or roll out changes to hosted production environments
• Work with Exegy Network Engineers to plan and implement network changes to support business decisions

Our Ideal Candidate Has:

• Solid technical background with 5+ years’ experience in a hosted services environment including infrastructure networks, hardware and telecommunications
• Degree in Computer Science, Software or Electronic Engineering or other related discipline
• Strong experience in installing, configuring and maintaining network services, equipment and devices
• Proven experience with Juniper, Cisco, Arista switching
• Experience with Mellanox Infiband switches a plus
• Multicast experience desired
• Experience with RoCE a plus
• Experience with routing protocols including but not limited to BGP / OSPF
• Good understanding of subnetting, VLANs, VLAN tagging, NAT
• Strong experience configuring IPSec VPNs, GRE tunnelling
• Demonstrate good network security practices
• Ability to collaborate with stakeholders across a wide variety of teams in a fast-paced environment
• Ability to gather relevant information systematically to troubleshoot and resolve issues
• Capable of working effectively and efficiently in a team environment
• Contribute to technical aspects of project delivery, planning and risk management
• Effective communication, interpersonal and organizational skills
• Datacenter experience including racking and patching of devices
• Knowledge and experience configuring and maintaining Fortinet, Checkpoint, Juniper SRX, and Cisco ASA firewalls

Find Jobs in United Kingdom on Arbeitnow