Senior Network Engineer

Exegy

Senior Network Engineer supporting Exegy’s network infrastructure with extensive experience in network services. Involves collaboration with vendors and troubleshooting of network issues in a fast-paced environment.

Posted 5/1/2026full-timeBelfast • 🇬🇧 United KingdomSeniorWebsite

Tech Stack

Tools & technologies

FirewallsSwitching

About the role

Key responsibilities & impact

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

Requirements

What you’ll need

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

Benefits

Comp & perks

Health insurance
Flexible working arrangements
Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

network administrationnetwork servicesnetwork equipmentJuniperCiscoArista switchingMellanox InfibandBGPOSPFIPSec VPNs

Soft Skills

collaborationtroubleshootingteamworkcommunicationinterpersonal skillsorganizational skillsproject deliveryplanningrisk managementsystematic information gathering