Senior Network Engineer — Enterprise, 6-Month Contract

Eircom Limited; Dublin; On-site; EUR 111,000 - 148,000; Full time

Job summary

Eir Business is seeking a Senior Network Engineer to join our IT Managed Services team, supporting a key enterprise customer. The role is a senior technical escalation point, focusing on resolving complex network and security incidents and optimising environments.

The position requires hands-on experience with Palo Alto, Aruba WLAN, Cisco LAN/WAN/WLAN, Fortigate and related security platforms, and a proactive approach within ITIL-based incident and change management.

Qualifications

• 5+ years' experience as a Network Engineer in Enterprise or Managed Services
• Expertise in Switching technologies (Cisco, Meraki, Aruba)
• Strong Palo Alto NGFW experience required
• Hands-on with Cisco ASA/Firepower, Meraki MX, Palo Alto, FortiGate firewalls
• Strong understanding of VPN technologies (IPsec, SSL VPN, SD WAN)
• Experience with enterprise environments
• Ability to diagnose complex network issues across multi-vendor environments
• Excellent communication and stakeholder management, ITIL knowledge

Responsibilities

• Work as part of a growing Managed Services team following ITIL-based processes
• Collaborate with technical experts and managers to design and optimise client networks
• Investigate and diagnose complex network faults and determine contributing events
• Drive resolution and recovery activities to minimise customer impact
• Act as senior network escalation point for other ICT teams
• Coordinate with ISPs, vendors, and integrators as required
• Configure and optimise switching, routing, firewall, and wireless across Cisco, Meraki, Aruba, Palo Alto, Fortigate
• Manage VPN services including site-to-site, client VPN and SD-WAN configurations
• Implement and maintain firewall rules and security policies
• Maintain diagrams, documentation, and knowledge content
• Assess proposed network changes and governance within change management

Skills

Palo Alto

Aruba WLAN

Cisco LAN

WAN

WLAN

Firewall technologies

VPN

SD-WAN

ITIL

Tools

FortiGate

Meraki

Cisco ASA/Firepower

Cisco Meraki

Aruba

Job description

Eir Business is seeking a Senior Network Engineer to join our IT Managed Services team, supporting a key enterprise customer. The role is a senior technical escalation point, focusing on resolving complex network and security incidents and optimising environments.

The position requires hands-on experience with Palo Alto, Aruba WLAN, Cisco LAN/WAN/WLAN, Fortigate and related security platforms, and a proactive approach within ITIL-based incident and change management.