Network Engineer
Eir Business is seeking a Senior Network Engineer to join our IT Managed Services team supporting a key enterprise customer. This is a senior technical role acting as an escalation point, responsible for resolving complex network and security incidents, optimising environments, and ensuring reliable service delivery.
Experience with networking and security concepts is essential, with particular focus on Palo Alto, along with hands-on exposure to technologies such as Aruba WLAN, Cisco LAN, WAN, WLAN and network security platforms. A proactive approach to continuous improvement and the ability to operate within ITIL-based incident and change management processes are key to success in this role
**This is a 6 month daily rate contract.**
Expectations From The
Work as part of a growing Managed Services team with procedures based on the ITIL Framework and governed by ISO 20000
Collaborate with technical experts and business managers to support, design, and optimise client network solutions
Investigate and diagnose complex network faults — identify failing components, confirm impact, and determine contributing events
Drive resolution and recovery activities, ensuring minimal impact to customer environments
Act as the senior network escalation point for other ICT support teams
Coordinate with other ICT teams and third parties (ISPs, vendors, integrators) when required
Configure, support, and optimise switching, routing, firewall, and wireless solutions across Cisco, Meraki, Aruba, Palo Alto, and Fortigate technologies
Manage VPN services including site to site, client VPN, and SD WAN configurations
Implement and maintain firewall rules, security policies, and network access controls
Perform structured patching and ensure accurate documentation, diagrams, and knowledge management content
Assess proposed network changes, highlight potential impacts, and contribute to governance within the change management process
Participate in the On Call Support rota as part of a senior escalation team
Requirements For A
5+ years’ experience working as a Network Engineer in an Enterprise or Managed Services environment
Expertise in Switching technologies (Cisco, Meraki, Aruba)
Strong Palo Alto NGFW experience is required.
Hands on experience with firewall technologies: Cisco ASA/Firepower, Meraki MX, Palo Alto, and FortiGate
Strong understanding of VPN technologies (IPsec, SSL VPN, Remote Access, SD WAN)
Experience with enterprise environments
Ability to troubleshoot and identify complex network issues across multi vendor environments
Excellent communication skills and confidence in managing expectations of senior technical staff and senior management
ITIL knowledge and experience
Has a passion for networking technologies and enjoys diagnosing and resolving complex challenges
Works effectively within teams and collaborates with a wide range of stakeholders
Provides technical leadership and mentorship to colleagues
Shows strong determination in resolving major incidents and completing projects successfully
Is confident in handling high severity network incidents and contributing to timely resolution
Is customer focused, deadline driven, and capable of delivering results within SLA based environments
Holds certifications in Cisco, Meraki, Palo Alto, Fortinet, or Aruba technologies (preferred)
eir reserves the right to conduct appropriate suitability checks in relation to prospective employees including but not limited to reference checking and/or other searches using publicly available information.
We are committed to creating an inclusive and supportive work environment. If you require any reasonable adjustments during the application or interview process, please let us know, and we will work with you to meet your needs
#eirforall
Apply on Eir (telecommunications)’s careers page