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FRS Recruitment

Network Security Engineer

FRS Recruitment
Ireland · Full-time · Mid-Senior

Network Security Engineer - Dublin

I am excited to be working with one of Europe's leading companies who are looking to fill a number of critical Network Security Engineers to work from their state of the art Dublin offices.

Key Responsibilities:

  • Manage and secure Cisco Routers, Switches, Networking Devices, and Security Appliances.
  • Configure, support, and troubleshoot Firewalls, VPNs, and IDS/IPS solutions across complex networking environments.
  • Design and implement secure network architectures using Cisco Secure Access, Edge Network Security, Threat Control, and Secure Mobility solutions.
  • Deploy and manage Cisco Identity Services Engine (ISE) and implement 802.1X secure network access policies.
  • Monitor and maintain network access security using Cisco ISE appliances.
  • Implement advanced Cisco security solutions to mitigate external threats and protect connected devices.
  • Provide operational support for identity management and network access control systems.
  • Identify and resolve issues within Cisco network security appliances and Cisco IOS Software devices.
  • Configure Cisco perimeter edge security solutions, including Cisco ASA firewalls.
  • Manage and maintain the security of Cisco switches, routers, and ASA firewalls.
  • Implement and troubleshoot remote-access and site-to-site VPN solutions using Cisco ASA and Cisco IOS routers.
  • Deploy Cisco ASA Next-Generation Firewall (NGFW), Web Security, Email Security, and Cloud Web Security solutions.
  • Troubleshoot Network Access Control, Web Authentication, and Guest Access configurations.
  • Apply strong understanding of Cisco ISE Fundamentals, Advanced Access Control, and Endpoint Access Control.

Skills & Experience:

  • Proven experience in Network Security, particularly within Cisco Network environments.
  • Hands-on experience with Cisco Umbrella, Stealthwatch, WSA, ESA, AMP for Network and Endpoint, ASA, NGFW, Firepower NGIPS, Cloudlock CASB, AnyConnect, ACI Security, Threat Control, TrustSec, and DNA.
  • Additional experience with any of the following is an advantage: Cisco Data Center Nexus, Cloud Security, Cisco ASA/PIX, Cisco Secure ACS, Cisco ACI, Cisco IronPort, Checkpoint FW-1/NG, Juniper Netscreen/SRX, Bluecoat, and Fortinet security hardware/software products.
  • Strong ability to manage multiple priorities in a fast-paced, dynamic, and collaborative environment.
  • Excellent analytical, communication, and documentation skills, with the ability to influence and collaborate across cross-functional teams.
  • Full driving license and access to own vehicle (required).

This is a phenomenal time to join my client as they expand their Network team. Get in touch ASAP and do not miss this amazing opportunity!

Desired Skills and Experience

Network Security Engineer

Key Skills

Ranked by relevance

asa network security switches routers cloud ios aci cloud security firewalls firewall fortinet nexus vpns vpn esa
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Posted
Oct 07, 2025
Type
Full-time
Level
Mid-Senior
Location
Dublin

Industries

Information Services

Categories

Information Technology

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