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Principal Network Engineer - remote across UK or Ireland

Job description.

We are seeking a Principal Network Engineer (Level I or II) to join a world-class engineering team responsible for designing, securing, and optimising a large-scale global network.

You will play a key role in evolving a high-performance infrastructure that supports complex routing, automation, and next-generation security. This is a deeply technical, hands-on position, ideal for engineers who want to work on challenging architecture and drive best practice across the business.

If you are a technologist who thrives on solving problems, enjoys working in a collaborative global team, and brings a passion for networking excellence, we would like to hear from you.

Key Responsibilities

  • Architect, design, and deploy advanced enterprise and data centre network solutions
  • Lead implementation and troubleshooting across Palo Alto and Juniper environments
  • Deliver robust routing and segmentation using EVPN, VXLAN, and BGP
  • Optimise firewall and security services including Threat Prevention, Wildfire, URL Filtering, and Panorama
  • Work closely with global peers to ensure scalability, security, and high availability
  • Act as a technical mentor and thought leader within the network engineering function
  • Contribute to continuous improvement, automation, and adoption of new technologies

Required Experience

  • Proven, hands-on expertise with Palo Alto firewalls (advanced CLI configuration essential)
  • Experience with Juniper routing and switching - particularly QFX and MX platforms (Apstra a plus)
  • Deep understanding of EVPN, VXLAN, BGP, and related routing protocols
  • Strong troubleshooting skills and a track record of delivering production-ready solutions
  • Comfortable explaining design decisions and architectural trade-offs
  • Excellent communicator - able to collaborate across time zones and teams

Preferred / Nice to Have

  • Familiarity with Prisma Access, Cortex XSOAR, or Prisma Cloud
  • Knowledge of automation, scripting, or orchestration tools
  • Experience working in multi-site or multi-cloud enterprise environments

Working Environment

  • Global team distributed across the UK, Ireland, and North America
  • Collaborative culture with an emphasis on innovation and continuous learning
  • Flexible hybrid or remote working options
  • Encouraged use of AI tools to improve productivity, backed by strong technical understanding

Please apply now if you are matching the above criteria, or contact Andrew Harrison directly.

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Posted
Job Details:
Belfast, County Antrim£100000 - £115000 per annum
Job reference:
2572089_1761229492