Location: Dublin, Cork, or Limerick, Ireland Type: Full-Time | Permanent
Overview An opportunity has arisen for an experienced Senior Network & Security Engineer (Level 3) to join a growing and dynamic team. This is a hands-on role combining project delivery, advanced technical support, and presales consultancy across modern networking and security technologies. The position suits a candidate with strong expertise in enterprise firewall technologies and SASE platforms, alongside a proven ability to design, implement, and support complex solutions.
Key ResponsibilitiesProject Delivery
Design, configure, and implement secure network and security solutions
Lead deployments of firewalls, VPNs, and SASE platforms across client environments
Ensure solutions are scalable, high-performing, and compliant with best practices
Support & Operations
Act as the Level 3 escalation point for complex technical issues
Perform proactive monitoring, troubleshooting, and optimisation of security infrastructure
Conduct root cause analysis and produce detailed post-incident reports
Presales & Consultancy
Support sales teams with technical scoping, solution design, and proposals
Participate in client meetings, workshops, and technical presentations
Provide guidance on emerging networking and security trends
Collaboration & Leadership
Work closely with internal teams, vendors, and stakeholders
Mentor junior engineers and contribute to knowledge sharing
Stay up to date with new technologies, certifications, and product developments
Skills & ExperienceEssential
Minimum 5 years' experience in network and security engineering
Hands-on expertise with:
Palo Alto Networks
Fortinet
SonicWall firewalls
Strong knowledge of SASE platforms (e.g. Cato Networks, Versa)
