Overview
Network Security Engineer Jobs in Dublin, County Dublin, Ireland at Verse Consulting
Title: Network Security Engineer
Company: Verse Consulting
Location: Dublin, County Dublin, Ireland
CCIE Network Security Engineer / Architect (Contract)
Location: Near Dublin (Hybrid – 3 days onsite per week)
Duration: Initial 12-month contract
Eligibility: No sponsorship available
Overview
An experienced CCIE-level Network Security Engineer / Architect is required to support the design and delivery of secure, scalable network infrastructure within a complex, 24/7 enterprise environment.
This role will act as the primary interface between Cyber Security and Network Operations, leading the delivery of network-focused security initiatives and architectural change. The successful candidate will provide third-level expertise, owning the design and implementation of secure network solutions from concept through to delivery.
Key Responsibilities
- Act as technical lead for network-focused cyber security initiatives within a critical operational environment
- Design and implement secure, scalable, and resilient network architectures aligned to industry best practice
- Lead the delivery of network and security solutions across full project lifecycles
- Develop network segmentation strategies aligned to zero-trust principles
- Design and implement enterprise data centre networks, including ACI fabric (tenants, VRFs, bridge domains, EPGs)
- Configure and manage next-generation firewall capabilities, including IPS, threat intelligence, and encrypted traffic visibility
- Manage firewall lifecycle activities including upgrades, optimisation, and health monitoring
- Design and optimise application delivery solutions, including load balancing and traffic management
- Implement high availability and disaster recovery strategies for critical services
- Collaborate with application and infrastructure teams to ensure performance, resilience, and secure data flows
- Provide third-level support for complex network and security incidents
- Monitor network and security performance to meet service level requirements
- Maintain and enhance network services supporting internal and external business operations
- Develop and test failover and resilience strategies across critical network components
- Mentor and support junior team members
- Produce high-quality technical documentation and support governance processes
Skills & Experience
Essential
- CCIE certified (mandatory)
- Extensive experience in network engineering and security architecture within enterprise environments
- Strong expertise in:
- TCP/IP networking
- LAN, WAN, VPN technologies
- Cisco networking and firewall technologies
- Network protocols and topologies
- Proven experience designing and implementing secure network architectures
- Experience with data centre networking, including ACI
- Strong understanding of cybersecurity principles, including threat management and vulnerability assessment
- Experience working within structured IT service environments (e.g. ITIL)
- Excellent communication, documentation, and stakeholder engagement skills
Desirable
- Experience with Citrix NetScaler (application delivery, load balancing, WAF)
- Knowledge of Identity and Access Management (IAM)
- Experience with automation tools such as Python, Ansible, or REST APIs
- CISSP certification
- Experience working in highly regulated or critical infrastructure environments
