Senior Network Engineer

DGH Recruitment; Dublin; Hybrid; EUR 60,000 - 90,000; Full time

Job summary

DGH Recruitment is seeking a Network Engineer in Dublin for a 12-month contract with hybrid working 2-3 days per week in the office.

The role focuses on designing and implementing solutions for a leading financial services organization, with exposure to AWS and Azure, ensuring maximum uptime and robust network performance.

You will design, manage, and secure local and wide area networks, leveraging automation to streamline operations.

Qualifications

• Experience designing and supporting network infrastructure in AWS and Azure.
• Strong knowledge of TCP/IP, VLAN, WAN, MPLS, DNS, DHCP, IPSEC, TLS, NAT, VPN, BGP, OSPF.
• Experience with switches, routers, and firewalls (Cisco Meraki, Palo Alto, Fortinet).
• Experience implementing and administering Wi‑Fi.

Responsibilities

• Develop secure, scalable, and highly available network architectures using VPNs, VPCs, virtual networks, and load balancers.
• Provision, configure, and manage cloud-based network resources across AWS, Azure, and Cisco Meraki.
• Enforce robust security measures including firewalls, intrusion detection systems, encryption, and compliance with industry standards.
• Continuously monitor network performance, diagnose issues, and optimize for stability, availability, and efficiency.
• Seamlessly connect cloud environments with on-premises infrastructure using secure methods like VPNs.
• Leverage automation tools and scripting languages to streamline network operations and reduce manual tasks.

Skills

AWS (Cloud networking)

Azure (Cloud networking)

Network fundamentals

Security & firewalls

VPN, VPNs

Layer-3 devices

Wi‑Fi administration

Tools

Meraki

Palo Alto

Fortinet

Job description

Location: Dublin (hybrid working of 2-3 days per week in the office).

Duration: Initial 12 months

The role will be responsible for designing and implementing solutions that compliment a dynamic, always growing and evolving global network for one of the leading organizations in financial services.

Although the core focus of this role will be to act as a Network Engineer with a solid understanding of Network & IT Infrastructure Fundamentals including protocols, switches, routers/firewalls, it will also include exposure to experience operating within Azure & AWS cloud tenants. You will design and manage the local and wide area networks of our organization to ensure maximum up time for our users.

Key Responsibilities:

• Develop secure, scalable, and highly available network architectures using technologies like VPNs, VPCs, virtual networks, and load balancers.
• Provision, configure, and manage cloud-based network resources across platforms such as AWS, Azure, and Cisco Meraki.
• Enforce robust security measures including firewalls, intrusion detection systems, encryption, and compliance with industry standards.
• Continuously monitor network performance, diagnose issues, and optimize for stability, availability, and efficiency.
• Seamlessly connect cloud environments with on-premises infrastructure using secure methods like VPNs.
• Leverage automation tools and scripting languages to streamline network operations and reduce manual tasks.

Required Skills / Experience:

• Strong hands‑on experience designing and supporting network infrastructure within AWS and Azure (required)
• Strong experience in Network Fundamentals, protocols, and technologies TCP/IP, VLAN, WAN, MPLS, DNS, DHCP, IPSEC, TLS, NAT, PAT, VPN, BGP, OSPF
• Excellent knowledge of switches, routers, and firewalls, VPNs, Layer‑3 devices, APs, specifically with Cisco (Meraki), Palo Alto, and/or Fortinet.
• Implementing & Administering Wi‑Fi