Network

Cpl Group; Cork; On-site; EUR 80,000 - 110,000; Full time

Job summary

Cpl Group in Ireland seeks a contractor Network Specialist with 5+ years in enterprise networking. The role focuses on upgrading legacy switches, designing enterprise networks, and automating provisioning and troubleshooting.

You will work on L2/L3 switching, VRRP, OSPF/BGP, and security across data centers and campuses. Responsibilities include deploying wireless infrastructure, scripting for automation, documenting configurations, and participating in change management and incident response to

Qualifications

• Bachelor’s degree in Computer Science or IT.
• 5+ years of network engineering experience.
• L2/L3 switching, VLANs, VRRP, MC-LAG, STP, VTP, PortChannel, OSPF/BGP.
• Network design and troubleshooting in enterprise environments.
• Hands-on experience with network automation tools, such as Python and Ansible.
• REST APIs and network programmability concepts.
• Familiarity with Dell, Cisco, Arista, Juniper.
• Solid understanding of TCP/IP, DNS, DHCP, and security fundamentals.

Responsibilities

• Upgrade legacy switches and maintain enterprise network infrastructure.
• Design, configure, and maintain Wireless APs and Wireless Controllers.
• Develop and implement network automation solutions to streamline provisioning, configuration, and troubleshooting.
• Manage and optimize network performance, availability, and security across data center and campus environments.
• Automate routine network operations using scripting and orchestration tools.
• Collaborate with cross-functional teams to support network integration and deployment efforts.
• Troubleshoot complex network issues and perform root cause analysis.
• Maintain up-to-date network documentation, diagrams, and operational procedures.
• Participate in change management, incident response, and continuous improvement initiatives.

Skills

L2/L3 switching

Network design

Troubleshooting

Documentation

Automation concepts

Collaboration

OSPF/BGP

Education

Bachelor’s degree in CS/IT

Tools

Python

Ansible

REST APIs

Job description

Urgent contractor required for Network specialist to upgrade existing legacy switches.

Design, configure, and maintain Wireless Access Points and Wireless Controllers

Design, configure, and maintain enterprise network infrastructure, with a focus on Layer 2/Layer 3 switching technologies

Develop and implement network automation solutions to streamline provisioning, configuration, and troubleshooting

Manage and optimize network performance, availability, and security across data center and campus environments

Automate routine network operations using scripting and orchestration tools

Collaborate with cross-functional teams to support network integration and deployment efforts

Troubleshoot complex network issues and perform root cause analysis

Maintain up-to-date network documentation, diagrams, and operational procedures

Participate in change management, incident response, and continuous improvement initiatives

Technical Background: Deep experience with software architecture, API contract design, and data schema rules.

Prompt & Spec Engineering: Ability to write precise, unambiguous text instructions (PRDs) that Large Language Models (LLMs) can parse without "vibe coding".

Workflow Mastery: Experience breaking down complex applications into multi-agent systems (e.g., Coordinator, Implementor, and Verifier tasks).

Testing: Proficiency in automated verification criteria and mapping code back to core specs during pull requests.

Required Qualifications

Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience)

5+ years of network engineering experience

Strong expertise in:

Layer 2/Layer 3 switching (VLANs, VRRP, MC-LAG, STP, VTP, PortChannel, and routing protocols such as OSPF/BGP)

Network design and troubleshooting in enterprise environments

Hands-on experience with network automation tools, such as:

Demonstrated proficiency in Python, Ansible, or similar scripting/automation frameworks

REST APIs and network programmability concepts

Familiarity with major networking platforms (e.g., Dell, Cisco, Arista, Juniper)

Solid understanding of TCP/IP, DNS, DHCP, and network security fundamentals.