August 27, 2021

Senior Network Administrator

Job Description


This is an excellent opportunity for a suitable candidate to work with a broad range of technologies in a 24 x 7 environment. You will work closely with Senior Infrastructure Manager to further develop and enhance network management. The Senior Network and Administrator is responsible for the design, delivery, and maintenance of network.


• Implements Networking standards across the group

• Implements best practice and standard service levels across the discipline

• Manage, maintain day to day network and security operations globally and designing new network, wireless and security solutions.

• Manage 3rd party WAN, LAN and Firewall vendors, Service, Incident and Change reviews

• Implements remote access solutions, controls and specification

• Support ICT Security team with ongoing and new security/compliance initiatives.

• Deploy and manage core network connectivity, wireless solution, firewall, security, remote access, and authentication systems.

• Designs and Maintain Global Network Standards, MPLS, P2P, SDWAN and VPNs

• Participate in compliance/vulnerability assessment scanning and develop mitigation and remediation plans from the assessment findings.

• Drive service ownership for the Network Cloud; assist in efforts to streamline problem and change management processes, improve alerting and incident handling, and increase automation.

• Security Incident Management - 2nd line response to Security Incidents. Support forensic response and problem management as required.

• Support ICT Security with regular Vulnerability assessments, risk analysis and penetration testing and advise and take remedial actions

• Technical Lead for network related project requirements.

Experience and Skills:

• 5-7 years professional experience managing enterprise WAN, LAN and Firewall environments

• Bachelor's Degree in Computer Engineering or related field required.

• CCNP or equivalent Certification required

• Production Experience and an excellent understand or certificate with Microsoft Azure Network architecture.

• Prior experience working within a global company, working across major geographic regions is preferred

• Understanding of manufacturing industry and operating environments is advantageous

• Self-starter who can lead major initiatives and mentor less experienced teammates

• Excellent knowledge of Cisco LAN equipment, wireless protocol, experienced in wireless surveys and remedial steps.

• Experience with network sniffing, bandwidth monitoring, advanced network troubleshooting and security tools

• Excellent working knowledge of Palo Alto Firewalls (IPSec-VPN & remote VPN).

• Knowledge managing IDS/IPS systems

• Experience with administering, troubleshooting and configuring / implementation of Cisco switches, Palo Alto Firewalls and Aruba WIFI.

• Demonstrated ability in solving business IT problems, excellent written and oral communication skills, excellent interpersonal skills, ability to motivate in a team-oriented, collaborative environment, and exceptional service orientation.

• You will hold certification in one or some of, the following or equivalent:

o CCNA, CCNP, Cloud Network, Azure, AWS, Firewall cert

Apply for Job
Dublin, IE
Career Level
Experienced (Non-manager)
Associate Degree
Job Type
Job Last Updated
September 17, 2021


Colm O'Rourke
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