Optical & IP Network Operations Engineer II

Astreya; Dublin; Hybrid; EUR 51,000 - 63,000; Full time

Job summary

Astreya in Dublin, Ireland, is seeking a Network Operations Engineer II to join a 24x7 NOC. You will troubleshoot optical (DWDM/CWDM) and IP (IPv4/IPv6, MPLS, BGP, OSPF) networks, coordinate with vendors, and drive restoration with precise communication.

You will mentor junior engineers, improve runbooks, and participate in planned maintenance, change execution, and post-incident reviews to reduce outages and improve service reliability.

Qualifications

• 3–5 years in network operations with optical and/or IP networks.
• Solid knowledge of TCP/IP, BGP, OSPF, MPLS, IPv4/IPv6.
• Hands-on experience with multi-vendor equipment CLIs and management systems.
• Strong documentation and communication skills.

Responsibilities

• Incident management and advanced troubleshooting across optical and IP networks.
• Own incidents end-to-end with stakeholder updates.
• Plan and perform scheduled maintenance and network changes.
• Mentor junior engineers and improve runbooks.

Skills

IP routing

Troubleshooting

Documentation

24x7 shift

Vendor liaison

Education

Bachelor's degree in a technical field

Tools

Cisco

Juniper

Ciena

Nokia

Infinera

Job description

Astreya in Dublin, Ireland, is seeking a Network Operations Engineer II to join a 24x7 NOC. You will troubleshoot optical (DWDM/CWDM) and IP (IPv4/IPv6, MPLS, BGP, OSPF) networks, coordinate with vendors, and drive restoration with precise communication.

You will mentor junior engineers, improve runbooks, and participate in planned maintenance, change execution, and post-incident reviews to reduce outages and improve service reliability.