Network Engineer – Optical & Ethernet (L1-L3) | Remote

Colt Technology Services Group Ltd.; Lisboa; Remote; EUR 35,000 - 55,000; Full time

Benefits offered by this job

Flexible working hours

Work from home option

Induction program

Development opportunities

Global Family Leave Policy

Employee Assistance Program

Diversity networks

Job summary

Colt Technology Services Group Ltd. is seeking a proactive Network Engineer to own fault resolution across pan-European Ethernet and Optical services. You will troubleshoot, coordinate with partners, and maintain clear customer communication as the single point of contact.

The role requires strong Layer 1–3 expertise, experience with global providers, and fluency in Spanish and English. A 24/7 shift pattern is part of the responsibilities with inclusion in a dynamic, global team.

Qualifications

• Strong troubleshooting across Ethernet and Optical networks.
• Experience with global providers and NOC/Field operators.
• Fluent in Spanish & English.

Responsibilities

• Proactively monitor, troubleshoot, diagnose and resolve faults across pan European Ethernet and Optical Infrastructure and Transmission services per SLAs; up to 3rd Level Support.
• Participate in a 24/7 shift pattern.
• Provide a professional interface to customers as Single Point of Contact.
• Build and maintain relationships with interconnect partners and vendors.
• Coordinate tasks with Field Maintenance or Technical Assistance Centre.
• Maintain fault records in Remedy and provide updates.

Skills

Layer 1/2/3 tech

Troubleshooting

Customer-facing

Vendor coordination

Pan-European network

Tools

Netcool

SMARTS

InfoVista

TACACS

Job description

Colt Technology Services Group Ltd. is seeking a proactive Network Engineer to own fault resolution across pan-European Ethernet and Optical services. You will troubleshoot, coordinate with partners, and maintain clear customer communication as the single point of contact.

The role requires strong Layer 1–3 expertise, experience with global providers, and fluency in Spanish and English. A 24/7 shift pattern is part of the responsibilities with inclusion in a dynamic, global team.