DWDM/OTN Transmission Support Engineer

FiberHome Brasil; Itu; On-site; BRL 120,000 - 180,000; Full time

Job summary

FiberHome Brasil is seeking an experienced DWDM/OTN Transmission Support Engineer to deliver technical support and maintenance for advanced optical networks. You will work on DWDM/OTN equipment, perform fault resolution, and support network operations across large-scale environments.

The role requires hands-on experience with DWDM/OTN systems, multi-vendor environments, and the ability to handle incidents from diagnosis to restoration.

Qualifications

• Hands-on experience with DWDM/OTN optical transmission systems.
• Experience in network operations and maintenance in live environments.
• Strong troubleshooting and fault isolation capabilities.
• Experience with equipment configuration, alarms, software/firmware, and hardware troubleshooting.
• Familiarity with NMS/EMS and optical transmission management systems.
• Ability to work with technical documentation in English and Portuguese.

Responsibilities

• Provide technical support for DWDM/OTN optical transmission networks.
• Perform troubleshooting and fault isolation for network equipment and services.
• Analyze alarms and identify hardware, configuration, and software-related issues.
• Support equipment recovery, configuration restoration, and module/board replacement.
• Participate in software and firmware upgrades.
• Coordinate technical escalations with internal and external teams.
• Support critical incidents and service restoration activities.
• Provide remote and on-site technical assistance when required.
• Maintain technical documentation and operational procedures.

Skills

DWDM/OTN transmission

Troubleshooting

Network operations

Fault resolution

Technical support

RMA & escalation

NMS/EMS

Education

Degree in Telecommunications/Electronics/Networking

Tools

NMS/EMS

Job description

Job description

We’re Hiring: DWDM/OTN Transmission Support Engineer

FiberHome is looking for an experienced DWDM/OTN Transmission Support Engineer to provide technical support and maintenance for advanced optical transmission network environments.

The ideal candidate will have hands‑on experience with DWDM/OTN equipment, network operations, troubleshooting, fault resolution, and technical support in large-scale telecommunications environments.

Preferred Qualifications

• Experience with large-scale optical transmission or backbone environments.
• Experience in multi-vendor network environments.
• Previous experience in TAC, NOC, field support, or advanced technical support.
• Experience handling complex incidents from initial diagnosis through service restoration.
• Experience with RMA, equipment replacement, and OEM technical escalation.

DWDM | OTN | Optical Transmission | Network O&M | Troubleshooting | NMS/EMS | L2/L3 Support | RMA | Firmware | Network Operations | Technical Support

Main responsibilities

Principais Responsabilidades

• Provide technical support for DWDM/OTN optical transmission networks.
• Perform troubleshooting and fault isolation for network equipment and services.
• Analyze alarms and identify hardware, configuration, and software‑related issues.
• Support equipment recovery, configuration restoration, and module/board replacement.
• Participate in software and firmware upgrades.
• Support RMA and equipment repair processes.
• Coordinate technical escalations with internal and external technical teams.
• Support critical incidents and service restoration activities.
• Provide remote and on‑site technical assistance when required.
• Maintain technical documentation and operational procedures.

Requirements and skills

Principais Requisitos

• Degree or technical background in Telecommunications, Electronics, Networking, or a related field.
• Proven hands‑on experience with DWDM/OTN optical transmission systems.
• Experience in network operations and maintenance in a live/production environment.
• Strong troubleshooting and fault‑isolation capabilities.
• Experience with equipment configuration, alarms, software/firmware, and hardware troubleshooting.
• Familiarity with NMS/EMS and optical transmission management systems.
• Ability to work with technical documentation in English.
• Portuguese proficiency for technical communication.
• Availability for critical incident support when required.