Manager, GC Construction Group - Enterprise & Integration Section (RMI IP & Transport Eng. & Ops Dep) , IP & Transport Eng. & Ops Department , Network Operations (SXC) Supervisory Department (RMI)

Rakuten Total Solutions, Inc.

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Tokyo, Japan Until 9/28/2026 First posted July 30, 2026 Last posted July 30, 2026
Job description

Job Description:

Department Overview

Our mission is to empower people and society by engaging in corporate services and the construction of Rakuten Mobile Network equipment, thereby contributing to the innovation of physical network configurations and communication infrastructure.


Why We Hire

We are expanding our operations and are looking for individuals with expertise in base station configuration or NTT office equipment configuration.


Position Details

You will be responsible for NTT dark fiber-related operations for corporate services, TOR (Top of Rack), and MBH (Mobile Backhaul), as well as construction management, design, and construction operations at NTT Building as Manager or Tech Leader.


Work Environment

GC Construction Group consists of approximately 10 members. As a Manager or Technical Leader, you will be responsible for tasks ranging from the physical design of network equipment to construction completion, as well as safety and quality management. Many of our employees have extensive knowledge and experience from backgrounds in construction companies, telecommunications carriers, and equipment vendors.


Minimum Qualifications

・Skills in application and operations related to NTT dark fiber arrangement.
・Skills in application and construction operations related to NTT GC construction.
・Knowledge of optical fiber types, SFP types, and WDM.
・Experience in managing projects or teams of 10 or more people.


Preferred Qualifications

・Experience and knowledge of mobile career's BS equipment configuration.
・Experience and knowledge of mobile career  MBH related operations.
・Experience and knowledge of WDM related operations.
・Ability to negotiate prices and conduct technical discussions with telecommunications carriers such as NTT and PNJ.
・Experience in creating policies, construction methods, and planning/executing construction plans for NTT-related construction.


Others:

Additional information on Location

The work location will be at RCH.


Additional information on Secondment

There are currently no plans for a secondment (temporary transfer) after joining the company.


Additional information on Transfer

There is a possibility of domestic and overseas business travel and relocation.

Languages:

English (Overall - 2 - Intermediate)、 Japanese (Overall - 4 - Fluent)
About this role

Summary

Manage fiber network construction, design, safety, and quality at NTT building in Tokyo.

Job title

Manager, GC Construction Group - Enterprise & Integration Section (RMI IP & Transport Eng. & Ops Dep) , IP & Transport Eng. & Ops Department , Network Operations (SXC) Supervisory Department (RMI)

Experience level

management

Industry

telecommunications

Location requirements

Based in Tokyo, Japan, with possible travel and relocation allowed.

Salary

Not specified

Management role

Yes

Skills & keywords

Required skills

fiber opticsNTT dark fiberconstruction operationsproject managementteam management

Preferred skills

mobile carrier BS equipmentWDM operationsnegotiationconstruction planningpolicy creation

Specializations

fiber opticsconstruction managementtelecommunicationsmobile backhaulWDM
Locations

Structured locations inferred from the posting.

Tokyo, Japan

Work arrangement unknown City
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