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Consulting Engineer (CE3) – SP Mobility

NEXUS CORPORATION

Job Location:

Tokyo - Japan

Salary: Not provided by the employer

Experience Required: 6-7years

Posted: 24 June 2026 (30+ days ago)

Application Deadline: 21 September 2026

Vacancies: 1 Vacancy

Job Summary

We are seeking a Consulting Engineer with expertise in Mobile Core Networks and Cloud-Native Telecom technologies. The role involves designing deploying integrating and supporting mobility solutions for service provider environments.

Responsibilities

Design deploy and support mobile core network solutions.
Perform integration testing troubleshooting and operational support activities.
Create technical documentation including HLDs LLDs MOPs and implementation plans.
Support customer deployments and technical escalations.

Required Skills

Strong understanding of PACO Architecture and 3GPP Call Flows (4G CUPS MME S/PGW ePDG).
Experience with Cisco PACO StarOS CVIM and vPC-DI.
Knowledge of IP Routing & Switching fundamentals VLANs routing protocols vPC and Linux networking.
Experience in Design Deployment Integration Testing and Troubleshooting (Day 0 / Day 1 activities).
Experience preparing HLD LLD test plans MOPs and implementation documents.
Experience with cloud and virtualization technologies including OpenStack VMware Kubernetes AWS and Azure.

Preferred Skills

Telecom or Mobile Network Operator experience.
Cloud-native telecom infrastructure experience.
Strong customer-facing communication skills.

Required Skills:

Responsibilities

Design deploy and support mobile core network solutions.
Perform integration testing troubleshooting and operational support activities.
Create technical documentation including HLDs LLDs MOPs and implementation plans.
Support customer deployments and technical escalations.

Required Skills

Strong understanding of PACO Architecture and 3GPP Call Flows (4G CUPS MME S/PGW ePDG).
Experience with Cisco PACO StarOS CVIM and vPC-DI.
Knowledge of IP Routing & Switching fundamentals VLANs routing protocols vPC and Linux networking.
Experience in Design Deployment Integration Testing and Troubleshooting (Day 0 / Day 1 activities).
Experience preparing HLD LLD test plans MOPs and implementation documents.
Experience with cloud and virtualization technologies including OpenStack VMware Kubernetes AWS and Azure.