Job Description

 JOB Details:

We are primarily looking for a resource with solid hands-on experience in deploying Subscriber and Signalling/SDM/SDL Nodes on Telco Clouds (4G/5G).

Skills:

• Candidate should have strong end-to-end understanding of the Subscriber and Signalling/SDM Solution in Telco Cloud
• Should have deep knowledge of 4G and 5G call flows
• Should have thorough understanding of the Cloud environment and knowledge of how Subscriber & Signalling solution/SDM Nodes can be deployed over cloud
• Candidate should have prior experience in deploying Subscriber & Signalling nodes as Bare Metal Nodes/VNF’s/CNF’s independently
• Should have expertise in installing, upgrading, and integrating different Subscriber and Signalling nodes
• Sound understanding of troubleshooting tools like Wireshark etc.
• Should be able to independently follow and contribute to HLD / LLD for S&S Nodes as per Customer solutions
• Good working experience in Linux, VMWare, Dockers & Containers, OpenStack, OpenShift
• Working knowledge on nodes like AAA, One NDS, SDL (Shared Data Layer), Registers (HLR/HSS, UDM/AUSF), One-EIR, NPC, CSD etc.
• Ability to mentor junior team members and lead small deployment activities

EXP Range:

• 3–5 years with minimum 2+ years in Subscriber and Signalling/SDM Solution Implementation/Upgrades
• Strong Communication skills – Team handling skills – Analytical skills – Presentation skills
• Mandatory Language Skill: Intermediate Bilingual Japanese and English

Roles & Responsibilities

• Lead and independently handle deployment, configuration, and upgrades of Subscriber and Signalling/SDM nodes on Telco Cloud (4G/5G) environments.
• Perform end-to-end implementation and integration of Subscriber and Signalling solutions across Bare Metal, VNF, and CNF platforms.
• Analyse 4G and 5G call flows and support troubleshooting of signalling and subscriber-related issues.
• Investigate and resolve issues using logs, alarms, and packet analysis tools such as Wireshark.

• Work extensively with Linux and cloud platforms (VMware, OpenStack, OpenShift, Docker, Containers) for deployment and operations.
• Independently understand and contribute to HLD/LLD as per customer network design and deployment requirements.
• Support system validation, upgrades, and acceptance testing activities.
• Provide guidance and technical support to junior team members and help lead small deployment or upgrade activities.
• Communicate effectively with cross functional teams and customers, including status updates and technical discussions in English and Japanese.

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