Capgemini

Technical Lead Cellular Core Network

Posted On

Feb. 11, 2026

Location

Bangalore, Karnataka

Experience Level

Experienced Professionals

Job Type

Permanent

Apply By

March 4, 2026

Job Description

Tech Lead – Cellular Core Network

Location: PAN India - 3 days per week from Office

Role Overview

Technical leadership role in the development of a cloud-based 3GPP compliant 5G SA core network. Communicate daily with the architect and generate detailed technical designs and documentation. Take an active role in in developing delivery schedules. In addition to hands-on implementation of a number of 5G SA Network Functions, oversee and support the daily activities of other developers on the team.

Key Responsibilities

Technical Leadership: Design, document, and implement components of a 5G SA Core Network using Java and relevant databases.
Backlog & Requirements: Work with Product, Network, and Architecture teams to translate requirements into detailed user stories, backlog items, and acceptance criteria.
Architecture Alignment: Ensure designs meet security, observability, and performance goals; drive adherence to best practices.
Hands-on Implementation: Develop network components; use tools like Wireshark, tcpdump, and pcap for analysis.
Scheduling: Help plan and manage delivery timelines.
Team Oversight: Mentor developers, conduct code reviews, and troubleshoot complex issues.
Technical Problem-Solving: Optimize network performance and resolve advanced engineering challenges.
Innovation: Leverage AI tools (GenAI) for coding, research, and documentation.

Must‑Have Skills (7–12 years)

5G Core knowledge (UDM, UDR, AUSF, PCF)
Proficiency with Java/C++/C
Experience with at least one database: MySQL, Oracle, Cassandra, Redis
Strong skills in AI/GenAI coding assistants & prompt engineering
Git version control and release processes

What you'll love about working here

You can shape your career with us. We offer a range of career paths and internal opportunities within Capgemini group.You will also get personalized career guidance from our leaders.You will get comprehensive wellness benefits including health checks, telemedicine, insurance with top-ups, elder care, partner coverage or new parent support via flexible work.At Capgemini, you can work on cutting-edge projects in tech and engineering with industry leaders or create solutions to overcome societal and environmental challenges.

Job Description - Grade Specific

Focus on Connectivity and Network Engineering. Develops competency in own area of expertise. Shares expertise and provides guidance and support to others. Interprets clients needs. Completes own role independently or with minimum supervision. Identifies problems and relevant issues in straight forward situations and generates solutions. Contributes in teamwork and interacts with customers.

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Job Description

Job Description

Tech Lead – Cellular Core Network

Key Responsibilities

Must‑Have Skills (7–12 years)

Job Description - Grade Specific

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