PROFESSIONAL_RECORD // 2009_TO_2026

Professional Experience

More than 17 years of hands-on engineering experience across telecom infrastructure, security, Linux and Windows platforms, cloud, virtualisation, network integration and critical production support.

Aug 2022 – Jun 2026
M1 Limited // Singapore

Principal Engineer III — 5G Network Security & Cyber Resilience

Led and supported security initiatives across critical 5G infrastructure, including hardening, vulnerability remediation, access controls, audit readiness, secure change delivery, UAT, go-live coordination, and operational resilience.

5G Security, VAPT, NIST, ISO 27001, SIEM, PAM
Nov 2016 – Aug 2022
ANTlabs Pte Ltd // Singapore

Senior System Engineer — Cloud, Linux & AAA Infrastructure

Designed and delivered AAA platforms across AWS, Docker, Linux, VMware, and KVM environments for telecom and enterprise customers, covering architecture, deployment, integration, testing, cutover, support, and customer handover.

AWS, Docker, Linux, RADIUS, AAA, VMware, KVM
Oct 2012 – Nov 2016
Ericsson Global // India / International Markets

Senior Solution Integrator — Virtualisation & Core Infrastructure

Delivered Ericsson Composition Engine deployments across international telecom markets, supporting Linux builds, virtualised infrastructure, IMS integration, validation, troubleshooting, and production go-live.

RHEL, KVM, VMware, IMS, SIP, Diameter
Jan 2011 – Oct 2012
Tech Mahindra // India

Technical Associate — Telecom Network Operations

Supported telecom network operations, service monitoring, incident coordination, and production stability across network and Linux/Unix environments.

NOC, Linux/Unix, Incident Coordination
Mar 2009 – Jan 2011
TeleDNA Communications // India

Implementation Engineer — VAS & Messaging Platforms

Implemented and integrated VAS and telecom messaging platforms including SMSC, SMS routing, anti-spam, SS7, SIGTRAN, and SMPP environments.

SMSC, SS7, SIGTRAN, SMPP, VAS

CREDENTIALS // VERIFIED_AND_ACTIVE_DEVELOPMENT

Certifications and Learning

Amazon Web Services

AWS Certified Solutions Architect — Associate

Certified

COMPLETED
Cisco

Cisco Certified Network Associate (CCNA)

Certified

COMPLETED
Ericsson

Ericsson Certified Technology — IP

Certified

COMPLETED
ISC2

CISSP Preparation and Structured Cybersecurity Learning

Active learning track

ACTIVE LEARNING

FRAMEWORK_ALIGNMENT // OPERATIONAL_SECURITY

ISO 27001NISTVAPTIAM / PAMSIEMAAACHANGE CONTROLAUDIT READINESS