Sibi John: Email & Phone Number

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Business Operations Manager at RAKwireless|Mumbai, Maharashtra, India

Position:

Business Operations Manager at RAKwireless

Location:

Mumbai, Maharashtra, India

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Last updated: 2026-06-23

Updated: 2026-06-23

Found email addresses for Sibi John:

Business emails:

s*******n@ril.com,

s***n@amazon.com,

s*******n@rakwireless.com

Personal emails:

s*********0@gmail.com,

s********0@gmail.com

Found phone for Sibi John:

+91-***-***-4727

A different Sibi John?

Work Experience 20 years

Business Operations Manager at RAKwireless

Jan 2025 - Current

Founder at IBIS Venture

Jan 2025 - Current

Network Specialist at RAKwireless

Jul 2023 - Aug 2025

Network Operations Manager at Amazon

Jan 2019 - Jul 2023

Network Planning Engineer at Amazon

Sep 2017 - Dec 2018

L2 TAC WI-FI SME at Reliance Industries Limited

Jan 2016 - Sep 2017

Pre-Sales - MBB - WiFi at Ericsson

Feb 2014 - Dec 2015

Pre-Sales at Pronto Networks, Inc

Dec 2012 - Feb 2014

Technical Support Engineer at Alvarion Technologies

Apr 2009 - Jul 2012

RF Planning Engineer at Tulip Telecom

Jun 2006 - Mar 2009

Sibi John started working in 2006, then the employee has changed 7 companies and 9 jobs. On average, Sibi John works for one company for 2 years 2 months.

Their professional focus is 3G, 4G, and Amazon Web Services (AWS) across 3 core areas.

Sibi holds LTE RF Planning & Optimization certifications.

Education

Master of Science (MSc) at Sikkim Manipal University of Health, Medical and Technological Sciences

Bachelor of Technology (BTech) at Lingaya's University

Frequently Asked Questions

What is Sibi John's email address?

SignalHire found verified email addresses for Sibi John, both business and personal. Their business email is s*******n@ril.com, and personal emails include s*********0@gmail.com, and s********0@gmail.com.

What is Sibi John's phone number?

SignalHire found a verified phone number for Sibi John: +91-***-***-4727.

How do I contact Sibi John at RAKwireless?

You can reach Sibi John through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Sibi John's professional background?

Sibi John has 20 years of professional experience. They have held roles including Founder, Network Specialist, and Network Operations Manager at companies such as IBIS Venture, RAKwireless, and Amazon. Their education includes Master of Science (MSc) from Sikkim Manipal University of Health, Medical and Technological Sciences, and Bachelor of Technology (BTech) from Lingaya's University.

Is Sibi John's contact information up to date?

Yes. Sibi John's SignalHire profile was last updated on 23 June 2026, reflecting their current position as Business Operations Manager at RAKwireless in Shenzhen, Guangdong Province, China.

Sibi John Namesakes

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SIBI JOHN

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