Jhon Jefferson Gamilla's
email & phone

Current Position:

Manager - Global Technical Support at Ciena

Experience:

16 years

Location:

Calabarzon, Philippines

How to contact Jhon Jefferson Gamilla

j*******n@ciena.com

+63-***-***-9246

Work Experience

Manager - Global Technical Support at Ciena

May 2025 - Current

Part-Time Faculty at De La Salle University Dasmarinas

Feb 2024 - Current

Manager - Network Assurance at HCLTech

Nov 2023 - Apr 2025

Supervisor - Network Assurance at Verizon

Aug 2022 - Nov 2023

Lead Engr(Spec)-Client Sv Assr at Verizon

Jan 2021 - Aug 2022

Engineer(Spec)-Client Svc Assr at Verizon Communications Philippines at Verizon

Feb 2013 - Jan 2021

Field Service Engineer 2 at Digital Telecommunicatios Philippines

Oct 2011 - Feb 2013

Technical Customer Support Representative at TP

Oct 2009 - Nov 2011

Jhon Jefferson Gamilla started working in 2009, then the employee has changed 5 companies and 7 jobs. On average, Jhon Jefferson Gamilla works for one company for 2 years 3 months.

Education

Master of Business Administration (M.B.A.) at Ateneo Graduate School of Business

Bachelor of Science - BS at De La Salle University - Dasmariñas

Current Company Information Ciena

Name: Ciena

Speciality: Converged Packet-Optical, Packet Networking and Carrier Ethernet, Optical Transport, Software and Services, Data Center Interconnect, Software Defined Networking (SDN), Cloud Networking, Submarine Networking, Internet

Location: Hanover, Maryland, United States

Employees: 5000-10000

HQ Phone: 8009211144

Description: Ciena is the network specialist. They collaborate with customers worldwide to unlock the strategic potential of their networks and fundamentally change the way they perform and com...

Frequently Asked Questions

What is Jhon Jefferson Gamilla's minimum period of employment in the companies?

Jhon Jefferson Gamilla's minimum period of employment in various companies is 1 year 3 months.

What is Jhon Jefferson Gamilla's average duration of employment for different companies?

On average, Jhon Jefferson Gamilla works for one company for 2 years 7 months

What industries has Jhon Jefferson Gamilla worked in?

Jhon Jefferson Gamilla works in the Telecommunications. Previously, Jhon Jefferson Gamilla worked in the Education Management, and Information Technology and Services, and Outsourcing/Offshoring.

What positions has Jhon Jefferson Gamilla held before?

Previously, Jhon Jefferson Gamilla worked as a Part-Time Faculty, and Manager - Network Assurance, and Supervisor - Network Assurance, and Lead Engr(Spec)-Client Sv Assr, and Engineer(Spec)-Client Svc Assr at Verizon Communications Philippines.

How do I contact Jhon Jefferson Gamilla?

Jhon Jefferson Gamilla's email address is j*******n@ciena.com, phone number is +63-***-***-9246. Sign up to get contact details.

Who is the President & CEO of the Ciena?

The President & CEO of the Ciena is Gary B. Smith

Who are Jhon Jefferson Gamilla's peers at other companies?

Jhon Jefferson Gamilla's peers at other companies are Dipjyoti Sen and Jay Thanaseelan

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