james ko: Email & Phone Number

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security analysis at Retail Technology Asia|Hong Kong SAR

Position:

security analysis at Retail Technology Asia

Location:

Hong Kong SAR

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Last updated: 2026-11-02

Updated: 2026-11-02

Found email addresses for james ko:

Business emails:

j******o@rtasia.com.hk

Personal emails:

j********0@gmail.com

Found phone for james ko:

+852-***-***-8558

Prospect analytics

Current work details

DepartmentInformation Technology and Services

Availability

TimezoneHKT

Best time to contact12:00 PM – 4:00 PM

A different james ko?

Work Experience 12 years

security analysis at Retail Technology Asia

Apr 2025 - Current

Security Engineer II at HGC Global Communications

Mar 2023 - Apr 2025

Systems Specialist at Lenovo

Mar 2022 - Dec 2022

Engineer II at China Mobile Hong Kong company Limited

Feb 2020 - Mar 2022

Senior Technical Services Offices at HKT Limited

Mar 2019 - Feb 2020

Network Engineer at Automated Systems (H.K.) Limited

Jan 2017 - Mar 2019

Associate Engineer at Dimension Data Hong Kong Limited

Jan 2016 - Oct 2016

Engineer Trainee at Dimension Data Hong Kong Limited

Aug 2014 - Dec 2015

james ko started working in 2014, then the employee has changed 6 companies and 7 jobs. On average, james ko works for one company for 1 year 6 months.

Their professional focus is Allocate resources,, Certified Information Security Manager (CISM), and CISA across 3 core areas.

james holds CISA, CISM, and Certified Ethical Hacker certifications.

Education

Higher Diploma in Computer Systems Administration at IVE(Tsing Yi)

Bachelor's degree at University of West London

Frequently Asked Questions

What is james ko's email address?

SignalHire found verified email addresses for james ko, both business and personal. Their business email is j******o@rtasia.com.hk, and personal emails include j********0@gmail.com.

What is james ko's phone number?

SignalHire found a verified phone number for james ko: +852-***-***-8558.

How do I contact james ko at Retail Technology Asia?

You can reach james ko 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 james ko's professional background?

james ko has 12 years of professional experience. They have held roles including Security Engineer II, Systems Specialist, and Engineer II at companies such as HGC Global Communications, Lenovo, and China Mobile Hong Kong company Limited. Their education includes Higher Diploma in Computer Systems Administration from IVE(Tsing Yi), and Bachelor's degree from University of West London.

Is james ko's contact information up to date?

Yes. james ko's SignalHire profile was last updated on 2 November 2026, reflecting their current position as security analysis at Retail Technology Asia in Cyberport, Hong Kong.

james ko Namesakes

Name

Company

Position

James Ko

INCA

Principal Cofounder

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James Ko

Kostek / Laserssel / Selling-Ware

Advisory Consultant

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James Ko

University of Waterloo

University of Waterloo Korean Student Assiociation - Tech Lead

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