Jonathan Tan: Email & Phone Number

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Cybersecurity Professional at Undisclosed|Singapore

Position:

Cybersecurity Professional at Undisclosed

Location:

Singapore

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Last updated: 2026-10-10

Updated: 2026-10-10

Found email addresses for Jonathan Tan:

Business emails:

j**********n@unthreats.com

Personal emails:

w********1@gmail.com

Found phone for Jonathan Tan:

+65-***-***-5519

A different Jonathan Tan?

Work Experience 12 years

Cybersecurity Professional at Undisclosed

Dec 2020 - Current

Associate – Risk Assurance, Digital Trust at PwC

Aug 2020 - Dec 2020

Security Operations Center Analyst at CSIntelligence Pte Ltd

Apr 2020 - Jul 2020

Cyber Security Analyst Intern at CSIntelligence Pte Ltd

Jun 2019 - Aug 2019

Teacher Assistant for IS213-Enterprise Solution Development at Singapore Management University

Jan 2019 - Apr 2019

Cyber Security Intern at IMDA

Jun 2018 - Aug 2018

Supply Assistant (COMS) at Singapore Army

Aug 2014 - Aug 2016

IT Support Intern at Advancedata Network PTE. LTD.

Jun 2015 - Sep 2015

Desktop Engineer at Dell Technologies

Jun 2014 - Jul 2014

Jonathan Tan started working in 2014, then the employee has changed 7 companies and 8 jobs. On average, Jonathan Tan works for one company for 1 year.

Their professional focus is Active Directory, Amazon Web Services (AWS), and Burp Suite across 3 core areas.

Jonathan holds CREST Practitioner Security Analyst, CREST Registered Penetration Tester, and Certified Evasion Techniques Professional certifications and has been awarded AY 2019/2020 Dean's List and AY 2017/2018 Dean's List

Education

Bachelor of Science - BS at Singapore Management University

Diploma at Temasek Polytechnic

Frequently Asked Questions

What is Jonathan Tan's email address?

SignalHire found verified email addresses for Jonathan Tan, both business and personal. Their business email is j**********n@unthreats.com, and personal emails include w********1@gmail.com.

What is Jonathan Tan's phone number?

SignalHire found a verified phone number for Jonathan Tan: +65-***-***-5519.

How do I contact Jonathan Tan at Undisclosed?

You can reach Jonathan Tan 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 Jonathan Tan's professional background?

Jonathan Tan has 12 years of professional experience. They have held roles including Associate – Risk Assurance, Digital Trust, Security Operations Center Analyst, and Cyber Security Analyst Intern at companies such as PwC, CSIntelligence Pte Ltd, and CSIntelligence Pte Ltd. Their education includes Bachelor of Science - BS from Singapore Management University, and Diploma from Temasek Polytechnic.

Is Jonathan Tan's contact information up to date?

Yes. Jonathan Tan's SignalHire profile was last updated on 10 October 2026, reflecting their current position as Cybersecurity Professional at Undisclosed.

Jonathan Tan Namesakes

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Jonathan Tan

Starship Children's Hospital

Locum Consultant

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Jonathan Tan

Amazon Web Services (AWS)

IT Support Associate (Data Centre Operations)

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Jonathan Tan

PRIVATEUPGRADES

Operations Coordinator

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