Jack: Email & Phone Number

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Engineering Manager at F5|Singapore

Position:

Engineering Manager at F5

Location:

Singapore

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Last updated: 2026-10-25

Updated: 2026-10-25

Found email addresses for Jack:

Business emails:

j***h@f5.com,

j***h@f5.com

Personal emails:

j*******h@gmail.com

Found phone for Jack:

+65-***-***-9452

Prospect analytics

Current work details

DepartmentInformation Technology and Services

Availability

Timezone+08

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

A different Jack?

Work Experience 26 years

Engineering Manager at F5

Nov 2015 - Current

Escalation Account Director at F5

Nov 2012 - Nov 2015

Customer Success Manager - Japan Accounts at Hewlett Packard Enterprise

Feb 2004 - Nov 2012

Test Development Manager at AMD

Jun 2000 - Jan 2004

Jack started working in 2000, then the employee has changed 3 companies and 3 jobs. On average, Jack works for one company for 6 years 7 months.

Their professional focus is Automation, Business Process Improvement, and Cloud Computing across 3 core areas.

Jack holds Oracle Cloud Infrastructure 2024 Certified AI Foundations Associate, Oracle Cloud Infrastructure 2024 Certified Foundations Associate, and LFS258: Kubernetes Fundamentals certifications.

Frequently Asked Questions

What is Jack's email address?

SignalHire found verified email addresses for Jack, both business and personal. Their business email is j***h@f5.com, and personal emails include j*******h@gmail.com.

What is Jack's phone number?

SignalHire found a verified phone number for Jack: +65-***-***-9452.

How do I contact Jack at F5?

You can reach Jack 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 Jack's professional background?

Jack has 26 years of professional experience. They have held roles including Escalation Account Director, Customer Success Manager - Japan Accounts, and Test Development Manager at companies such as F5, Hewlett Packard Enterprise, and AMD.

Is Jack's contact information up to date?

Yes. Jack's SignalHire profile was last updated on 25 October 2026, reflecting their current position as Engineering Manager at F5 in Seattle, Washington, United States.

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