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Sean Liang Email & Phone Number
Cloud Security Engineer at Proofpoint
at
Proofpoint
LinkedIn matched
✓ Verified May 2026
2 data sources
Profile completeness 71%
Current company
Role
Cloud Security Engineer at Proofpoint
Location
San Francisco, California, United States
Company size
Who is Sean Liang? Overview
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Quick answer
Sean Liang is listed as Cloud Security Engineer at Proofpoint at Proofpoint, a company with 3582 employees, based in San Francisco, California, United States. AeroLeads shows a matched LinkedIn profile for Sean Liang.
Sean Liang previously worked as Cloud Security Engineer at Proofpoint.
Company email context
Email format at Proofpoint
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Proofpoint
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Profile bio
About Sean Liang
Sean Liang is a Cloud Security Engineer at Proofpoint at Proofpoint.
Current workplace
Sean Liang's current company
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Proofpoint
1 role
Sean Liang work experience
A career timeline built from the work history available for this profile.
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Cloud Security Engineer
Team & coworkers
Colleagues at Proofpoint
Other employees you can reach at proofpoint.com. View company contacts for 3582 employees →
DR
David Razzaboni
Colleague at Proofpoint
Greater Boston, United States, United States
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DS
Dan Spillard
Colleague at Proofpoint
San Francisco Bay Area, United States
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LL
Lloyda Losier
Colleague at Proofpoint
Reading, England, United Kingdom, United Kingdom
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EA
Erich Anderson
Colleague at Proofpoint
Metro Jacksonville, United States, United States
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OY
Oscar Yepez
Colleague at Proofpoint
Greater Boston, United States, United States
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CH
Chris Hutchinson
Colleague at Proofpoint
Commerce City, Colorado, United States, United States
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DC
Dominick Cerminaro
Colleague at Proofpoint
Pittsburgh, Pennsylvania, United States, United States
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JR
Juan Ramil Anzano
Colleague at Proofpoint
Saipan Municipality, Northern Mariana Islands, Northern Mariana Islands
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IB
Ignacio Busso
Colleague at Proofpoint
Rafaela, Santa Fe, Argentina, Argentina
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CC
Carrie Coleman
Colleague at Proofpoint
County Cork, Ireland, Ireland
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David Razzaboni
Colleague at Proofpoint
Greater Boston, United States, United States
View →
DS
Dan Spillard
Colleague at Proofpoint
San Francisco Bay Area, United States
View →
LL
Lloyda Losier
Colleague at Proofpoint
Reading, England, United Kingdom, United Kingdom
View →
EA
Erich Anderson
Colleague at Proofpoint
Metro Jacksonville, United States, United States
View →
OY
Oscar Yepez
Colleague at Proofpoint
Greater Boston, United States, United States
View →
CH
Chris Hutchinson
Colleague at Proofpoint
Commerce City, Colorado, United States, United States
View →
DC
Dominick Cerminaro
Colleague at Proofpoint
Pittsburgh, Pennsylvania, United States, United States
View →
JR
Juan Ramil Anzano
Colleague at Proofpoint
Saipan Municipality, Northern Mariana Islands, Northern Mariana Islands
View →
IB
Ignacio Busso
Colleague at Proofpoint
Rafaela, Santa Fe, Argentina, Argentina
View →
CC
Carrie Coleman
Colleague at Proofpoint
County Cork, Ireland, Ireland
View →
FAQ
Frequently asked questions about Sean Liang
Quick answers generated from the profile data available on this page.
What company does Sean Liang work for?
Sean Liang works for Proofpoint.
What is Sean Liang's role at Proofpoint?
Sean Liang is listed as Cloud Security Engineer at Proofpoint at Proofpoint.
Where is Sean Liang based?
Sean Liang is based in San Francisco, California, United States while working with Proofpoint.
What companies has Sean Liang worked for?
Sean Liang has worked for Proofpoint.
Who are Sean Liang's colleagues at Proofpoint?
Sean Liang's colleagues at Proofpoint include David Razzaboni, Dan Spillard, Lloyda Losier, Erich Anderson, and Oscar Yepez.
How can I contact Sean Liang?
You can use AeroLeads to view verified contact signals for Sean Liang at Proofpoint, including work email, phone, and LinkedIn data when available.
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