William Im
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William Im Email & Phone Number

Detections Engineer @ Proofpoint at Proofpoint
Location: United States, United States, United States 8 work roles 1 school
1 work email found @proofpoint.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email w****@proofpoint.com
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Detections Engineer @ Proofpoint
Location
United States, United States, United States
Company size

Who is William Im? Overview

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Quick answer

William Im is listed as Detections Engineer @ Proofpoint at Proofpoint, a company with 3582 employees, based in United States, United States, United States. AeroLeads shows a work email signal at proofpoint.com and a matched LinkedIn profile for William Im.

William Im previously worked as Software Engineer - Threat Research at Proofpoint and Open Source Intelligence Engineer - Threat Research at Proofpoint. William Im holds Bachelor'S Degree, Cybersecurity And Global Policy from Indiana University Bloomington.

Company email context

Email format at Proofpoint

This section adds company-level context without repeating William Im's masked contact details.

{first_initial}{last}@proofpoint.com
89% confidence

AeroLeads found 1 current-domain work email signal for William Im. Compare company email patterns before reaching out.

Profile bio

About William Im

I am a self-motivated cybersecurity professional with experience in software engineering, detection engineering, operations, and threat intelligence. In my free time, I enjoy hiking, skiing, and good food.Operator of AS395044

Current workplace

William Im's current company

Company context helps verify the profile and gives searchers a useful next step.

Proofpoint
Proofpoint
Detections Engineer @ Proofpoint
sunnyvale, california, united states
Website
Employees
3582
AeroLeads page
8 roles

William Im work experience

A career timeline built from the work history available for this profile.

Software Engineer - Threat Research

Current

Remote

Jul 2024 - Present

Open Source Intelligence Engineer - Threat Research

Jan 2023 - Jul 2024

Co-Founder

Current

Milwaukee, Wisconsin, United States

Jan 2020 - Present
Team & coworkers

Colleagues at Proofpoint

Other employees you can reach at proofpoint.com. View company contacts for 3582 employees →

1 education record

William Im education

FAQ

Frequently asked questions about William Im

Quick answers generated from the profile data available on this page.

What company does William Im work for?

William Im works for Proofpoint.

What is William Im's role at Proofpoint?

William Im is listed as Detections Engineer @ Proofpoint at Proofpoint.

What is William Im's email address?

AeroLeads has found 1 work email signal at @proofpoint.com for William Im at Proofpoint.

Where is William Im based?

William Im is based in United States, United States, United States while working with Proofpoint.

What companies has William Im worked for?

William Im has worked for Proofpoint, Apt Labs Llc, Cybersecurity Club At Iu, Amazon Web Services (Aws), and Coastal Maine Botanical Gardens.

Who are William Im's colleagues at Proofpoint?

William Im's colleagues at Proofpoint include Stéphanie Russell, Allison Knapp, Ulf Gåhlin, Arun V., and Asi Belachow.

How can I contact William Im?

You can use AeroLeads to view verified contact signals for William Im at Proofpoint, including work email, phone, and LinkedIn data when available.

What schools did William Im attend?

William Im holds Bachelor'S Degree, Cybersecurity And Global Policy from Indiana University Bloomington.

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