John Lescisin
AeroLeads people directory · profile

John Lescisin Email & Phone Number

Senior Technical Account Manager at Proofpoint
Location: Glenshaw, Pennsylvania, United States 10 work roles
1 work email found @proofpoint.com 3 phones found area 412, 724, and 513 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 71%

Contact Signals · 1 work email · 3 phones

Work email j****@proofpoint.com
Direct phone (412) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Senior Technical Account Manager
Location
Glenshaw, Pennsylvania, United States
Company size

Who is John Lescisin? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

John Lescisin is listed as Senior Technical Account Manager at Proofpoint, a company with 3582 employees, based in Glenshaw, Pennsylvania, United States. AeroLeads shows a work email signal at proofpoint.com, phone signal with area code 412, 724, 513, and a matched LinkedIn profile for John Lescisin.

John Lescisin previously worked as Technical Account Manager at Proofpoint and Manager, Systems Administration at Edmc.

Company email context

Email format at Proofpoint

This section adds company-level context without repeating John Lescisin's masked contact details.

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

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

Profile bio

About John Lescisin

Technical leader with over 20 years experience successfully leading teams of IT professionals in the implementation and integration of systems to enhance corporate performance and profitability. Possesses valuable combination of technical expertise, leadership skills, and industry understanding. Successful in the design and implementation of effective and realistic strategies to further organizational goals. Excellent leadership, written and oral communication, and technical skills.Experienced in all major infrastructure technologies, including Cisco, EMC, NetApp, and Dell storage solutions. VMWare, Citrix and all Windows server and desktop OS's, HP-UX, and Linux. Microsoft AD/infrastructure services, Exchange, Office 365, ADFS, Powershell, Oracle, SQL Server, J2EE, and IIS/.net applications. Deep expertise in networking protocols, packet capture and analysis, Internet security, performance analysis, and problem resolution.Excellent in large scale, multi-site infrastructure and technical leadership. Experience in concurrently managing multiple data centers and supporting end users in diverse multinational environments

Current workplace

John Lescisin's current company

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

Proofpoint
Proofpoint
Senior Technical Account Manager
sunnyvale, california, united states
Website
Employees
3582
AeroLeads page
10 roles

John Lescisin work experience

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

Senior Technical Account Manager

Current
Aug 2021 - Present

Technical Account Manager

Greater Pittsburgh Area

Oct 2017 - Jul 2021

Manager, Systems Administration

Pittsburgh, PA

Sep 2013 - Jun 2017

Data Center Application Manager

Sep 2008 - Jun 2010

Systems Engineer

Entex Information Services
Jan 1997 - Mar 1998

Instructor

Community College Of Allegheny County
Jun 1997 - Dec 1997

Pc Support Analyst

Thrift Drug, Inc.
Apr 1996 - Dec 1996
Team & coworkers

Colleagues at Proofpoint

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

FAQ

Frequently asked questions about John Lescisin

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

What company does John Lescisin work for?

John Lescisin works for Proofpoint.

What is John Lescisin's role at Proofpoint?

John Lescisin is listed as Senior Technical Account Manager at Proofpoint.

What is John Lescisin's email address?

AeroLeads has found 1 work email signal at @proofpoint.com for John Lescisin at Proofpoint.

What is John Lescisin's phone number?

AeroLeads has found 3 phone signal(s) with area code 412, 724, 513 for John Lescisin at Proofpoint.

Where is John Lescisin based?

John Lescisin is based in Glenshaw, Pennsylvania, United States while working with Proofpoint.

What companies has John Lescisin worked for?

John Lescisin has worked for Proofpoint, Edmc, University Of Pittsburgh, Armstrong Group Of Companies, and M*Modal.

Who are John Lescisin's colleagues at Proofpoint?

John Lescisin's colleagues at Proofpoint include Iñigo Iriarte, Chris Romero, Akshita Nathani, Daniel Gutu, and Shailesh Kumar Pandey.

How can I contact John Lescisin?

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

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.

People with similar names

Check these profiles if this is not the John Lescisin you were looking for.

View similar profiles