S John Sullivan: Email & Phone Number

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Cybersecurity Analyst and Product Manager at CyberMaterial|New York, New York, United States

Position:

Cybersecurity Analyst and Product Manager at CyberMaterial

Location:

New York, New York, United States

View S John Sullivan's Email

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Last updated: 2026-06-26

Updated: 2026-06-26

Found email addresses for S John Sullivan:

Business emails:

s***n@cybermaterial.com

Personal emails:

j***@yahoo.com,

s***@gmail.com,

j***@911cyberbot.com

Found phones for S John Sullivan:

+1-870-***-**76,

+1-909-***-**23,

+1-480-***-**66,

+1-323-***-**38

A different S John Sullivan?

Work Experience 8 years

Cybersecurity Analyst and Product Manager at CyberMaterial

Jun 2024 - Current

Cybersecurity Emergency Responder at CyberSec Consultants

Apr 2023 - Current

Senior Technical Manager at PE Systems, Inc.

Jan 2020 - Jan 2022

Cyber Security Analyst at Company

Jan 2018 - Jan 2020

S John Sullivan started working in 2018, then the employee has changed 3 companies and 3 jobs. On average, S John Sullivan works for one company for 2 years 4 months.

Their professional focus is Analytical Skills, Communication, and Customer Relationship Management (CRM) across 3 core areas.

S holds Advance Your Cybersecurity Career, (ISC)² Candidate, and Cyber Threat Hunting certifications.

Education

Master of Science - MS at University of Maryland Global Campus

Bachelor of Science - BS at Cleveland State University

Frequently Asked Questions

What is S John Sullivan's email address?

SignalHire found verified email addresses for S John Sullivan, both business and personal. Their business email is s***n@cybermaterial.com, and personal emails include j***@yahoo.com, s***@gmail.com, and j***@911cyberbot.com.

What is S John Sullivan's phone number?

SignalHire found multiple verified phone numbers for S John Sullivan: +1-870-***-**76, +1-909-***-**23, and +1-480-***-**66.

How do I contact S John Sullivan at CyberMaterial?

You can reach S John Sullivan 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 S John Sullivan's professional background?

S John Sullivan has 8 years of professional experience. They have held roles including Cybersecurity Emergency Responder, Senior Technical Manager, and Cyber Security Analyst at companies such as CyberSec Consultants, PE Systems, Inc., and Company. Their education includes Master of Science - MS from University of Maryland Global Campus, and Bachelor of Science - BS from Cleveland State University.

Is S John Sullivan's contact information up to date?

Yes. S John Sullivan's SignalHire profile was last updated on 26 June 2026, reflecting their current position as Cybersecurity Analyst and Product Manager at CyberMaterial in New York, NY, United States.

S John Sullivan Namesakes

Name

Company

Position

John Sullivan

Digital Revenue Services

Business Development

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John Sullivan

Jc Penney

Sales Associate

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John Sullivan

Carestream

XRS Clinical Specialist

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