Richard

Richard: Email & Phone Number

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Purple Team Engineer at Critical Start|Denver Metropolitan Area, United States

Position:

Purple Team Engineer at Critical Start

Location:

Denver Metropolitan Area, United States

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Last updated: 2026-01-24
Updated: 2026-01-24

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Work Experience 22 years

Purple Team Engineer at Critical Start

Sep 2023 - Current

Staff Systems Engineer - Offensive Security at The Home Depot

Apr 2020 - Oct 2022

Senior Penetration Tester at Kratos Defense and Security Solutions

Dec 2019 - Apr 2020

Senior Security Consultant at FusionX Advanced Adversary Team

Aug 2016 - Dec 2019

Senior Security Consultant at Coalfire

Nov 2011 - Aug 2016

Security Consultant at Accuvant

Apr 2012 - Aug 2012

IT Security Administrator at IBM

Sep 2010 - Jan 2012

Technical Expert at Virginia Tech 4Help

Jul 2007 - Aug 2009

Information Services Intern at York County School Division

Jun 2004 - Aug 2006

Richard started working in 2004, then the employee has changed 8 companies and 7 jobs. On average, Richard works for one company for 2 years 2 months.

Their professional focus is Application Security, Computer Forensics, and Computer Security across 3 core areas.

Education

BS at Virginia Tech

Frequently Asked Questions

What is Richard's email address?

SignalHire found a verified business email address for Richard: r******-@criticalstart.com.

What is Richard's phone number?

SignalHire found a verified phone number for Richard: +1-***-***-2188.

How do I contact Richard at Critical Start?

You can reach Richard 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 Richard's professional background?

Richard has 22 years of professional experience. They have held roles including Staff Systems Engineer - Offensive Security, Senior Penetration Tester, and Senior Security Consultant at companies such as The Home Depot, Kratos Defense and Security Solutions, and FusionX Advanced Adversary Team. Their education includes BS from Virginia Tech.

Is Richard's contact information up to date?

Yes. Richard's SignalHire profile was last updated on 24 January 2026, reflecting their current position as Purple Team Engineer at Critical Start in Plano, Texas, United States.

Richard Namesakes

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Company
Position
Richard
Manager
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Richard
ARCLERK
Fine Art Photographer
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