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Gary D. Email & Phone Number

Chief Technology Officer at Castalia Systems
Location: Greater Tampa Bay Area, United States, United States 10 work roles 4 schools
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✓ Verified May 2026 3 data sources Profile completeness 86%

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Current company
Castalia Systems
Role
Chief Technology Officer
Location
Greater Tampa Bay Area, United States, United States
Company size
88 employees

Who is Gary D.? Overview

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Quick answer

Gary D. is listed as Chief Technology Officer at Castalia Systems, a company with 88 employees, based in Greater Tampa Bay Area, United States, United States. AeroLeads shows a matched LinkedIn profile for Gary D..

Gary D. previously worked as Engineering Duty Officer at U.S. Navy Reserve and Cryptologic Warfare Officer at U.S. Navy Reserve. Gary D. holds Doctor Of Philosophy (Ph.D.), Information Systems And Information Security from Nova Southeastern University.

Company email context

Email format at Castalia Systems

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Castalia Systems

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Profile bio

About Gary D.

Gary D. is a Chief Technology Officer at Castalia Systems. Colleagues describe him as "Highly recommend. Gary is top-notch in the cyber security industry. He is a great Program Leader rather than just a “program manager”. I enjoyed working for him very much. His intelligence, humor, and professionalism make working on hard projects worth the effort and endurance. Trustworthy and balanced judgment on tough issues requiring keen insight." and "I met Gary through IT C&A training classes at the Special Aerospace Security Services facility. Gary showed vast and detailed IT knowledge and experience. I was impressed enough I asked him to consider becoming an instructor. I highly recommend him and I look forward to working with him again."

Current workplace

Gary D.'s current company

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

Castalia Systems
Castalia Systems
Chief Technology Officer
tampa, florida, united states
Website
castaliasystems.com
Employees
88
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Company profile
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10 roles

Gary D. work experience

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

Senior Program Manager

Raytheon

Largo, FL

Aug 2016 - Nov 2017

Staff

Us Government

Mclean, VA

Jul 2015 - Aug 2016

Research And Development (R&D) Solutions Engineer

Jbisoft, Inc
Nov 2001 - May 2003

Software Engineer - Robotics

Ge
Dec 2000 - Mar 2001

Research And Development Engineer

Btg, Inc
May 1998 - Nov 2000
Team & coworkers

Colleagues at Castalia Systems

Other employees you can reach at castaliasystems.com. View company contacts for 88 employees →

GS Gabriel Sheffield Gabriel Sheffield Colleague at Castalia Systems Manassas, Virginia, United States, United States View → CW Conner W. Conner W. Colleague at Castalia Systems Austin, Texas, United States, United States View → ND Nicholas Dawson Nicholas Dawson Colleague at Castalia Systems Silver Spring, Maryland, United States, United States View → CW Caleb Wilson Caleb Wilson Colleague at Castalia Systems Pensacola, Florida, United States, United States View → MH Maria Haynes Maria Haynes Colleague at Castalia Systems San Antonio, Texas Metropolitan Area, United States View → RG Ron Grundy Ron Grundy Colleague at Castalia Systems Hawaii, United States, United States View → RE Robert Elbrecht Robert Elbrecht Colleague at Castalia Systems San Antonio, Texas, United States, United States View → BK Bruce Kelly Bruce Kelly Colleague at Castalia Systems El Paso Metropolitan Area, United States View → MA Marcus Allen Marcus Allen Colleague at Castalia Systems Severn, Maryland, United States, United States View → ER Edwin Rodriguez Edwin Rodriguez Colleague at Castalia Systems Pensacola, Florida, United States, United States View →
4 education records

Gary D. education

FAQ

Frequently asked questions about Gary D.

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

What company does Gary D. work for?

Gary D. works for Castalia Systems.

What is Gary D.'s role at Castalia Systems?

Gary D. is listed as Chief Technology Officer at Castalia Systems.

Where is Gary D. based?

Gary D. is based in Greater Tampa Bay Area, United States, United States while working with Castalia Systems.

What companies has Gary D. worked for?

Gary D. has worked for Castalia Systems, U.S. Navy Reserve, Raytheon, Us Government, and Caci International Inc.

Who are Gary D.'s colleagues at Castalia Systems?

Gary D.'s colleagues at Castalia Systems include Gabriel Sheffield, Conner W., Nicholas Dawson, Caleb Wilson, and Maria Haynes.

How can I contact Gary D.?

You can use AeroLeads to view verified contact signals for Gary D. at Castalia Systems, including work email, phone, and LinkedIn data when available.

What schools did Gary D. attend?

Gary D. holds Doctor Of Philosophy (Ph.D.), Information Systems And Information Security from Nova Southeastern University.

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