Daniel

Daniel: Email & Phone Number

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Information Systems Security Manager & IT Program Manager at Washington Headquarters Services|Bristow, Virginia, United States

Position:

Information Systems Security Manager & IT Program Manager at Washington Headquarters Services

Location:

Bristow, Virginia, United States

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Last updated: 2026-09-15
Updated: 2026-09-15

Found email addresses for Daniel:

Business emails:
Personal emails:
****@mantech.com,
****@caci.com,
****@yahoo.com

Found phones for Daniel:

+1-205-***-**77,
+1-480-***-**12
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Work Experience 17 years

Information Systems Security Manager & IT Program Manager at Washington Headquarters Services

May 2019 - Current

Principle Information Assurance Officer at MANTECH

Jul 2017 - May 2019

Senior Information Technology Security Officer at MANTECH

Aug 2012 - Jun 2017

Proprietary Systems Specialist at CACI International Inc

Mar 2011 - Jul 2012

Network Support Technician at AT&T

Aug 2009 - Mar 2011

Daniel started working in 2009, then the employee has changed 4 companies and 4 jobs. On average, Daniel works for one company for 3 years 5 months.

Their professional focus is Account Management, Active TS/SCI Clearance, and Agile Project Management across 3 core areas.

Daniel holds Project Management Professional (PMP) and Certified Information Systems Security Professional (CISSP) certifications.

Education

Bachelor of Science - BS at George Mason University

Frequently Asked Questions

SignalHire found verified email addresses for Daniel, both business and personal. Their business email is d****l@whs.mil, and personal emails include ****@gmail.com, ****@mantech.com, and ****@caci.com.
SignalHire found multiple verified phone numbers for Daniel: +1-623-***-**02, +1-205-***-**77, and +1-480-***-**12.
You can reach Daniel 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.
Daniel has 17 years of professional experience. They have held roles including Principle Information Assurance Officer, Senior Information Technology Security Officer, and Proprietary Systems Specialist at companies such as MANTECH, MANTECH, and CACI International Inc. Their education includes Bachelor of Science - BS from George Mason University.
Yes. Daniel's SignalHire profile was last updated on 15 September 2026, reflecting their current position as Information Systems Security Manager & IT Program Manager at Washington Headquarters Services in Arlington, VA, United States.

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