J Mark Singleton: Email & Phone Number

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Sr Lead Cyber Security Engineer at Hilton|Austin, Texas, United States

Position:

Sr Lead Cyber Security Engineer at Hilton

Location:

Austin, Texas, United States

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Last updated: 2026-07-31

Updated: 2026-07-31

Found email addresses for J Mark Singleton:

Business emails:

m************n@silabs.com,

m************n@hilton.com

Personal emails:

m********n@austin.rr.com,

m**************n@yahoo.com,

j************n@gmail.com

Found phones for J Mark Singleton:

+1-520-***-**58,

+1-909-***-**31,

+1-623-***-**65

A different J Mark Singleton?

Work Experience 34 years

Sr Lead Cyber Security Engineer at Hilton

Jun 2022 - Current

Principal Engineer - Applications (Acquired Silicon Laboratories) at Skyworks Solutions, Inc.

Jul 2021 - Jan 2022

Staff Engineer - Applications at Silicon Labs

Apr 2013 - Jul 2021

Owner/Partner at RsWorx Consulting

Jan 2010 - Jun 2014

Co-Founder at Nstrument, Inc.

Jul 2007 - Jun 2014

Senior Software Engineer (Contract @Llesiant) at Bloomberg BNA

Nov 2012 - Jan 2013

Senior Software Developer (Contractor) at CoreTrace Corporation

Jan 2012 - Nov 2012

C# / Silverlight Software Developer (Contract) at CoreTrace Corporation

Jun 2010 - Feb 2011

Senior C#/WPF Developer (Contractor) at Charles Schwab

Oct 2008 - Jun 2010

Senior Software Engineer at Cisco

Oct 2001 - Jul 2007

Co-Founder at OmniTap - Co

Jan 2000 - Oct 2001

Software Developer at Traq Wireless

Oct 1999 - Mar 2000

Software Developer at NetSolve

Jan 1997 - Dec 1999

Project Manager at NetSolve

Aug 1994 - Dec 1996

Product Development at Southwest Network Services

Nov 1993 - Aug 1994

Research Specialist at Southwest Network Services

Aug 1992 - Nov 1993

J Mark Singleton started working in 1992, then the employee has changed 12 companies and 13 jobs. On average, J Mark Singleton works for one company for 2 years 8 months.

Their professional focus is .NET, agile methodologies, and architecture across 3 core areas.

Education

BBA at The University of Texas at Austin

GHS

Frequently Asked Questions

What is J Mark Singleton's email address?

SignalHire found verified email addresses for J Mark Singleton, both business and personal. Their business email is m************n@silabs.com, and personal emails include m********n@austin.rr.com, m**************n@yahoo.com, and j************n@gmail.com.

What is J Mark Singleton's phone number?

SignalHire found multiple verified phone numbers for J Mark Singleton: +1-520-***-**58, +1-909-***-**31, and +1-623-***-**65.

How do I contact J Mark Singleton at Hilton?

You can reach J Mark Singleton 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 J Mark Singleton's professional background?

J Mark Singleton has 34 years of professional experience. They have held roles including Principal Engineer - Applications (Acquired Silicon Laboratories), Staff Engineer - Applications , and Owner/Partner at companies such as Skyworks Solutions, Inc., Silicon Labs, and RsWorx Consulting. Their education includes BBA from The University of Texas at Austin, and GHS.

Is J Mark Singleton's contact information up to date?

Yes. J Mark Singleton's SignalHire profile was last updated on 31 July 2026, reflecting their current position as Sr Lead Cyber Security Engineer at Hilton in McLean, VA, United States.

J Mark Singleton Namesakes

Name

Company

Position

mark singleton

Terra Lawn Care

Independant Farm Profesional

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Mark Singleton

Anaconda Group Pty Ltd

Regional Manager

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Mark Singleton

Kenro

Boilermaker

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Laura Sanfilippo

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Manager, Global Media Strategy & Planning

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Sabrina Stefan

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Night Auditor

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Shashidhar Boyapally

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Sr Telecom Engineer

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Jose Lara

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Director of Human Resources

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James Tait

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Director, IT Corporate Procurement

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Erin Shea

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Senior Manager, Corporate Procurement

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Garry Perotin

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Complex Director of Leisure Sales

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Wayne Cash

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Credit Manager

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