M

Mark Simpson's
email & phone

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Current Position:

Senior Consultant at Def Method

Experience:

35 years

Location:

New York City Metropolitan Area, United States

How to contact Mark Simpson

Last updated:2025-08-17
emailm**********n@defmethod.com
phone+1-480-***-**90
LinkedIn
GitHub
YouTube
Skype

Analytics

According to LinkedIn Mark Simpson started working on 1990, then the employee has changed 14 companies and 6 jobs. On average, Mark Simpson works for one company for 5 years 6 months. Mark Simpson has been working as a Senior Consultant for Def Method for 3348 days. If you are interested in this candidate, contact him directly by using contact details provided by SignalHire.

Work Experience

Senior Consultant at Def Method

Aug 2016 - Current

Mentor / Maintainer: Common Lisp Language Track at Exercism

Dec 2013 - Current

Senior Developer at Cyrus Innovation

Sep 2013 - Jul 2016

Senior Agile Developer at Lexington Solutions

Apr 2011 - Sep 2013

Senior Agile Developer at Boston Capital

Apr 2011 - Sep 2013

Principal Software Engineeer at ITG Software Solutions, Inc.

Jan 2005 - Apr 2011

Principal Engineer at ITG

Jan 2001 - Apr 2011

Principal Engineer at Macgregor / ITG Inc

Jan 2001 - Apr 2011

Software Engineer at ITG (acquired Macgregor)

Jan 2000 - Apr 2011

Principal Engineer at Macgregor

Jan 2001 - Jan 2006

Software Engineer at CenterLine Systems

Jan 1997 - Jan 2001

Software Engineer at ADP

Jan 1995 - Jan 1997

Software Engineer at Investment Software Systems

Jan 1992 - Jan 1997

Software Engineer at Walker Sonix

Jan 1992 - Jan 1992

Software Engineer at Software Emancipation Technology

Jan 1990 - Jan 1990

Education

BS at Worcester Polytechnic Institute

Frequently Asked Questions

How long has Mark Simpson been working as a Senior Consultant?

Mark Simpson's total experience in various companies as a Senior Consultant 9 years 2 months.

What is Mark Simpson's average duration of employment for different companies?

On average, Mark Simpson works for one company for 4 years 9 months

What industries has Mark Simpson worked in?

Mark Simpson works in the Computer Software. Previously, Mark Simpson worked in the E-Learning, and Real Estate, and Financial Services, and Human Resources.

What positions has Mark Simpson held before?

Previously, Mark Simpson worked as a Mentor / Maintainer: Common Lisp Language Track, and Senior Developer, and Senior Agile Developer, and Principal Software Engineeer, and Principal Engineer.

How do I contact Mark Simpson?

Mark Simpson's email address is m**********n@defmethod.com, phone number is +1-480-***-**90. Sign up to get contact details.

Who is the President/CEO/Director of the Def Method?

The President/CEO/Director of the Def Method is Joe Leo

Who are Mark Simpson's peers at other companies?

Mark Simpson's peers at other companies are Rachel Perelman and Eleanor Thompson and Chuck Moore
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Mark Simpson Namesakes

Name
Company
Position
M
Financial Security Advisor
M
Mythology Vineyard and South Okanagan Craft Distillery
Owner, Winemaker and Grape Grower
M
Senior Client Relationship Manager
M
Project Manager
M
Operation Logistics Associate

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