John Callahan

John Callahan Email and Phone Number

Chief Technology Officer at Veridium @ Veridium
John Callahan's Location
New York, New York, United States, United States
John Callahan's Contact Details

John Callahan personal email

n/a

John Callahan phone numbers

About John Callahan

Seeking new customers, partnerships, business opportunties and ideas. I am also interested in keeping in touch with friends, finding old contacts, and meeting ones!

John Callahan's Current Company Details
Veridium

Veridium

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Chief Technology Officer at Veridium
John Callahan Work Experience Details
  • Veridium
    Chief Technology Officer
    Veridium Jun 2016 - Present
    New York, New York, Us
  • Johns Hopkins University Applied Physics Laboratory
    Senior Computer Scientist
    Johns Hopkins University Applied Physics Laboratory Jan 2006 - Present
    Laurel, Maryland, Us
  • Office Of Naval Research
    Associate Director
    Office Of Naval Research Jul 2010 - Jun 2014
    Arlington, Va, Us
    Assigned Office of Naval Research Global to London, UK
  • Bdmetrics
    Vice President For Research & Development
    Bdmetrics Nov 2003 - Jan 2006
    Us
  • Sphere Software Corporation
    Chief Technology Officer
    Sphere Software Corporation Dec 1999 - Nov 2003
    Us
  • West Virginia University
    Associate Professor (Tenured)
    West Virginia University Aug 1992 - May 2001
    Morgantown, West Virginia, Us
    Department of Computer Science & Electrical Engineering
  • Nasa Iv&V Facility
    Research Director
    Nasa Iv&V Facility Apr 1994 - Dec 1999
    Washington, Dc, Us
  • Xerox Corporation
    Programmer/Analyst/Consultant
    Xerox Corporation Sep 1985 - Aug 1992
    Norwalk, Connecticut, Us
    I worked for the summer of 1985 in Xerox's Geng Road facility in Palo Alto, CA on the Interscript/SGML project. Upon returning to the Washington, DC area, I was a Mesa/Viewpoint consultant for the next few years at Xerox's Xerox Document University in Landsdowne, Virginia while attending graduate school at UMaryland, College Park

John Callahan Skills

Software Development Integration Software Engineering Program Management Systems Engineering Java Algorithms Research System Architecture Dod Computer Science Machine Learning C++ Simulations Information Assurance Requirements Analysis Enterprise Architecture Agile Methodologies Security Clearance Python Big Data Analysis Perl Unix Distributed Systems Databases Government Matlab C Sql Soa Programming Software Design Data Mining C# System Design Hadoop High Performance Computing Requirements Management Xml U.s. Department Of Defense Teaching

John Callahan Education Details

  • University Of Maryland
    University Of Maryland
    Computer Science
  • Johns Hopkins Whiting School Of Engineering
    Johns Hopkins Whiting School Of Engineering

Frequently Asked Questions about John Callahan

What company does John Callahan work for?

John Callahan works for Veridium

What is John Callahan's role at the current company?

John Callahan's current role is Chief Technology Officer at Veridium.

What is John Callahan's email address?

John Callahan's email address is jc****@****acm.org

What is John Callahan's direct phone number?

John Callahan's direct phone number is (877) 301*****

What schools did John Callahan attend?

John Callahan attended University Of Maryland, Johns Hopkins Whiting School Of Engineering.

What skills is John Callahan known for?

John Callahan has skills like Software Development, Integration, Software Engineering, Program Management, Systems Engineering, Java, Algorithms, Research, System Architecture, Dod, Computer Science, Machine Learning.

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