John Killian: Email & Phone Number
Opt-OutPosition:
Network Infrastructure at NTT DATA North America
Location:
White Plains, New York, United States
Found email addresses for John Killian:
Found phones for John Killian:
A different John Killian?
Sign up to search for other John Killian's across our 850M+ professionals databaseWork Experience 26 years
Feb 2026 - Current
Oct 2020 - Current
Oct 2020 - May 2025
Apr 2015 - Oct 2020
Apr 2005 - Apr 2015
Jul 2000 - Apr 2005
Their professional focus is Active Directory, Budgeting, and Building Business Relationships across 3 core areas.
Education
Computer Systems Management at The College of Westchester
The College of Westchester
Frequently Asked Questions
What is John Killian's email address?
SignalHire found verified email addresses for John Killian, both business and personal. Their business email is k****n@nttdata.com, and personal emails include k***@gmail.com, j***@wtwco.com, and j***@aol.com.What is John Killian's phone number?
SignalHire found multiple verified phone numbers for John Killian: +1-480-***-**16, +1-870-***-**77, and +1-909-***-**24.How do I contact John Killian at NTT DATA North America?
You can reach John Killian 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 John Killian's professional background?
John Killian has 26 years of professional experience. They have held roles including Network infrastructure leader, Network Infrastructure Manager, and Network Operations Manager at companies such as Atos, ATOS IT Services and Solutions (MSP), and WTW. Their education includes Computer Systems Management from The College of Westchester, and The College of Westchester.Is John Killian's contact information up to date?
Yes. John Killian's SignalHire profile was last updated on 14 May 2026, reflecting their current position as Network Infrastructure at NTT DATA North America in Plano, Texas, United States.John Killian Namesakes
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