John Duncan: Email & Phone Number

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Cartographer at Leidos|Greater St. Louis, United States

Position:

Cartographer at Leidos

Location:

Greater St. Louis, United States

View John Duncan's Email

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Last updated: 2026-10-22

Updated: 2026-10-22

Found email addresses for John Duncan:

Business emails:

j******n@nga.mil,

d*****j@nga.mil

Personal emails:

j***@aol.com,

d***@yahoo.com,

d***@hotmail.com,

d***@nga.mil

Found phones for John Duncan:

+1-520-***-**98,

+1-323-***-**67,

+1-520-***-**44,

+1-623-***-**03

Prospect analytics

Current work details

DepartmentDefense & Space

Availability

TimezoneCDT

Best time to contact12:00 PM – 4:00 PM

A different John Duncan?

Work Experience 20 years

Cartographer at Leidos

Jul 2026 - Current

Geospatial Project Manager at NV5 Geospatial

Dec 2025 - May 2026

Project Manager Scrum Master at NV5 Geospatial

Dec 2025 - May 2026

Team Supervisor - Geospatial Data Steward at National Geospatial-Intelligence Agency

Jun 2019 - Sep 2025

Human Geographer Team Lead at National Geospatial-Intelligence Agency

Jun 2017 - May 2019

Content Manager at National Geospatial-Intelligence Agency

May 2012 - Jun 2017

Regional Geographer at National Geospatial-Intelligence Agency

Feb 2006 - May 2012

John Duncan started working in 2006, then the employee has changed 2 companies and 6 jobs. On average, John Duncan works for one company for 2 years 11 months.

Their professional focus is ArcGIS, ArcGIS Online, and Client Relations across 3 core areas.

John holds Certified ScrumMaster (CSM), Academy Accreditation - Generative AI Fundamentals, and Foundations: Data, Data, Everywhere certifications.

Education

Bachelor of Arts - BA at Southern Illinois University Edwardsville

Frequently Asked Questions

What is John Duncan's email address?

SignalHire found verified email addresses for John Duncan, both business and personal. Their business email is j******n@nga.mil, and personal emails include j***@aol.com, d***@yahoo.com, and d***@hotmail.com.

What is John Duncan's phone number?

SignalHire found multiple verified phone numbers for John Duncan: +1-520-***-**98, +1-323-***-**67, and +1-520-***-**44.

How do I contact John Duncan at Leidos?

You can reach John Duncan 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 Duncan's professional background?

John Duncan has 20 years of professional experience. They have held roles including Geospatial Project Manager, Project Manager Scrum Master, and Team Supervisor - Geospatial Data Steward at companies such as NV5 Geospatial, NV5 Geospatial, and National Geospatial-Intelligence Agency. Their education includes Bachelor of Arts - BA from Southern Illinois University Edwardsville.

Is John Duncan's contact information up to date?

Yes. John Duncan's SignalHire profile was last updated on 22 October 2026, reflecting their current position as Cartographer at Leidos in Reston, Virginia, United States.

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John Duncan

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