John Hefner
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John Hefner Email & Phone Number

System Engineer III at Northrop Grumman
Location: United States 6 work roles 5 schools
1 work email found @ngc.com 2 phones found area 303 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email j****@ngc.com
Direct phone (303) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
System Engineer III
Location
United States
Company size

Who is John Hefner? Overview

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Quick answer

John Hefner is listed as System Engineer III at Northrop Grumman, a with 82439 employees, based in United States. AeroLeads shows a work email signal at ngc.com, phone signal with area code 303, and a matched LinkedIn profile for John Hefner.

John Hefner previously worked as Systems Engineer II at Lockheed Martin and Mechanical Engineering Intern at Verdad Oil And Gas. John Hefner holds Master Of Science - Ms, Astronautical Engineering from University Of Southern California.

Company email context

Email format at Northrop Grumman

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{first}.{last}@ngc.com
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AeroLeads found 1 current-domain work email signal for John Hefner. Compare company email patterns before reaching out.

Profile bio

About John Hefner

John Hefner is a System Engineer III at Northrop Grumman. He possess expertise in solidworks, solidworks simulation, matlab, mathcad, prams and 26 more skills. He is proficient in Spanish and English. Colleagues describe him as "I would recommend John to any employer looking for a diligent, bright and self-assured individual in their business. His foresight into a dedicated tasks as to what matters and why is unique. Coupled with a strong work ethic, John was successful in helping us achieve numerous important business tasks while he worked with Verdad. It was a pleasure working with John over the summer and if we had been a bigger organization when we parted ways, we would have offered him a full time job. "

Listed skills include Solidworks, Solidworks Simulation, Matlab, Mathcad, and 27 others.

Current workplace

John Hefner's current company

Company context helps verify the profile and gives searchers a useful next step.

Northrop Grumman
Northrop Grumman
System Engineer III
falls church, virginia, united states
Employees
82439
AeroLeads page
6 roles

John Hefner work experience

A career timeline built from the work history available for this profile.

System Engineer Iii

Current

Denver, Colorado, United States

Nov 2021 - Present

Systems Engineer Ii

Washington D.C. Metro Area

Oct 2018 - Oct 2021

Mechanical Engineering Intern

Verdad Oil And Gas

Lakewood, Colorado

- Performed Type Curve Analysis in order to recommend proppant volumes and type for future completions.- Assisted in production and regulatory reporting including, but not limited to, Due Diligence, Drilling Procedures, and Daily Drilling Reports.- Completed a reference database for all wells in proximity to current leases.- Aided in Daily Well Monitoring remotely with Scada Lynx as well as multiple pumper runs (hands-on).

May 2016 - Aug 2016

Petroleum Engineering Intern

Denver, Colorado

- Completed and updated operated wellbore diagrams and well files in WellView.- Maintained spreadsheets, electronic well files, hard copy well files and EH&S files.- Updated production well files in PRAMS as needed.

May 2014 - Aug 2014

Pizza Cook

Colonna'S Pizza

Parker, Colorado

- Responsible for managing staff to ensure orders were complete and all food was finished at the same time. - Worked in a variety of individual and team situations. - Learned to cook and work with high quality and high efficiency under severe time constraints.

Apr 2012 - Apr 2013

Office Assistant

Blue & Gray Resources Inc.

Parker, Colorado

- Performed elementary Log Analysis for project/prospect mapping.- Performed elementary Decline Curve Analysis and Economics using ARIES DOS.- Input production data and operated general office equipment and Microsoft Office applications.- Gained a basic understanding of oil company operations from land acquisition to prospect development to drilling through completions.- Gained a basic understanding of field operations and practices concerning well production and on-site labor.

Oct 2006 - Nov 2007
Team & coworkers

Colleagues at Northrop Grumman

Other employees you can reach at northropgrumman.com. View company contacts for 82439 employees →

5 education records

John Hefner education

Bachelor'S Degree, Mechanical Engineering, Graduate

Activities and Societies: American Society of Mechanical Engineers

Undergraduate Certificate, Computer Programming

Activities and Societies:Pursuing proficiency in C/C++, Java, Javascript, and HTML5.

Study Abroad, Mechanical Engineering, Transfer Credit

Activities and Societies: Statics (Colorado School of Mines condensed class) and Introductory ItalianRome, Italy

Diploma, General Studies, 4.3 Gpa

Legend High School

Activities and Societies: Hockey Link Crew Baseball Physics Club Career Connect Engineering Calculus Club Philosophy Club National Honors.

FAQ

Frequently asked questions about John Hefner

Quick answers generated from the profile data available on this page.

What company does John Hefner work for?

John Hefner works for Northrop Grumman.

What is John Hefner's role at Northrop Grumman?

John Hefner is listed as System Engineer III at Northrop Grumman.

What is John Hefner's email address?

AeroLeads has found 1 work email signal at @ngc.com for John Hefner at Northrop Grumman.

What is John Hefner's phone number?

AeroLeads has found 2 phone signal(s) with area code 303 for John Hefner at Northrop Grumman.

Where is John Hefner based?

John Hefner is based in United States while working with Northrop Grumman.

What companies has John Hefner worked for?

John Hefner has worked for Northrop Grumman, Lockheed Martin, Verdad Oil And Gas, Caerus Oil And Gas Llc, and Colonna'S Pizza.

Who are John Hefner's colleagues at Northrop Grumman?

John Hefner's colleagues at Northrop Grumman include Lucky Ek, Brett Maack, Brendan Dempsey, Joe Serrano, and Jeanne Reed.

How can I contact John Hefner?

You can use AeroLeads to view verified contact signals for John Hefner at Northrop Grumman, including work email, phone, and LinkedIn data when available.

What schools did John Hefner attend?

John Hefner holds Master Of Science - Ms, Astronautical Engineering from University Of Southern California.

What skills is John Hefner known for?

John Hefner is listed with skills including Solidworks, Solidworks Simulation, Matlab, Mathcad, Prams, Scada Lynx, Phdwin, and Wellview.

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