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Marcus Jeffries Email & Phone Number
IT Manager | CISSP | TS/SCI with Poly
at
Lockheed Martin
LinkedIn matched
✓ Verified Jun 2026
3 data sources
Profile completeness 86%
Current company
Role
IT Manager | CISSP | TS/SCI with Poly
Location
Dallas-Fort Worth Metroplex, United States, United States
Company size
Who is Marcus Jeffries? Overview
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Quick answer
Marcus Jeffries is listed as IT Manager | CISSP | TS/SCI with Poly at Lockheed Martin, a company with 101322 employees, based in Dallas-Fort Worth Metroplex, United States, United States. AeroLeads shows a matched LinkedIn profile for Marcus Jeffries.
Marcus Jeffries previously worked as Information Systems Security Manager (ISSM) at Lockheed Martin and Sr. Information Systems Security Officer at Rtx. Marcus Jeffries holds Bachelor Of Business Administration (Bba), Business Administration And Management, General from Robert Morris University - Illinois.
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Email format at Lockheed Martin
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Lockheed Martin
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Profile bio
About Marcus Jeffries
Experienced, knowledgeable senior manager with over 16 years of training and leadership in dynamic, results oriented environments; Excellent learner and trainer; Self driven mission focused leader with an uncanny ability to thrive when working with othersSpecialties: Frequency Management, network management, Telecommunications installation, radio theory, cellular network technology
Current workplace
Marcus Jeffries's current company
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Lockheed Martin
13 roles
Marcus Jeffries work experience
A career timeline built from the work history available for this profile.
Information Systems Security Manager (Issm)
Current
Jul 2024 - Present
Sr. Information Systems Security Officer
Oct 2023 - Jul 2024
Information Systems Security Officer (Isso)
Oct 2022 - Oct 2023
Chief Technology Officer
Aug 2020 - Dec 2022
Signal Operations Officer
Jun 2019 - Aug 2020
1-38 Fa S6
Jan 2018 - May 2019
Executive Officer
A Co (Commander-In-Chief'S Guard), 4Th Battalion, 3Rd Us Infantry Regiment (The Old Guard)
Mar 2016 - Jun 2017
Platoon Leader
A Co (Commander-In-Chief'S Guard), 4Th Battalion, 3Rd Us Infantry Regiment (The Old Guard)
Jul 2015 - Mar 2016
Platoon Leader
Jan 2013 - Jun 2015
Electromagnetic Frequency Manager
Responsible for the assignment of all frequencies to include Microwave Line-of-Sight, HCLOS Band III+, HF, VHF-AM, VHF-FM, UHF-AM, UHF-FM, and SHF ground and air. Coordinated with Joint Frequency Management Offices and host nation governments for all frequency requirements. Coordinated with Satellite Communications (SATCOM) Management for single channel.
Mar 2008 - Dec 2012
Switching Systems Operator Maintainer
Installed, operated, and maintained electronic switches, control centers, combat radios and other equipment associated with networks. Used computers to perform system/network operations and troubleshooting. Supervised, and performed as senior team member, in the installation, operation, employment, and direct support systems maintenance of large and small.
Jul 2001 - Mar 2008
Dietary Aide
Vista Health
Worked with the dietician and patients to ensure their nutritional needs were being met. I assisted the cook in determining the amount and type of food and supplies required for daily meals. I also assisted in the preparation and serving of them. Before distribution, I checked the special diet trays and make sure that it follows the dining guidelines. As a.
Aug 2000 - Jul 2001
Team & coworkers
Colleagues at Lockheed Martin
Other employees you can reach at lockheedmartin.com. View company contacts for 101322 employees →
MS
Mark Stevens
Colleague at Lockheed MartinFort Worth, Texas, United States, United States
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CC
Clarence Collins
Colleague at Lockheed MartinHamden, Connecticut, United States, United States
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QB
Quinlan Brown
Colleague at Lockheed MartinGrand Prairie, Texas, United States, United States
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CH
Cathleen Hrustich
Colleague at Lockheed MartinEndicott, New York, United States, United States
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DR
Dean Rusciolelli
Colleague at Lockheed MartinWashington DC-Baltimore Area, United States
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BM
Brad March
Colleague at Lockheed MartinFort Worth, Texas, United States, United States
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HR
Harrison Roberts
Colleague at Lockheed MartinOrlando, Florida, United States, United States
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AE
Arnold Egipto
Colleague at Lockheed MartinColorado Springs, Colorado, United States, United States
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MS
Melissa Shuffler
Colleague at Lockheed MartinGreater Pittsburgh Region, United States
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BC
Bradley Chow
Colleague at Lockheed MartinLongwood, Florida, United States, United States
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Mark Stevens
Colleague at Lockheed MartinFort Worth, Texas, United States, United States
View →
CC
Clarence Collins
Colleague at Lockheed MartinHamden, Connecticut, United States, United States
View →
QB
Quinlan Brown
Colleague at Lockheed MartinGrand Prairie, Texas, United States, United States
View →
CH
Cathleen Hrustich
Colleague at Lockheed MartinEndicott, New York, United States, United States
View →
DR
Dean Rusciolelli
Colleague at Lockheed MartinWashington DC-Baltimore Area, United States
View →
BM
Brad March
Colleague at Lockheed MartinFort Worth, Texas, United States, United States
View →
HR
Harrison Roberts
Colleague at Lockheed MartinOrlando, Florida, United States, United States
View →
AE
Arnold Egipto
Colleague at Lockheed MartinColorado Springs, Colorado, United States, United States
View →
MS
Melissa Shuffler
Colleague at Lockheed MartinGreater Pittsburgh Region, United States
View →
BC
Bradley Chow
Colleague at Lockheed MartinLongwood, Florida, United States, United States
View →
2 education records
Marcus Jeffries education
Bachelor Of Business Administration (Bba), Business Administration And Management, General
Robert Morris University - Illinois
Aa-At, Information Technology
Central Texas College
FAQ
Frequently asked questions about Marcus Jeffries
Quick answers generated from the profile data available on this page.
What company does Marcus Jeffries work for?
Marcus Jeffries works for Lockheed Martin.
What is Marcus Jeffries's role at Lockheed Martin?
Marcus Jeffries is listed as IT Manager | CISSP | TS/SCI with Poly at Lockheed Martin.
Where is Marcus Jeffries based?
Marcus Jeffries is based in Dallas-Fort Worth Metroplex, United States, United States while working with Lockheed Martin.
What companies has Marcus Jeffries worked for?
Marcus Jeffries has worked for Lockheed Martin, Rtx, Us Army, U.S. Army Cyber Command, and A Co (Commander-In-Chief'S Guard), 4Th Battalion, 3Rd Us Infantry Regiment (The Old Guard).
Who are Marcus Jeffries's colleagues at Lockheed Martin?
Marcus Jeffries's colleagues at Lockheed Martin include Mark Stevens, Clarence Collins, Quinlan Brown, Cathleen Hrustich, and Dean Rusciolelli.
How can I contact Marcus Jeffries?
You can use AeroLeads to view verified contact signals for Marcus Jeffries at Lockheed Martin, including work email, phone, and LinkedIn data when available.
What schools did Marcus Jeffries attend?
Marcus Jeffries holds Bachelor Of Business Administration (Bba), Business Administration And Management, General from Robert Morris University - Illinois.
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