Network Engineer
CurrentI get to play with switches, routers, and firewalls for the city I am fortunate to live in.
Jan 2023 - Present
AeroLeads people directory · profile
David Applebaum Email & Phone Number
Network Engineer
at
City of Wheat Ridge
1 work email found
@broomfield.org
2 phones found area 916 and 303
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Who is David Applebaum? Overview
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Quick answer
David Applebaum is listed as Network Engineer at City of Wheat Ridge, based in Denver, Colorado, United States. AeroLeads shows a work email signal at broomfield.org, phone signal with area code 916, 303, and a matched LinkedIn profile for David Applebaum.
David Applebaum previously worked as Senior Network Engineer at City And County Of Broomfield and Network Administrator at Jefferson County Consolidated Communications Authority (Jeffcom911). David Applebaum holds Bsee, Electrical Engineering from Cornell University.
Company email context
Email format at City of Wheat Ridge
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{first_initial}{last}@broomfield.org
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AeroLeads found 1 current-domain work email signal for David Applebaum. Compare company email patterns before reaching out.
Profile bio
About David Applebaum
Electrical engineer by education with a focus in Public Safety Land Mobile Radio (LMR), networking, and security. Experience with Motorola Astro P25 Digital Trunked Simulcast radio systems, Motorola MCC 7500 radio consoles, Aviat Eclipse microwave and Provision NMS, Cisco firewalls, switches and routers, Palo Alto firewalls, and Ruckus and Meraki WLANs.
Listed skills include Networking, Telecommunications, Network Engineering, Cisco Technologies, and 3 others.
Current workplace
David Applebaum's current company
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11 roles
David Applebaum work experience
A career timeline built from the work history available for this profile.
Senior Network Engineer
Apr 2022 - Dec 2022
Network Administrator
Jefferson County Consolidated Communications Authority (Jeffcom911)
Responsible for Jeffcom911 network and firewalls, including - Cisco 2960-X distribution and Nexus 9300 core switches - Cisco ASA firewalls with Firepower Services, planned migration to Palo Alto - Meraki WLAN - General IT support.Management of the Jefferson County Fiber Optic Network (JFON), owned by the Jefferson County Emergency Commutations Authority (911 authority). - MAN with 12 sites connecting police and fire agencies in the county. - Brocade CES-2024F-4X switches, mpls with vpls tunnels.
Apr 2020 - Jul 2021
Northeast Regional Manager, Public Safety Communications Network
Led a team of eight technicians in four regional shops in the engineering, maintenance, and operation of over seventy Public Safety radio communication sites in Northeast Colorado. Radio system is Motorola P25 Astro 7.18. Lead project engineer in statewide 240 site Aviat Networks Eclipse microwave upgrade. Administrator for Aviat Provision network management platform.
Sep 2016 - Jan 2020
Sr. Telecom Systems Analyst
Provide radio, network, and IT expertise to a regional 12-site Motorola trunked simulcast Public Safety radio system that provides reliable voice communications to eight 911 dispatch centers and over 13,000 subscribers.
Apr 2011 - Sep 2016
Telecommunications Manager
Led a team of five network analysts responsible for the data, voice, and radio. Provided customer-focused support to 15 major departments, including Roseville Police and Fire Departments.
Jul 2005 - Dec 2010
Network Analyst Ii
Technical lead for networks and radios. Implemented Cisco LAN, WLAN, Firewall, and AAA. Migrated from single 5-channel Motorola trunked radio system to three site 10-channel Simulcast system.
Dec 2001 - Jun 2005
Network Engineer
Contributed in a broad range of roles as member of the IT Engineering Department, supporting computer and network operations, desktop technical support, and desktop services.
Dec 1999 - Aug 2001
Senior Staff Network Engineer, Senior Fellow
Ensured the reliable 7 x 24 operation of e-mail, group scheduling, and remote access services for a division of 2000 Macintosh users. Assisted in corporate LAN development and operations. Project Manager for initial UTP network installation. Initiated enterprise desktop backup.
Sep 1990 - Aug 1999
Electrical Engineer To Senior Staff Engineer
Worked primarily as a Direction Finding (DF) Subsystem engineer supporting the research and development of airborne COMINT reconnaissance systems. Developed antennas for the U.S. Army’s RC-12 Guardrail program. System administrator of lab HP-UX computers.
Sep 1982 - Aug 1990
Member Of The Technical Staff
Developed a broadband helix antenna for an airborne jamming system.
Jun 1981 - Aug 1982
2 education records
David Applebaum education
Bsee, Electrical Engineering
Cornell University
Msee, Electrical Engineering
Santa Clara University
FAQ
Frequently asked questions about David Applebaum
Quick answers generated from the profile data available on this page.
What company does David Applebaum work for?
David Applebaum works for City of Wheat Ridge.
What is David Applebaum's role at City of Wheat Ridge?
David Applebaum is listed as Network Engineer at City of Wheat Ridge.
What is David Applebaum's email address?
AeroLeads has found 1 work email signal at @broomfield.org for David Applebaum at City of Wheat Ridge.
What is David Applebaum's phone number?
AeroLeads has found 2 phone signal(s) with area code 916, 303 for David Applebaum at City of Wheat Ridge.
Where is David Applebaum based?
David Applebaum is based in Denver, Colorado, United States while working with City of Wheat Ridge.
What companies has David Applebaum worked for?
David Applebaum has worked for City Of Wheat Ridge, City And County Of Broomfield, Jefferson County Consolidated Communications Authority (Jeffcom911), State Of Colorado, and Sacramento County.
How can I contact David Applebaum?
You can use AeroLeads to view verified contact signals for David Applebaum at City of Wheat Ridge, including work email, phone, and LinkedIn data when available.
What schools did David Applebaum attend?
David Applebaum holds Bsee, Electrical Engineering from Cornell University.
What skills is David Applebaum known for?
David Applebaum is listed with skills including Networking, Telecommunications, Network Engineering, Cisco Technologies, Troubleshooting, System Administration, and Security.
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