Radio Systems – ISD

Radio Systems

picture of a radio systemISD Radio Systems services support essential County services for both every day operations as well as emergency situations. ISD installs, repairs and maintains both portable and vehicle radio systems for County departments including radios and end user devices such as base systems, consoles, mobile data computers, microphones and other communication equipment.


icon of walkie talkie with radio waves

Vehicle & portable radios

Supplies, installs and maintains radio systems and equipment for County departments and outside agencies.

icon of radio waves

Radio systems solutions

State-of-the-art public safety grade radio services completely interoperable with current and future systems.

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Infrastructure support

Support radio networks of Fire, Sheriff, EMS and Countywide Integrated Radio System (CWIRS.)

Learn More

Dennis Hanley
(323) 267-2751


24-hours a day, 365 days a year

Monday-Friday 6am to 6pm

(323) 267-2751

Radio infrastructure support
ISD provides maintenance, installation and problem resolutions of the County’s emergency radio systems to support operations for public safety and other government agencies.
Integration & compatibility
ISD ensures that your radio system is compatible and fully interoperable within the County infrastructure, supporting a wide range of equipment and accessories.
Save time and money
ISD allows your organization to obtain services as required without the need for time-consuming procurements, supplemental staffing or other contracted technical support services.

Job Opportunities

The Los Angeles County Internal Services Department is an equal opportunity employer. We seek hard-working, skilled, and highly-motivated employees.
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Surplus Property

Surplus County equipment and furniture may be available for sale. Click here to see available items and download the forms needed to place a bid on an item.
Surplus Program

Electric Vehicles

Electric vehicles (EVs) provide benefits for drivers, the environment, and the County. Learn more about convenient charging options and how you can help reduce greenhouse gas emissions.
EV Program

PPE Utilization

Utilization of Preference Program Entities (PPE) such as Local Small Business Enterprises (LSBE), Disabled Veteran Business Enterprises (DVBE) and Social Enterprises (SE) for the last quarter.
PPE Utilization