Digital Communications Systems Technician

EXAM NUMBER
C6527C

APPLICATIONFILING PERIOD

We will be accepting online applications from Tuesday December 2 2025 at 8:00 a.m. (PT) until Monday December:00 p.m. (PT). All applications must be received before5:00 p.m. (PT) on Monday December 15 2025 to be considered.

TYPE OF RECRUITMENT

• Installs configures tests maintains and repairs digital communication systems and related equipment.
• Installs and removes network-related equipment and cabling infrastructure to support telecommunications operations.
• Assists in troubleshooting communication system malfunctions and performing repairs.
• Performs preventive maintenance on communications equipment and systems.
• Assists in setting up and testing new or upgraded communication systems.
• Responds to work orders by performing diagnostics and conducting repairs at County facilities.
• Maintains records and logs of installations maintenance activities and repairs.
• Follows safety procedures and uses required protective equipment while performing field work.
• Transports inventories and organizes parts and equipment for projects.
• Coordinates with technicians and contractors to support installation repair and maintenance activities.

For more information please view the classification specification: Digital Communications Systems Technician.

REQUIREMENTS TO QUALIFY:
Three years of experience in the installation configuration testing maintenance and repair of digital telephone private branch exchange (PBX) and key switching systems one year of which must have been at the journey-level*.

LICENSE:
A valid California Class C Driver License is required to performessentialjob-relatedfunctions.

LICENSE INFORMATION:
Successful applicants for positions that require driving must obtain and present a copy of their driving record from the California State Department of Motor Vehicles before final appointment. Applicants should not present a copy of their driving history until asked to do so by the hiring department. The County will make an individualized assessment of whether an applicants driving history has a direct or adverse relationship with the specific duties of the job. License must not be currently suspended restricted or revoked.

OTHER REQUIREMENTS:
VISION:
Vision and color perception must be adequate to effectively and safety perform essential job-related duties.

PHYSICAL CLASS:
Physical Class III Moderate: This class requires that the incumbent stand or walk most of the time with bending stooping squatting twisting reaching working on irregular surfaces occasional lifting of objects weighing over 25 pounds and frequent lifting of 10-25 pounds.

SPECIAL REQUIREMENT INFORMATION:
*Journey-level experience is defined as possessing the required knowledge skills and training to perform a full-range and diversity of work independently and reliably. Positions at this level operate with fairly significant freedom from day-to-day supervision and need little or no guidance on such matters as selecting appropriate solving method and techniques locating appropriate regulations or applying proper procedure to carry out work.

EXAMINATION CONTENT:

This examination will consist ofTWO (2) parts:

Part I: Multiple choice and/or simulation assessment(s) weighted at60% assessing:

• Professional Potential
• Achievement
• Coping with Uncertainty
• Responsibility
• Working to High Quality Standards
• Willingness to Learn
• Working Relationships
• Analyzing Information
• Learning Quickly
• Generating New Ideas
• Using Time Efficiently
• Adapting to Change
• Deductive Reasoning

• Professional/Technical Knowledge of Digital Communications Systems
• Professional/Technical Knowledge of Equipment and Tools
• Knowledge of Industry Standards Codes and Safety Regulations
• Troubleshooting and Problem-Solving
• Leadership and Teamwork

If you require an accommodation to fairly compete in any part of the assessment process you will be given the opportunity to make a request when completing your application. Please note you may be required to submit documentation from a qualified medical provider or other qualified professional to support your request for a testing accommodation.

• Various information can be found on our website at The section dedicated to test preparation is Employment Test Assistance.
• Online practice tests are available at AND VACANCY INFORMATION:
  Candidates who passed the assessments are placed on a list in the order of their score group for a period of twelve (12) months. We will use this list to fill vacancies in Los Angeles County Public Works as they occur.
  
  APPLICATION AND FILING INFORMATION:
  We only accept applications filed online. Applications submitted by U.S. mail fax or in person are not accepted. Apply online by clicking on the Apply green button at the top right of this posting. This website can also be used to get application status updates.
  
  Please fill out the application completely. Provide relevant job experience including employers name and address job title beginning and ending dates number of hours worked per week and description of work performed.
  
  We may verify information included in the application at any point during the examination and hiring process including after an appointment has been made. Falsification of information could result in refusal of application or rescission of appointment. Copying verbiage from the Requirements or class specification as your work experience will not be sufficient to demonstrate meeting the requirements. Doing so may result in an incomplete application and may lead to disqualification.
  
  We will send notifications to the email address provided on the application so it is important that you provide a valid email address. If you choose to unsubscribe or opt out from receiving our emails it is possible to view notices by logging into and checking the profile inbox. It is every applicants responsibility to take steps to view correspondence and we will not consider claims of missing notices to be a valid reason for re-scheduling an exam part. Register the below domains as approved senders to prevent email notifications from being filtered as spam/junk mail.
  
  
  
  New email addresses need to be verified. This only needs to be done once per email address and can be done at any time by logging in to and following the prompts. This is to enhance the security of the online application and to prevent incorrectly entered email addresses.
  
  SOCIAL SECURITY NUMBER: Federal law requires that all employed persons have a Social Security Number so include yours when applying.
  
  COMPUTER AND INTERNET ACCESS AT LIBRARIES: For those who do not have access to a computer or the internet we provide access to complete an application at public libraries throughout the county.
  
  NO SHARING USER ID AND PASSWORD: All applicants must file their application using their own user ID and password. Using a family member or friends user ID and password may erase a candidates original application record.
  
  ANTI-RACISM DIVERSITY AND INCLUSION (ARDI): The County of Los Angeles recognizes and affirms that all people are created equal and are entitled to all rights afforded by the Constitution of the United States. We are committed to promoting Anti-racism Diversity and Inclusion efforts to address the inequalities and disparities amongst race. We support the ARDI Strategic Plan and its goals by improving equality diversity and inclusion in recruitment selection and employment practices.
  
  CONTACT INFORMATION:
  Department Contact Name: Nelli Mirzoyan
  Department Contact Phone:
  Department Contact Fax:
  Department Contact Email:
  ADA Coordinator Phone:
  Teletype Phone:
  California Relay Services: