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Job: Telecommunication Engineer - Radio

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Jobing Description

Overall Job Objective

Position Overview

The Telecommunications Engineer provides wireless telecommunications analysis and oversees the installation, configuration, maintenance, and monitoring of the operational status of the Public Safety two-way radio and the digital microwave networks consisting of both trunked and conventional systems.

Position Qualifications

Minimum education and/or experience:
Bachelor's degree in Engineering, Information Technology or a related field and three (3) years' experience with trunked and conventional radio networks including digital microwave networks. An equivalent combination of post-secondary education and/or related experience may substitute for the degree requirement on a year for year basis.
Specialized training, certifications, and/or other special requirements:
Must possess a valid Arizona driver's license, or obtain one at the time of hire. Travel in a helicopter to remote mountaintop locations. Possess a FCC General Radiotelephone Operator License or APCO Radio Technician Certification or General Communications Tech-Level 3 or Microwave Radio Technician Certification.
Knowledge, skills, and abilities:
Knowledge of:

  • Multi-site wide-area trunking systems that afford seamless roaming to end user mobile and portable radios.
  • Working characteristics of multi-site digital microwave networks utilizing SONET ring technology for redundancy purposes.
  • Approved grounding requirements at remote and local transmit/receive communications sites.
  • Conventional repeater systems including VOTER operation.
  • Radio user unit programming templates and their effect on subscriber network design.
  • MS Office with emphasis in Excel and Visio.
  • FCC rules and regulations and how they apply to Public Safety radio frequency and system regulation management.
Skill in:
  • The use of Radio Frequency (RF) test gear such as Spectrum Analyzers.
  • The use of various types of power tools.
  • Developing a variety of solutions to functional problems and reducing abstract ideas to easily understand procedures required.
  • Preparing technical design specifications.
Ability to:
  • Troubleshoot transmit/receive base stations and associated equipment at remote locations with little or no assistance.
  • Troubleshoot and rectify problems at operational public safety dispatch centers.
  • Troubleshoot and complete preventative maintenance on mobile and portable user unit radios.
  • Evaluate and resolve customer problems and issues.
  • Establish and maintain effective working relationships with co-workers, supervisors, vendors, and end users.
Preferred education and/or experience:
Three (3) years' experience working with trunked radio system performance, and dispatch console operations.  Two (2) years' experience with FCC Rules and Regulations as they apply to Public Safety Land Mobile radios systems.  Experience with TDMA Simulcast Public Safety Radio Networks.  Experience with MPLS Digital Microwave Radio Network.
Preferred training, certifications and/or other special requirements:
MPLS Digital Microwave training.  Motorola TDMA P-25 trunked and Conventional Radio Systems training.  Familiar with routine and preventative maintenance procedures of a Public Safety Land Mobile Radio System.  Capable of troubleshooting, identifying and isolating equipment/system problems in public safety communications systems.
Working conditions:
Must work on-call, additional hours, and rotating shifts as required.  Travel in a helicopter to remote mountaintop locations.  Conform to all safety rules which include but are not limited to wearing and using all appropriate safety equipment.  Prolonged periods of standing, bending, sitting and kneeling.  Work outside in varying temperatures.  Work in confined/restricted working environments.  Work in rough and uneven terrain.  Must be willing to drive to remote mountain top communication sites.  Must be able to climb a minimum of a 6 ft. ladder.  Ability to safely operating a 4wd vehicle off road to remote mountain top locations and on steep mountain grade roads.  Occasional lifting of various related RF communications or microwave related items not to exceed 50 pounds are required.

Essential Job Tasks

  • Completes planned maintenance on system-wide base stations and associated equipment, dispatch centers console positions and related equipment, digital microwave equipment, and associated battery back-up systems comprising of both UPS systems and 48 volt battery systems.
  • Performs level two and some level three troubleshooting analysis for all of these items.
  • Records all work performed into Preventative Maintenance Log and updates in planned maintenance records in the asset management application.
  • Maintains data base with the up to date status reports of county radio licenses and renews FCC licenses as required.
  • Provides trunked and conventional radio system support, monitors system for unauthorized activities and alerts management to interference issues.
  • Drafts reports for system utilization and performance.
  • Provides a detailed biannual inspection of each mountain top site.
  • Identifies and document site problems, determines needs and creates a list of materials needed for repairs.
  • Updates site inventory log as required.
  • Assists with inventory and requisitioning equipment as needed.
  • Participates in project needs analysis, consultation and design, recommendations and implementation of existing system installations.
  • Assists with scheduling and organizing projects as required.
  • Provides assistance with planned maintenance of microwave radios, microwave batteries and network infrastructure with the different vendors.
  • Participates in the on-call technical rotation and communicate all system problems and customer complaints received during on call duties to the shop staff by email before 07:00 hours Monday through Fridays and weekends as required.
  • Assumes new and changing duties and responsibilities on an ongoing basis.

Selection Procedure

The Maricopa County Human Resources Department reserves the right to admit to the selection process only those candidates considered to be the most highly qualified.  Those selected will be assessed based on evaluation of listed education and experience.  The hiring authority will interview and select the successful candidate from a list provided by Human Resources.
All offers of employment made to new hires and rehires at Maricopa County are contingent upon successful completion of a post-offer, pre-employment thorough background investigation.  A background investigation is conducted on a current employee who changes to a Safety Sensitive Position or one having the potential for serious adverse impact on the integrity or efficiency of the County.  These requirements do not pertain to employees of elected officials who undergo background investigation processes administered through their respective offices.
Typically, successful candidates are hired at a salary rate up to midpoint of the range, based on applicable experience, internal equity and budgetary allowances.

Skills / Requirements

Important Notes