Communications Systems Specialist II / Radio

JOB

PLEASE READ THIS BULLETIN IN ITS ENTIRETYThe Napa Valley – Internationally known for its fine wines, exciting restaurants, and world-class resorts, is home to 140,000 residents who share a strong sense of community and a legacy of preserving and protecting our rich agricultural heritage.Located in the heart of California’s preeminent wine region, the Napa Valley is also part of the dynamic San Francisco Bay Metropolitan Area. With its sunny Mediterranean climate and proximity to the mountains and ocean, the Valley offers residents easy access to virtually unlimited shopping, dining, and cultural and recreational opportunities.The Napa Valley’s strategic location, natural and cultural resources, history of responsible land use planning, and attractive quality of life provide the ideal mix of small-town living and big city amenities.

EXAMPLE OF DUTIES

The County of Napa is a highly respected employer within the local community as well as throughout the region. We offer rewarding and challenging work, flexible hours, competitive salaries, a comprehensive benefits package and tremendous opportunities for career growth. At the County of Napa we truly value our employees and are committed to diversity in our family-oriented environment. This is why we are the Employer of Choice for more than 1,400 employees.As an organization, the County is dedicated to improving the lives of our citizens and reflecting the best of the community’s values: integrity, accountability, and service.

MINIMUM QUALIFICATIONS

This recruitment is being conducted to fill one full-time vacancy. The list established by this recruitment may be used to fill future full-time, part-time, limited term, and extra help vacancies for up to one year. To assemble, install, maintain, and repair a variety of communications, telephony, and/or telecommunications equipment including, depending on assigned specialty(s), radio, microwave, data telemetry transmission and receiving equipment, Voice Over IP (VOIP) systems, telephony systems, voice mail systems, data terminals, switching and control systems, and/or audio/video equipment; to perform preventive maintenance on a variety of communications equipment; and to assist other Communications Systems Specialist crews in the completion of special projects and the more routine tasks. Incumbents in this job class must possess experience in either radio/microwave transmitting and receiving or telephony and data communications systems. Incumbents in this class are assigned the full range of duties. Employees in this job class receive only occasional instruction or assistance as new or unusual situations arise and are fully aware of the operating procedures and policies within the work unit. Incumbents in this job class must possess journey-level knowledge and skills in either radio/microwave transmitting and receiving or telephony and data communications systems. Incumbents must have the ability to work nights, weekends, holidays, and at odd irregular hours and on a standby call-back basis. This job requires significant travel to remote sites throughout the County including off-road areas. This class is distinguished from the Communications Systems Specialist I classification by the performance of the more routine tasks and duties assigned to positions within this series. THE RECRUITMENT PROCESS: 1. Applications are due by 5:00 P.M. on Friday, November 11, 2022.2. Applications will be screened for minimum qualifications the week of November 14, 2022. 3. Applicants who meet the minimum qualifications will have their supplemental responses scored by subject matter experts the week of November 21, 2022. The most qualified applicants from the scoring of the supplemental questions will be invited for an Oral Panel Interview.4. Oral Panel Interviews are tentatively scheduled to take place the week of November 28, 2022. Only the most qualified candidates from the interview process will be placed on the eligibility list and may be considered to fill positions for up to one year. The Human Resources Department reserves the right to make changes to the recruitment process and schedule at any time.

SUPPLEMENTAL INFORMATION

The following duties are typical for this classification. Incumbents may not perform all of the listed duties and/or may be required to perform additional or different duties from those set forth below to address business needs, assignments, and changing business practices. Maintain communications network environments to include: VLAN, LAN, and WAN configurations as well as the quality of service (QoS) for ensuring sufficient data transfer and utilization. Monitor performance of hardware and operating system software and makes recommendations to correct problems or improve performance; prioritize needs and take appropriate action to correct system malfunctions. Assembly, installation, maintenance, repair, service, monitoring, and testing of a variety of communications network systems and equipment. Respond to calls for service, repair, and maintenance of VOIP or Radio network systems equipment and subscriber equipment such as employee desk phones, cellular devices, audio-visual equipment, cameras, alarms, or radio communications equipment. Perform in-house diagnostics of related equipment failures, isolated defects, corrects, and repairs, or replace as necessary.Test/analyze equipment for routine maintenance and repairs of existing systems; recommends necessary changes to repair and/or replace defective equipment and/or improve existing systems. Test and monitor the performance of generators, uninterrupted power supply (UPS) equipment for various critical network systems, power backup systems, and storage batteries used to furnish or transmit power for communication sites. Attend and participate in various department/division level meetings, seminars, and committees related to information technology initiatives throughout the County and partnering agencies. Act as a resource to various County agencies, County departments, and division staff that use related communications equipment to troubleshoot and resolve complex communications problems. Monitor contracted work and vendor services. Schedule and perform system maintenance with various County-wide stakeholders to minimize operational impacts; ensure optimal use of scheduled system maintenance windows by thoroughly planning and coordinating tasks before such events. Perform other duties as required. Duties, when assigned to telephony communication networks, may include: Administer complex applications including but not limited to Cisco Call Manager, Cisco Unity, Cisco UCCX, CISCO Finesse, Infotel, Informacast, KeriSys, and Milestone. Perform day-to-day VoIP, PBX, and NVMS administration; moves/adds/changes to existing network users, groups, rights, and access levels. Install, maintain, and repair fiber optic, CAT6, T1, coaxial lines, and various other low-voltage data transmissions. Duties, when assigned to radio communication networks, may include: Development of code plugs with respective configurations and associated computer hardware, systems software, system firmware, applications software, security protocols, and device management. Monitor both critical primary and secondary microwave backbone systems through various means, including routine site inspections, remote access computer monitoring, provisioning software, analog/digital contract closers, configured simple network management protocols (SNMPs), simple mail transfer protocol (SMTP), and other data control acquisition systems. Maintain administration system databases for all network components of the County’s VHF Simulcast system and ensures proper backup procedures, files, licenses, and code plugs are stored on their respective device/servers. Maintain master archive of all subscriber unit code plugs, program end-user equipment using an appropriate rendition of software and current firmware, validates the accuracy of inputted frequencies as licensed by the Federal Communications Commission (FCC), and make changes to the code plug as necessary. Assists in engineering studies for transmitter and receiver sites; calculates link budgets, accurate effective radiated power (ERP) measurements, and filed test surveys.TYPICAL QUALIFICATIONS KNOWLEDGE OF: Microsoft Office applications including Visio, Excel, and other written formats to maintain a variety of telecommunications data. Occupational Safety and Health Administration (OSHA) practices, regulations, and proper documentation related to tower climbing safety. Principles, practices, terminology, and trends in network infrastructure and related systems. System interface principles work in conjunction with network equipment such as hubs, routers, switches, firewalls, modems, bridges, comparators, logging recorders, data storage solutions, multiplexers, cross-connect panels, jack fields, physical, and virtual servers. Rules and regulations of the FCC govern the licensing, installation, operation, maintenance, and repair of radio, voice, telephone, and wireless data transmissions.When assigned to telephony/data communications functions: Methods and techniques of troubleshooting network-related hardware such as call routing, Centrex, SIP trunks, PRIs, PBX administration portals, and overall system interconnectivity problems.When assigned to radio/microwave functions: Theory and practical radio applications of mobile, conventional, digital, microwave, and Simulcast network systems.Theory and practical applications of P25 Phase I and Phase II operations to include encryption.System interface principles for microwave and loop switches working in conjunction with network equipment.Transport control protocol (TCP/IP) services for Windows-based programs such as terminal emulators, Motorola services/alignment software, Motorola Radio Management (RM) server, Kenwood services/alignment software, Bendix King services/alignment software, Harris personality software, Telex, Aviat Portal and Provision software, Tait Service Kit software/alignment and various other interface programs in support of radio network applications.Understand different types of E&M signaling schemes and how they are deployed in various system environments.Time Division Multiple Access (TDMA) multiplexing schemes and their implementation in data transport to include analysis, troubleshooting, and resolution of DSI circuits.Proper radio site management, including combiners, pre-selectors, polyphasers, battery backup systems, coaxial cabling, waveguide cabling, cabling pressurization, seismic hardening, and R-567 guideline; design, installation, various wiring, and grounding of communications equipment and their respective sites or tower structures.VHF and UHF fundamentals including RF propagation concerning radio network systems and Simulcast. SKILL TO: All areas of technical expertise: Formulate appropriate problem-solving frameworks to address customer-specific issues in a comprehensive and useful manner.Display a broad grasp of the relevant technical concepts and incorporate those concepts into pragmatic solutions.Utilize test equipment to locate and repair operating faults.Read electronic schematic diagrams and logic circuit diagrams.Facilitate training of operations and advanced features to end users (Fire, Law Enforcement, and local government departments).Use hand/power tools to fabricate various mounts/brackets or other related assemblies as required.Operate and maintain sensitive testing instruments.Understand and carry out written and oral instructions in an independent manner.Operate office equipment including desktop computers, laptops, fax/copy machines, and printers. When assigned to telephony/data communications functions: Work with various County divisions and departments to define voice/data needs or requirements including policies and procedures.Read and interpret component datasheets and pin designations; write and program a script using C++, Python, and JavaScript.When assigned to radio/microwave functions: Conduct research on electronic communications related to radio networks, microwave systems, and Simulcast systems with the intent of ensuring system sustainability, financial responsibility, and maintenance practicality.Collect, analyze, and document data of electronic test information and circuity to repair communication equipment effectively and promptly.ABILITY TO: All areas of technical expertise: Communicate clearly and concisely in English in oral and written form.Tactfully and courteously communicate with users, co-workers, and the general public in person, on the telephone, and over the radioMaintain effective working relationships with co-workers, County departments, local law enforcement agencies, fire agencies, and vendor representatives.Perform work under the pressure of time deadlines, whether it is during emergencies or normal work hours.Perform work with minimal supervision. Lift and carry a minimum of 60 pounds.Use a personal computer as well as various computer software programs.Pass and maintain certification for Tower Climbing and Rescue with the ability to perform installations of cable, mounts, brackets, antennas, and dishes at heights up to 150 feet.Climb ladders and crawl under desks as needed to perform repair and installation work.Work in confined areas such as crawl spaces, attics, etc.Perform work in inclement weather.Work long and unusual hours and be on standby call back. Experience and Education Any combination of education and experience that would likely provide the required knowledge, skills, and abilities is qualifying. A typical way to obtain the knowledge, skills, and abilities would be: Experience: Four years of experience performing network and systems support, installation, maintenance, and repair of communications and electronic equipment, including experience in the following: phone-based exchange (PBX) administration, voice over IP (VoIP), network video monitoring systems (NVMS), wired/wireless network infrastructure and operation of land mobile radio (LMR) equipment, or radio over IP (RoIP), data networking infrastructure and microwave networks comparable to a Communications Systems Specialist I in Napa County. Education: Equivalent to completion of the twelfth grade supplemented by technical instruction in electronic communication systems installation and maintenance. Required License: Possession of a valid California Drivers’ License.Possession of a valid General Radiotelephone Operator’s License (GROL) issued by the Federal Communications Commission.Highly Desired License: CCENT or CCNA, CompTIA, A+, Com TIA Network+, or equivalent certification is desirable.*Any license, certification, or registration required for this position shall be maintained (i.e. active and in good standing) at all times during employment with Napa County. For continued employment with Napa County, you must maintain such license, certification, or registration to meet the minimum qualifications of this position. ADA ACCOMMODATIONApplicants requiring accommodation during the application and/or selection process pursuant to the Americans with Disabilities (ADA) Act should contact the County of Napa Human Resources at (707) 253-4303.Napa County is an Equal Opportunity Employer.