Network Administrator

Golden Gate Bridge, Highway and Transportation District•San Francisco, CA

29d•Onsite

About The Position

Under general supervision of the Senior Information Systems Manager, this position is responsible for the optimal and secure operation of the District’s data communications network. The District’s data communication network includes multiple core switches, departmental switches, routers, wireless access points, firewalls, VOIP and cabling in 30 buildings. New projects will add to these totals. The Network Administrator must be able to identify needs, upgrades and implementation of new technology as needed to support the various responsibilities of this position. Responsibilities include installation, configuration, monitoring and maintenance of wireless environment, switches, routers, firewalls, NAC, extranet connections and other LAN and WAN communications and equipment. This position uses District maintenance contracts for maintaining network equipment and is responsible for ensuring contracts are up to date. The Network Administrator works closely with vendor and manufacturer staff to coordinate installation and maintenance projects and to determine and correct problems that may occur during start-up and operation. Consults with vendors and manufacturers regarding product compatibility and purchases, investigates user complaints of malfunctioning equipment; isolates the fault and makes repairs where appropriate, initiates trouble calls if equipment is under maintenance contract and/or purchases repair service as necessary. Position functions as Level I support and will be responsible for supporting the HelpDesk resolve end-user problems. District’s network infrastructure is a 95% Cisco environment. Upgrades to network typically require off-shift work to avoid user disruption.

Requirements

Two years of college or technical school training (60 semester units or 90 quarter units) in information systems, networking, network technologies or a related field; and "hands-on" experience with personal computer applications. (Technical experience in hardware, software, and network installation and maintenance may be substituted in lieu of education on a year for year basis)
Two years position related experience installation and repair experience with LAN and WAN equipment (which includes wiring, routers, switches, cabling, and troubleshooting of physical layer)
Experience with Cisco Network Switches, ISE and Meraki
Cisco CCNA certification
Mobility to work in a typical office and computer room setting.
Mobility and dexterity to install cables and other computer and network hardware.
Strength to lift and move components weighing up to 50 pounds.
Vision to read printed materials and a computer screen.
Color vision to distinguished between differing wiring and cabling components.
Hearing and speech to communicate in person and over the telephone.
Working knowledge of: Hardware, software and networking protocols utilized in LAN, WAN and related data communication systems, including fiber optics and peripheral equipment
LAN switch and router management via telnet and web interfaces
Router protocols and setup thereof
TCP/IP communication
VLAN technology
Basic Cisco IOS command
Basic Nexus OS Command Line
Use and care of tools and equipment related to the installation, troubleshooting, maintenance and upgrading of a variety of voice/data networks and communication hardware and software
Record keeping practices and procedures
New and existing software, applications, databases, and hardware through formal and/or informal on-the job training and self-study
Ability to: Prioritize competing requests for service; multiple tasks; and organize schedules to meet District requirements
Explain technical information to non-technical users
Prepare clear, concise reports, documentation and correspondence.
Communicate professionally and effectively, both orally and in writing
Work professionally and productively with all encountered in the course of work, including personnel in governmental agencies, local authorities, consultants, the general public, and District staff
Follow the safety and health rules and safe working practices applicable to the job

Nice To Haves

Knowledge of Microsoft Operating Systems up to and including Windows Server 2025 and Windows 11
Knowledge of Microsoft Exchange Online, Azure, and Microsoft Office Suite (M365)
Experience with network load balancers, and Windows App
Experience with Palo Alto Next Generation Firewalls, SD-WAN and Cradlepoint routers
Experience with Cat 5e and fiber cables terminations
Experience with Verkada cameras

Responsibilities

Installation, configuration, monitoring and problem resolution of Network switching equipment, Network routing equipment, Network wireless equipment
Monitors the District’s WAN Connections
Conducts analog, digital and protocol tests of data communications channels and reconfigures and adjusts as necessary
Maintains database of location, type, configuration and communication linkage of all nodes on the District network
Works closely with users to determine needs and define problems; instructs users in the use of network and other data communications systems
Maintains current knowledge of changes in the data communications field and suggests improvements to District network and related hardware and software applications to utilize available technology and meet current user needs
First level support of all Cisco VOIP and analog phone tickets
Installs Cabling as needed
Establishes and maintains effective working relationships with District employees, customers, vendors and all others contacted during the course of work using principles of excellent customer service
Performs additional related duties as assigned
Regular and reliable attendance and performance are required