Network Administrator II

County of Contra Costa


$43.23 - $52.55 Hourly
$3,458.61 - $4,203.96 Biweekly
$7,493.65 - $9,108.58 Monthly
$89,923.80 - $109,302.96 Annually


OPENING DATE: 10/14/19

CLOSING DATE: 11/03/19 11:59 PM


**Bargaining Unit: Local 21

Contra Costa County is recruiting experienced Network Administrators to fill:

  • one (1) Network Administrator II vacancy in the Sheriff's Department
  • one (1) Network Administrator II vacancy in the Library Department
  • one (1) Network Administrator I vacancy in the Health Services Department

This position is responsible for the management and maintaining of wide-area/ local-area networks (WAN/LAN) and IT operation infrastructure. This position works to ensure the stable operation of the entire computer network and will manage the network in accordance with established network policies, procedures, and standards to ensure conformance with the Department's objectives. This includes planning, developing, installing, configuring, maintaining, supporting, and optimizing all network hardware, software, and communication links. This person will also analyze and resolve end-user hardware and software computer problems in a timely and accurate fashion, and provide end-user training where required. This position will be a technical interface with the outside vendors used in the installation, maintenance, and support of the computer network systems.

Read the complete job description at The eligible list(s) established from this recruitment may remain in effect for six (6) months and would be used to fill vacant positions in other County Departments.


  • Monitors and enhances complex computer and communications systems, on-site or remote; develops, designs and implements problem solutions, using standard analysis techniques; and recommends solutions to correct malfunctions
  • Installs and configures computer and/or telecommunications hardware and software; and services and maintains equipment
  • Designs, develops and implements computer applications for user departments
  • Administers remote logons, system securities, data transfers, and remote activities
  • Retrieves and downloads/uploads data and assists with transitioning data/operations between systems
  • Maintains systems back-ups and control records; assists in the maintenance of files and libraries; creates logical directory structure; and may be responsible for retention and storage of databases
  • Assesses and coordinates user training
  • Coordinates and schedules hardware repairs
  • Develops and delivers training in future technologies
  • Consults with and advises program management and administrative staff on systems and office automation requirements
  • Is responsible for capacity planning, technology planning, disaster planning and budgeting required to insure an efficient, effective, reliable system
  • Directs and coordinates the design, development, acquisition and implementation of computer hardware, software and data communications solutions that will meet the needs of the division
  • Is responsible for project management and change control for all internal system and component changes
  • Interfaces systems and data processing activities within the department and with other County departments as necessary
  • Performs system and user account creation, maintenance, security and removal
  • Is responsible for day-to-day operations, scheduling, and performance tuning
  • Monitors daily activity on systems, checking for potential problems, resource ability, performance and "load" characteristics, and network integrity; monitors systems activity and usage to maintain a secure environment; and troubleshoots, repairs and provides viable recommendations for resolving problems
  • Interfaces with department staff/customers to provide help with hardware or software related questions, network or connectivity questions, and general assistance required regarding the systems, software, and resources
  • Notifies department staff/customers of changes, updates and new features
  • Is responsible for the implementation and running of back-up and archive procedures
  • Keeps current with software releases and updates for all operating systems, applications and e-mail systems, keeping all systems at current release levels, unless directed otherwise
  • Evaluates new software under consideration for adoption; reviews available public domain software for possible use; and maintains accurate inventory of licenses and appropriate version/release levels for all applications in use
  • Develops and maintains written and on-line documentation, procedures and help files which includes keeping existing documentation current as well as occasionally authoring end-user documentation
  • Is responsible for interfacing with vendors' sales and field services personnel to coordinate normal periodic maintenance and arrange for and monitor equipment repairs and purchases
  • Is responsible for installation, configuration and maintenance of the data communications equipment for the internal network
  • May provide on-site technical support
  • May plan, assign, schedule, and provide work direction to other staff


Education: Possession of a Bachelor degree from an accredited college or university with a major in computer science, information processing or a closely related field.

Experience: Four (4) years of full-time or its equivalent experience in designing, installing and helping to maintain complex multi-site Network Server Operating Systems, LANs and WANs using physical layers, bridges, gateways and routers.

Substitution: Additional qualifying experience may be substituted for the required education on a year-for-year basis up to a maximum of four years.


Application Appeal Period: 11/4/19 - 11/8/19
Tentative Multiple Choice Exam Scheduled for: 11/19/19

1. Application Filing:  All applicants must apply on-line at and submit the information as indicated on the job announcement by the final filing date.
2. Application Evaluation: Depending on the number of applications received, an Application Evaluation Board may be convened to evaluate and select the best-qualified candidates for invitation to the next phase of the examination.
3. Written Exam: Depending on the number of applications received, a multiple choice exam may be utilized to evaluate and select the best-qualified candidates for invitation to the next phase of the examination.

The Human Resources Department may change the examination steps noted above in accordance with the Personnel Management Regulations and accepted selection practices.

After you receive a conditional job offer, you will be fingerprinted, and your fingerprints will be sent to the California Department of Justice (DOJ) and the Federal Bureau of Investigation (FBI). The resulting report of your conviction history (if any) will be used to determine whether the nature of your conviction conflicts with the specific duties and responsibilities of the job for which you have received a conditional job offer. If a conflict exists, you will be asked to present any evidence of rehabilitation that may mitigate the conflict, except when federal or state regulations bar employment in specific circumstances. Having a conviction history does not automatically preclude you from a job with Contra Costa County. If you accept a conditional job offer, the Human Resources department will contact you to schedule a fingerprinting appointment.

All Contra Costa County employees are designated Disaster Service Workers through state and local law. Employment with the County requires the affirmation of a loyalty oath to this effect. Employees are required to complete all Disaster Service Worker-related training as assigned, and to return to work as ordered in the event of an emergency.

It is the policy of Contra Costa County to consider all applicants for employment without regard to race, color, religion, sex, national origin, ethnicity, age, disability, sexual orientation, gender, gender identify, gender expression, marital status, ancestry, medical condition, genetic information, military or veteran status, or other protected category under the law.