Network Systems Administrator

  • City of Costa Mesa, CA
  • Costa Mesa, California
  • Oct 21, 2022
Full Time Information Technology and Communication Services
  • Salary: See Position Description USD

Job Description


  • Current: $94,920 - $127,200 annually
  • July 2023: $97,764 - $131,016 annually in addition to a 3% reduction in retirement contributions
  • July 2024: $100,680 - $134,952 annually

Under general supervision, performs a variety of Information Technology (I.T.) technical support functions related to systems maintenance, data center operations, the maintenance of local area networks (LANs) and telecommunications systems, the administration of personal computer workstations, and security administration; and performs related duties as required.


This position receives direction from the Computer Operations and Networking Supervisor. Depending upon the type of assignment, the employee can work independently or in support of I.T. staff and end users to maintain computer hardware, work stations, operating systems and provide support to the City’s network infrastructure. May be required to work other than regularly scheduled work hours as operational needs arise. This position is part of a rotating after hours standby schedule that supports public safety operations.

All applicants must complete an online City application and supplemental questionnaire. This recruitment may close at any time without notice, therefore prompt application is encouraged.

Candidates are requested to provide specific information regarding their education and experience as it relates to the position by completing all fields of the application. Applications may be rejected if incomplete. Do not include text or attached resumes, as they will not be accepted or reviewed in the application process. Based upon the information presented on the application, a limited number of candidates who possess qualifications most pertinent to the position will be invited to participate in the selection process. The selection process may include, but is not limited to, the following components: application review and evaluation, written examination or exercise, physical examination, practical exercise and interview evaluation. Please notify the Human Resources Division 72 hours in advance of the test date if you have a disability which requires accommodation for the testing process. The eligibility list will be in effect for one (1) year, unless exhausted sooner. The eligibility list established from this recruitment may be utilized to fill lower-level vacancies which occur during the life of the list.

Notifications during this recruitment will be sent by email only (regardless of the notification preference selected during the online application process). Notifications will be sent to the email address that is listed on your online application.

All employment offers made by the City are contingent upon establishing proof of a prospective candidate's legal authorization to work in the United States and successfully passing all components of the pre-employment process which may include, but is not limited to: comprehensive background check, criminal history check (Live Scan fingerprint check), polygraph examination, post-offer psychological evaluation and post-offer medical evaluation (may include drug screen).

Note: The provisions of this job bulletin do not constitute an expressed or implied contract. Any provisions contained within may be modified or revoked without notice.

Essential Functions

These functions may not be present in all positions in this class. When a position is to be filled, the essential functions will be noted in the announcement of position availability. Management reserves the right to add, modify, change or rescind work assignments as needed.

Provide hardware and software support, installation and implementation within a Windows Client/Server environment. Some tasks include add/remove/modify users, create exchange server mailboxes, reset passwords, and set user and folder-based permissions.

Provide hardware software support for Windows users. This will include complex troubleshooting of both software and hardware.

Provide Hardware and software support for LAN/WAN equipment. This will include troubleshooting complex issues, working with vendors, implementing and supporting equipment.

Monitor system activity and performance of LAN, Windows, servers and networking systems.

Administer latest Exchange server. This will include changing settings, adding and deleting users, backup and restoring mail, and general maintenance.

Provide support and administer a vmWare 6.0 or later environment, including creating and managing guest VM’s.

Using Veeam, schedule and administer daily back-ups of Windows servers and network environment.

Assist Computer Operations and Networking Supervisor and staff in completing special projects such as: upgrading vmWare environment, upgrading Windows server OS, upgrading or implementing Exchange environment and investigating complex system issues.

Assist users with installations and upgrades, investigating, trouble-shooting and answering related technical questions.

Act as a liaison with City staff, external customers, and vendors.

Perform related duties as required.

Qualification Guidelines

A typical way to obtain the requisite knowledge and abilities to perform the duties and responsibilities of this classification is as follows:


Two years of college coursework or specialized training in a directly related field. Required education may be substituted with related professional experience on a year for year basis.

Four years progressively responsible experience in computer systems administration, LAN and client/server systems, and the maintenance of PC hardware, including experience with Windows based operating systems and products.

An equivalent combination of education and relevant experience that provides the desired knowledge, skills and abilities to successfully perform essential functions may also be considered.


Possession of a valid California Driver’s License by date of appointment. Revocation of license during employment may result in disciplinary action or reassignment.

Possession of, or ability to obtain certification as a full access CLETS user.

Certification in the use of Microsoft products, Exchange Server, vmWare and LAN/WAN administration practices is desirable.


Knowledge of Windows environments, spreadsheet and word processing software applications programs such as Microsoft Office and exchange/outlook.

Knowledge of Exchange functionality as it interacts with the Windows environment.

Knowledge of SAN solutions and how they interact with vmWare.

Knowledge of networking principles.

Knowledge of systems administration and security practices.

Knowledge of PC hardware.


Ability to clear and maintain Criminal Justice Information Systems (CJIS) security clearance and requirements

Ability to carry a City issued cell phone and be on standby on a rotation basis which requires a response within 1-hour of emergency request

Ability to perform daily tasks as it relates to a Windows Client/Server environment.

Ability to backup hardware and software and be capable of disaster recovery, monitoring and correcting issues with missed backup.

Ability to work in public safety environment with CAD/RMS systems and learn the operational characteristics, services, and activities of other law enforcement programs as necessary to assume assigned responsibilities.

Ability to research, collect, compile, and analyze information and data.

Ability to organize and complete work independently and in accordance with established deadlines.

Ability to analyze and solve systems administration and PC operating and hardware problems.

Ability to communicate effectively, both orally and in writing.

Ability to establish and maintain cooperative working relationships with management, supervisors, co-workers, and other department representatives.

Ability to be available after hours on standby on a rotational basis as required.

Supplemental Information

In accordance with Government Code Section 3100 - all City of Costa Mesa employees are required to perform assigned disaster service worker duties in the event of an emergency or a disaster.

Please contact Human Resources for a summary of the essential tasks and environmental factors for this classification.

Employee accommodations for physical or mental disabilities will be considered on a case-by-case basis.

To view benefit information for all groups, Click Here

New employees contribute 12% of their salary on a pre-tax basis towards the 2%@60 or 2%@62 CalPERS retirement formula depending on eligibility. Effective July 2023, employeeswill contribute 9% of their salary on a pre-tax basis.

Salary Increases:
  • Effective July 2023: 3% increase
  • Effective July 2024: 3% increase

Employees receive the following health insurance flexible benefits contribution:
  • Effective January 2023: $1,550monthly
  • Effective January 2024: $1,600monthly
  • Effective January 2025: $1,650monthly

The City does not participate in the Social Security system; however, federal mandate requires new employees to contribute 1.45% of wages to Medicare. As a condition of employment, all new employees are required to enroll and participate in the direct deposit program.

Closing Date/Time:

Job Address

Costa Mesa, California United States View Map