What are the responsibilities and job description for the PRINCIPAL NETWORK SYSTEMS ADMINISTRATOR position at Los Angeles County Department of Human Resources?
EXAM NUMBER
TYPE OF RECRUITMENT
We welcome applications from anyone.
WHEN TO APPLY
EXAM NUMBER
WHY WORK FOR US?
We are dedicated professionals committed to preserving the dignity and integrity of the workplace as well as protecting the rights of each employee. The County has more than 2, 300 different job descriptions, offering a lifetime of opportunities and careers! We offer one of the strongest public-sector benefits packages in the country. Join us and discover a rich selection of health care options, robust retirement plans and the flexibility to work, relax and rejuvenate to reach your fullest personal and professional potential.
THE TEAM MEMBER WE ARE SEARCHING FOR
A dedicated professional with strong interpersonal, analytical and leadership skills, coupled with a deep dedication, and a genuine passion to serving the community to make a positive impact.
BENEFITS INFORMATION
For more information about the amazing benefits offered by Los Angeles County, please visit us here: https://hr.lacounty.gov/benefits/
DEFINITION
CLASSIFICATION STANDARDS
This class is the principal level in the Network Systems Administrator series and generally reports to an Information Technology manager and are assigned lead roles in the following areas: network design, disaster recovery planning, capacity planning, network security, complex server and network configuration, network administration and monitoring, upgrades, troubleshooting and maintenance on network related projects, including services over Internet Protocol (IP), such as audio, video, telephony and data. Incumbents possess a broad and in-depth knowledge of advanced computer networking principles, concepts and tools. They have advanced skills in network monitoring tools and a comprehensive knowledge of protocols, emerging network technologies, network security, file servers, cable infrastructure, and topologies. They apply in depth knowledge to support network infrastructure such as e-mail, storage management, file and print services, routers, wireless access points, switches, firewalls, host access, network-related software, network management systems, network security appliances, Internet, and backup and disaster recovery services.
Principal Network Systems Administrator positions are distinguished from those of the Senior Network Systems Administrator by the incumbents serving as technical experts for complex networks and associated software and hardware in high-availability environments, along with project lead or supervisory responsibilities.
Essential Job Functions
- Provides technical leadership and supervision over Active Directory and Windows Server operations, ensuring system performance, reliability, and availability.
- Oversees and performs network and server administration, including the design, configuration, installation, maintenance, and upgrade of hardware, software, and operating systems.
- Develops, implements, and enforces departmental systems administration policies, procedures, and technical guidelines.
- Coordinates and manages system backup and recovery solutions to ensure business continuity and disaster recovery.
- Administers or supervises the administration of complex server systems, ensuring integration and interoperability across multiple platforms and technologies.
- Supervises technical staff by assigning work, providing training and guidance, evaluating performance, and enforcing personnel policies and procedures.
Requirements
OPTION I:
-AND-
Four (4) years of progressively responsible, full-time, paid experience in a centralized Information Technology organization planning, designing, installing and maintaining complex network infrastructure with a high-availability environment.
OPTION II:
OPTION III:
LICENSE
PHYSICAL CLASS III - Moderate
SPECIAL REQUIREMENT INFORMATION
- In order to receive credit for your education, you must include a copy of the official diploma, official transcript, or letter/certificate from the accredited institution which shows the area of specialization at the time of filing or within seven (7) calendar days from the last day of filing. The document should show the date of the degree was conferred and be in English; if it is in a foreign language, it must be translated and evaluated for equivalent to U.S. standards. Please submit documentation to CSSD-Exams@cssd.lacounty.gov and indicate your name, the exam name, and the exam number.
We do not accept password-protected documents. Ensure documents are unlocked before attaching to your application or sending to the exam analyst.
Progressively more responsible experience is work experience that clearly shows an upward progression in the level of duties and responsibilities from one job to the next.
Centralized IT organization is defined in the County of Los Angeles as that which is responsible, under the direction or guidance of the Chief Integration Technology official for the department or major organizational unit, for providing comprehensive IT services including analysis, design, acquisition, and/or development, implementation, maintenance, or support of information systems; and in which the work performed is in direct relationship to the IT requirements and initiatives of the department or major organizational unit.
High availability environment is defined as an IT system, component, or application can operate at a high level, continuously, without intervention, for a given time period.
Withhold and out-of-class information
VETERAN'S CREDIT
Additional Information
EXAMINATION CONTENT
This examination will consist of two (2) parts:
Part I: Multiple Choice and Simulation Assessments, weighted 60%, measuring:
- Deductive Reasoning
- Communicating Effectively
- Executing & Delivering on Objectives
- Decision Making
- Delegating & Prioritizing Responsibilities
- Establishing & Maintaining Relationships
- Promoting Collaboration & Cooperation
- Coaching & Developing Others
- Building & Leading Teams
STANDARDIZED MULTIPLE CHOICE TESTS ARE NOT REVIEWABLE BY CANDIDATES PER CIVIL SERVICE RULE 7.19.
Applicants must achieve a score of 70% or higher on Part I to have their Part II – Evaluation of Training and Experience scored and calculated.
Part II: An Evaluation of Training & Experience, weighted 40%, measuring:
- Experience managing or administering system components
- Experience using identity management systems for work
- Experience performing or managing network or server administration tasks
- Experience using technology/tools to manage network and information technology operations
- Experience performing project leadership tasks
Candidates must achieve a score of 70% or higher on Part II in order to be placed on the eligible list.
OUR ASSESSMENT PROCESS
After completing and scoring your assessment, our office will review your application to ensure you meet the requirements outlined in the job posting. Only candidates who indicate that they meet the requirements of the job will be forwarded to hiring managers. Applicants found not to meet the requirements may receive a disqualification notice, even after passing the exam.
Passing this examination and being added to the Eligible List does not guarantee an offer of employment.
TRANSFER OF TEST COMPONENTS
TEST PREPARATION
- Various information can be found on our website at https://hr.lacounty.gov/job-search-toolkit/. The section dedicated to test preparation is: "Employment Test Assistance."
- Online practice tests are available at https://shldirect.com/en-us/practice-tests.
NO PERSON MAY COMPETE IN THIS EXAMINATION MORE THAN ONCE EVERY SIX (6) MONTHS.
APPLICATION AND FILING INFORMATION
Please fill out the application completely. Provide relevant job experience including employer's name and address, job title, beginning and ending dates, number of hours worked per week, and description of work performed.
We may verify information included in the application at any point during the examination and hiring process, including after an appointment has been made. Falsification of information could result in refusal of application or rescission of appointment. Copying verbiage from the Requirements or class specification as your work experience will not be sufficient to demonstrate meeting the requirements. Doing so may result in an incomplete application and may lead to disqualification.
We will send notifications to the email address provided on the application, so it is important that you provide a valid email address. If you choose to unsubscribe or opt out from receiving our emails, it is possible to view notices by logging into governmentjobs.com and checking the profile inbox. It is every applicant's responsibility to take steps to view correspondence, and we will not consider claims of missing notices to be a valid reason for re-scheduling an exam part. Register the below domains as approved senders to prevent email notifications from being filtered as span/junk mail.
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SOCIAL SECURITY NUMBER
COMPUTER AND INTERNET ACCESS AT PUBLIC LIBRARIES
NO SHARING OF USER ID AND PASSWORD
TESTING ACCOMMODATION
Testing Accommodations Coordinator: TestingAccommodations@hr.lacounty.gov
- Please note that ALL information supplied by applicants and included in the application materials is subject to verification at any point during the examination and hiring process, including after an appointment has been made.
- Applications may be rejected at any stage of the examination and selection process.
- Falsification of any information may result in disqualification or rescission of appointment.
- Utilizing verbiage from Class Specifications and Minimum Requirements serving as your description of duties will not be sufficient to demonstrate that you meet the requirements. Doing so may result in an incomplete application, and you may be disqualified.
VACANCY INFORMATION
The list of successful candidates created from this exam will be used to fill vacancies throughout the Child Support Services Department as they occur.
IRS PUBLICATION 1075
Employees and Contractors that have access to IRS Federal Tax Information (FTI) are subject to routine background investigations, including Live Scans, FBI Fingerprinting, and check of local law enforcement agencies.
AVAILABLE SHIFT
Any
DEPARTMENT CONTACT
Anna Nersesian
TESTING ACCOMMODATIONS COORDINATOR
TestingAccommodations@hr.lacounty.gov
CALIFORNIA RELAY SERVICES PHONE
TELETYPE PHONE:
COUNTY OF LOS ANGELES
Employment Information
Any language contained in the job posting supersedes any language contained below.
This document is intended to provide general information about the recruitment process of the County of Los Angeles. Applicants with questions about a specific job posting should contact the exam analyst listed on the posting.
Equal Employment Opportunity/Non-Discrimination Statement:
The County of Los Angeles is an Equal Employment Opportunity Employer and is committed to non-discrimination in the County workforce, regardless of age (40 and over); ancestry; color; ethnicity; religious creed; protected family or medical leave status; disability; marital status; medical condition; genetic information; military and veteran status; national origin; race ; sex; gender; sexual orientation; or any other characteristic protected by State or federal law. For more information, please visit: https://employee.hr.lacounty.gov/eeo-programs/.
Testing Accommodations for Applicants:
The County of Los Angeles complies with all federal and state disability laws and makes reasonable accommodations for qualified applicants and employees with disabilities. If a reasonable accommodation is needed to participate in the job application process, please contact the testing accommodation coordinator listed on the job posting. Hearing impaired applicants with telephone teletype equipment may leave messages by calling the teletype phone number on the job posting. For more information on accommodations, please visit: https://hr.lacounty.gov/accessibility/.
Fair Chance:
The County of Los Angeles is a Fair Chance employer. Except as otherwise permissible under applicable laws, you will not be asked to provide information about conviction history unless you receive a conditional offer of employment. The County will make an individualized assessment of whether your conviction history has a direct and adverse relationship with the specific duties of the job, and will also consider potential mitigating factors, which may include, but is not limited to, evidence and extent of rehabilitation, recency of the offense(s), and age at the time of the offense(s). If asked to provide information about conviction history, any convictions or court records which are exempted by a valid court order do not have to be disclosed. Qualified applicants with arrest or conviction records will be considered for employment in accordance with County Fair Chance Policies and the Fair Chance Act (Gov. Code Section 12952).
Employment Eligibility:
Final appointment is contingent upon verification of U.S. citizenship or the right to work in the United States.
Career PathFinder:
Resources to help current and prospective employees plan a career with Los Angeles County are available. To explore career paths to and from nearly all job titles, please visit our interactive Career PathFinder application at http://career-pathfinder.hr.lacounty.gov.
Veteran’s Credit:
Pursuant to the County Charter and County policy, in all open competitive examinations (i.e., examinations open to everyone), the County of Los Angeles will add a credit of 10 percent of the total credits specified for such examination to the final passing score of an honorably discharged veteran, as well as the spouse of a deceased or disabled veteran, who served in the Armed Forces of the United States under specific conditions.
For more information on veteran’s credit, please visit: https://file.lacounty.gov/SDSInter/dhr/205102_PPG_115.pdf (Download PDF reader)
Revised September 2025
