Network Administrator I

County of Contra Costa
Contra Costa County, CA


Bargaining Unit:Local 21 - Supervisory Management

Why join the Contra Costa County District Attorney’s Office?

Contra Costa County District Attorney’s Office is currently seeking qualified individuals to fill one (1) vacancy in the Network Administrator I classification.

As a member of the District Attorney’s Office, you will have the opportunity to work in a challenging and rewarding environment. You will be an important part of a team focused on seeking justice for the members of our community. The mission of the Contra Costa County District Attorney's Office is to seek justice and enhance public safety for all our residents by fairly, ethically, aggressively, and efficiently prosecuting those who violate the law, and by working to prevent crime.

As a Network Administrator I within the District Attorney’s Office, you will play a critical role by supporting and maintaining both on-premises and cloud-based infrastructure, ensuring system reliability, security, and performance. You will work with virtualization platforms, Windows server environments, and enterprise systems while collaborating with cross-functional Information Technology teams to support County operations.

What you will typically be responsible for:
  • Administering and supporting on-premises and cloud-based systems infrastructure
  • Managing and maintaining virtualization platforms (Hyper-V and VMware)
  • Supporting Windows Server environments, including Active Directory and Group Policy
  • Administering print servers, file services, and backend systems
  • Performing patch management and system updates to ensure security compliance
  • Supporting enterprise software lifecycle management (deployment, updates, retirement)
  • Monitoring system performance, availability, and capacity
  • Identifying, assessing, and remediating system vulnerabilities as part of ongoing cybersecurity management efforts
  • Implementing and maintaining security controls, hardening standards, and compliance requirements
  • Troubleshooting hardware, software, and system issues across environments
  • Providing front-end user support in a fast-paced environment, ensuring timely resolution of technical issues
  • Managing backups and ensuring disaster recovery readiness
  • Collaborating with network, security, and application teams on infrastructure and security initiatives
  • Maintaining documentation for systems, configurations, procedures, and security practices

We are looking for someone who is:
  • Analytical: Demonstrates strong problem-solving skills for swift resolutions
  • Proactive: Takes initiative to enhance IT operations
  • Resilient: Maintains composure when facing challenges or delays
  • Collaborative: Openly and effectively working with the team members to achieve goals
  • Flexible: Adapts adeptly to changing tech landscapes
  • Precise: Meticulously attending to system details to ensure accuracy and reliability
  • Dedicated: Commits to ensuring seamless system performance

A few reasons you might love this job:
  • You will make a meaningful impact supporting systems that serve the community
  • You will work with enterprise technologies and modern infrastructure tools
  • You will collaborate with a knowledgeable and supportive IT team
  • You will have access to ongoing learning and professional development opportunities

A few challenges you might face in this job:
  • You will be supporting a hybrid infrastructure with both legacy and modern systems
  • You will be managing systems across multiple departments and locations
  • You will be keeping pace with evolving security and patching requirements
  • You will be balancing operational support with project-based work
  • You will be ensuring high availability of critical public service systems

Competencies Required:
  • Adaptability: Responding positively to change & modifying behavior as the situation requires
  • Critical Thinking: Analytically & logically evaluating information, propositions & claims
  • Analyzing & Interpreting Data: Drawing meaning & conclusions from quantitative or qualitative data
  • Professional & Technical Expertise: Applying technical subject matter to the job
  • Customer Focus: Attending to the needs & expectations of customers
  • Project Management: Ensuring that projects are on-time, on-budget & achieve their objectives
  • Oral Communication: Engaging effectively in dialogue
  • Writing: Communicating effectively in writing
  • Building & Maintaining Relationships: Establishing rapport & maintaining mutually productive relationships

To read the complete job description, please visit the website, www.cccounty.us/hr.
The eligible list established from this recruitment may remain in effect for six (6) months.Other departments throughout the County may use the eligible list from this recruitment to fill future vacancies. Education:Possession of a Bachelor's degree from an accredited college or university with a major in computer science, information processing or a closely related field.

Experience:
Three (3) years of full-time or its equivalent experience in designing, installing, and helping to maintain complex multi-site Network Server Operating Systems, Systems administration including storage, virtualization and cloud.

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

Desirable qualifications:
  • Experience supporting enterprise-level IT environments, including large-scale, multi-site infrastructure
  • Experience with NetApp, Rubrik, Tanium, KACE, Microsoft Windows Server and Desktop OS (current versions), Microsoft Azure, AWS, or other cloud platforms
  • Knowledge of automation and scripting
  • Familiarity with endpoint management tools and MDM solutions
  • Experience supporting hybrid environments (on-premises and cloud)
  • Understanding of security best practices, vulnerability management, and compliance frameworks
  1. Application Filing and Evaluation:Applicants will be required to complete a supplemental questionnaire at the time of application, applications will be evaluated to determine which candidates will move forward in the next phase of the recruitment process.
  2. Training and Experience Evaluation:Candidates will be required to complete a training and experience questionnaire at the time of filing. The responses to the training and experience questions on the supplemental questionnaire will be used to evaluate candidates' relevant education, training and/or experience as it relates to the Network Administrator I classification.(Weighted 100%)
  3. Final Selection Interviews:These will be scheduled by the department once the eligible list is established.

The Human Resources Department may change the examination steps noted above in accordance with the Personnel Management Regulations and accepted selection practices.For recruitment-specific questions, please contact Austin Wagers at Austin.Wagers@hrd.cccounty.us. For any technical issues, please contact the GovernmentJobs’ applicant support team for assistance at +1 855-524-5627.
CONVICTION HISTORY
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.

DISASTER SERVICE WORKER
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.

EQUAL EMPLOYMENT OPPORTUNITY
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 identity, gender expression, marital status, ancestry, medical condition, genetic information, military or veteran status, or other protected category under the law.
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