Senior Network Administrator

United States·San Josesenior

Network AdministratorInfrastructure & Cloud

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Quick Summary

Overview

California Water Service Job Description: California Water Service Group (Cal Water) invites you to build a meaningful career with the third largest publicly traded water utility in the United States.

Technical Tools

Network AdministratorInfrastructure & Cloud

California Water Service

Job Description:

California Water Service Group (Cal Water) invites you to build a meaningful career with the third largest publicly traded water utility in the United States. Guided by our mission to be the leading provider of water and wastewater services, we are dedicated to improving the quality of life for the customers, communities, and employees we serve. Our culture is grounded in core values—integrity, quality, service, value, health and safety, respect and collaboration, and corporate citizenship—and is reflected in our recognition as a Top Workplace®, a Great Place to Work®, and a J.D. Power leader in customer satisfaction for multiple years. Join Cal Water and be part of a purpose driven organization where your work makes a lasting impact.

The Senior Network Administrator is responsible for the design, implementation, administration, and support of the company's Identity and Access Management (IAM) platforms and Microsoft enterprise collaboration services. Primary responsibilities include administration of Active Directory, Microsoft Entra ID, Okta Identity Cloud, Single Sign-On (SSO), Multi-Factor Authentication (MFA), identity governance, and Microsoft 365 services including Exchange Online, SharePoint Online, and Microsoft Teams. Secondary responsibilities include administration of Microsoft Azure cloud infrastructure, virtual server environments, backup and recovery systems, storage infrastructure, and disaster recovery solutions. The position provides technical leadership, operational support, and on-call response to ensure the security, reliability, and availability of critical business systems. This position is located in San Jose, California.

Administer Active Directory, Microsoft Entra ID, and Okta Identity Cloud, including user lifecycle management, access controls, Single Sign-On (SSO), Multi-Factor Authentication (MFA), identity governance, privileged access management, and authentication policies.
Configure and maintain identity federation and directory integrations between Active Directory, Microsoft Entra ID, Okta, and third-party applications using SAML, OAuth, OIDC, and SCIM.
Implement and maintain identity security controls aligned with Zero Trust Architecture (ZTA), cybersecurity standards, regulatory requirements, and company policies.
Monitor identity, authentication, and access-related activity; investigate incidents and implement corrective actions to strengthen the organization's security posture.
Lead IAM initiatives and projects including application onboarding, access modernization, authentication enhancements, and identity lifecycle automation.

Administer and support Microsoft 365 services including Exchange Online, SharePoint Online, Microsoft Teams, and related collaboration technologies.
Manage Microsoft 365 security, compliance, mail flow, collaboration, and governance configurations.
Support integration of Microsoft 365 services with Entra ID, Okta, and other enterprise applications.
Monitor and optimize Microsoft 365 environments for availability, performance, security, and user experience.

Design, implement, and support Microsoft Azure cloud infrastructure and hybrid cloud solutions including networking, compute, storage, identity, security, and connectivity services.
Monitor and optimize cloud resources for performance, availability, security, and cost efficiency.
Support cloud migrations, modernization initiatives, and infrastructure automation efforts.

Administer and support VMware and virtual server environments.
Administer, maintain, and troubleshoot Storage Area Network (SAN) infrastructure, backup systems, and recovery solutions.
Support business continuity and disaster recovery initiatives, including Azure Backup, Azure Site Recovery, backup operations, recovery testing, and disaster recovery planning.
Install, support, and maintain enterprise infrastructure, virtualization, networking, and security services.
Monitor, maintain, troubleshoot, and optimize server, storage, cloud, and supporting infrastructure systems.

Responsibilities

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→Ensure accurate documentation of identity, Microsoft 365, cloud, server, and infrastructure configurations and procedures.
→Research emerging technologies and recommend security, identity, collaboration, and infrastructure enhancements.
→Lead and manage infrastructure projects of moderate complexity and scope.
→Ensure compliance with Sarbanes-Oxley (SOX), cybersecurity, and other regulatory requirements.
→Provide technical leadership, mentoring, and operational guidance to Network Administrators and other IT staff.
→Participate in Continuous Improvement initiatives and perform other duties as assigned.
→Performs work on site in assigned office location, no option for remote work

Requirements

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Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent experience.
Five years of experience administering enterprise identity management, Microsoft 365 services, and infrastructure platforms.
Strong experience with Active Directory, Microsoft Entra ID, Okta, IAM solutions, MFA, SSO, identity governance, and directory services.
Experience administering Microsoft 365 services including Exchange Online, SharePoint Online, and Microsoft Teams.
Experience supporting Microsoft Azure and hybrid cloud environments.
Experience supporting virtual server, backup, storage, and disaster recovery technologies.
Relevant Microsoft, Okta, Azure, and identity/security certifications preferred.
Excellent verbal and written communication skills.
Proficient in Microsoft Office applications.
Valid California Driver License.

Relevant certifications (e.g., CCNP, CCIE, CISSP, PCNSE).
Experience with network monitoring tools and software.
Knowledge of cloud networking and security.
Microsoft Azure Administrator Associate (AZ-104) certification desired.
Microsoft Azure Network Engineer Associate (AZ-700) certification desired.
Microsoft Azure Security Engineer Associate (AZ-500) certification desired

The Equal Opportunity Policy of the Company is based upon the philosophy that all people should be treated fairly and with dignity. California Water Service, Hawaii Water Service, New Mexico Water Service, Texas Water Service, and Washington Water Service do not discriminate against any applicant or employee because of race, color, religion, sex, national origin, or any other protected class. The Company makes all employment decisions in a non-discriminatory manner. EOE, VET, DISABILITIES.

Location & Eligibility

Where is the job

San Jose, United States

On-site at the office

Who can apply

About this job

Pay per year: $124,600–$222,800 a year; 74% above the $100,000 median for Network Administrator jobs on Jobera (41 salaries).
Who can apply: United States
Posted: 1 day ago
Employer: has 38 open jobs on Jobera.