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.
Identity & Access Management (Primary)
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.
Microsoft 365 Administration (Primary)
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.
Azure Cloud Infrastructure
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.
Server, Backup, Storage & Infrastructure (Secondary)
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…