Impactful Infrastructure Systems Administrator (On‑Site)

CFS; Modesto (CA); On-site; USD 95,000 - 120,000; Full time

Job summary

CFS in Modesto, CA is seeking a System Administrator to support and maintain its enterprise infrastructure. This hands-on role covers server, cloud, networking, and end-user environments to ensure the stability, security, and performance of critical business systems across on-premises and virtual platforms.

The ideal candidate will lead infrastructure initiatives, collaborate with cross-functional teams, and mentor junior IT staff while promoting best practices and excellent service.

Qualifications

• 4+ years of experience in Systems Administrator, Network Administrator, or related infrastructure role.
• Advanced knowledge of networking and distributed computing environments.
• Strong experience administering Windows Server environments (DNS, GPO, File Servers, Print Management).
• Experience supporting VMware and virtualized server environments.
• Experience administering Windows and Linux operating systems.
• Hands-on experience with Active Directory, Azure Active Directory, MFA, Microsoft Intune.

Responsibilities

• Manage, monitor, and maintain VMware, Windows, and Linux server environments for security, reliability, and high availability.
• Provision, configure, and decommission physical and virtual servers as needed.
• Administer on-premises Active Directory and Azure Active Directory environments.
• Manage user accounts, groups, permissions, printers, and access controls.
• Support daily operations of core infrastructure systems, including server, voice, video, and data platforms.
• Implement and maintain backup, disaster recovery, and redundancy solutions.
• Administer Microsoft 365 services, including SharePoint and Teams.
• Coordinate with third-party vendors to support projects and service delivery.
• Mentor and support junior IT staff while promoting best practices and customer service.

Skills

Networking fundamentals

Distributed computing

Problem solving

Team collaboration

Tools

VMware

Windows Server

Linux

Active Directory

Azure Active Directory

MFA

Microsoft Intune

Job description

CFS in Modesto, CA is seeking a System Administrator to support and maintain its enterprise infrastructure. This hands-on role covers server, cloud, networking, and end-user environments to ensure the stability, security, and performance of critical business systems across on-premises and virtual platforms.

The ideal candidate will lead infrastructure initiatives, collaborate with cross-functional teams, and mentor junior IT staff while promoting best practices and excellent service.