System Administrator

Foothill Credit Union•Arcadia, CA

6d•Hybrid

About The Position

Join our team as a System Administrator and take a hands-on role in powering a modern, secure, and resilient hybrid IT environment! Reporting to the Manager of Information Systems, you’ll be at the center of our technology operations—managing Microsoft workstations, VMware virtualization, Windows and Linux servers, and mobile device management. You’ll help keep our systems running smoothly, securely, and reliably while safeguarding sensitive data and ensuring regulatory compliance in a dynamic credit union environment. This is a role for a proactive problem-solver who thrives on keeping systems up to date, resolving work orders and projects on schedule, and delivering outstanding support to end users. If you’re energized by technology, passionate about security, and ready to make a real impact, we’d love to hear from you. This position may require working weekends, holidays, and extended hours on short notice.

Requirements

Bachelor’s degree in IT, Computer Science, or related field (or equivalent experience)
Minimum of three (3) years of system administration experience in a hybrid environment
Strong expertise in Windows Server administration (AD, DNS, DHCP, GPO)
Working knowledge of Linux systems (Ubuntu, RHEL or similar)
Experience with VMware vSphere (ESXi, vCenter)
Hands-on experience with MDM platforms (Microsoft Intune preferred)
Experience with backup and recovery solutions (e.g., Veeam or similar)
Understanding of endpoint security, identity management, and compliance frameworks
Strong troubleshooting skills and analytical across infrastructure, endpoints, and mobile environments
Attention to detail with a focus on security and compliance related trends
Ability to manage multiple systems and priorities effectively
Clear communication and strong documentation skills
Remain knowledgeable of technical industry advancements and comply with all requirements concerning responsibility
Ability to determine priority based on the criticality of issues and several users affected
Provide all team members with the highest level of support and service possible
Ability to handle multiple tasks with attention to detail and perform duties with minimal supervision
Ability to use discretion when handling confidential information
Self-motivated and frequently demonstrates initiative by going "above and beyond" performing what is required for the position
Ability to maintain a good working relationship with all team members, members, and vendors and to use good judgment in recognizing the scope of authority
Must be able to travel within the branch network regularly
Must have a method of transportation when needed to carry out essential job-related functions; if operating a motor vehicle, must have a valid driver's license and proof of at least minimum automobile insurance coverage as required by the State of California.

Nice To Haves

Microsoft Certified: Azure Administrator Associate
VMware Certified Professional (VCP)
CompTIA Security+
Microsoft Endpoint Administrator (Intune) or similar

Responsibilities

Administer and maintain hybrid infrastructure across on-premises and cloud-based Microsoft environments, including LAN and WAN equipment
Maintain and configure Microsoft cloud services, e.g. Intune, Entra, Office 365 etc.
Manage Windows workstations, Windows Servers and Linux systems to ensure performance, reliability, and uptime
Oversee VMware virtualization platforms (ESXi, vCenter), including provisioning and resource optimization
Plan, test, and deploy system updates, patches, and upgrades across servers, endpoints, and mobile devices
Monitor network connectivity, system performance, and availability
Collaborate closely with the technology team system deployments and cybersecurity initiatives
Perform daily and monthly checklists of critical systems
Furnish documentation, diagrams, and other reports
Assist end-users with telephone and telecommunications-related issues, configuration and maintenance of phone system, voice mail, and other technical support issues
Design, implement, and maintain virtual backup solutions for VMware environments and critical systems
Perform regular backups and ensure successful completion through monitoring and reporting
Conduct periodic recovery testing and disaster recovery drills
Manage retention policies and ensure compliance with regulatory requirements
Assist with the preparation, maintenance, and testing of Foothill’s disaster recovery plan and Business Continuity Plan (BCP)
Responsible for remaining current on the latest industry news involving various computer-based and human threats to Foothill’s network infrastructure, including viruses, external/internal penetration, and other internal risks affecting the stability and confidentiality/integrity of data
Responsible for the development and maintenance of a plan to audit end-users’ workstations on an ongoing semi-annual basis
Responsible for cross-training Information System team members as backup knowledge of network protocols, traffic log analysis, and network security architecture
Assist with computer operations as needed
Attend meetings as required or assigned
May perform other duties or projects as assigned
Administer and support MDM solutions (e.g., Microsoft Intune or similar platforms)
Enroll, configure, and manage corporate and BYOD mobile devices (iOS, Android, laptops)
Enforce security policies including device encryption, PIN/password policies, and remote wipe capabilities
Manage application deployment, updates, and patching for mobile devices
Monitor device compliance and remediate non-compliant devices
Integrate MDM with identity systems (e.g., Azure AD) and conditional access policies
Implement and enforce data security controls across servers, endpoints, and mobile devices
Ensure secure integration across Microsoft and Linux platforms
Monitor logs, alerts, and security events to identify and respond to threats
Support audits and maintain compliance with standards such as NCUA and FFIEC
Maintain Azure, Active Directory, Group Policy, DNS, DHCP, and identity services
Troubleshoot infrastructure, network, virtualization, backup, and endpoint issues
Document system configurations, procedures, and change management activities