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# IT Systems Administrator

- **Company:** SUSTAINABLE INFRASTRUCTURE SOLUTIONS, LTD.
- **Location:** Little Lake, CA, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Microsoft Word, Microsoft Excel, Microsoft Windows, BASIC (Programming Language), Microsoft Outlook, VMware ESX Servers, Hyper-V, Hypervisor, Image Management, Microsoft Software, Productivity Software, TCP/IP, Virtual Local Area Networks, Virtualization Technology, VMware VSphere, Information Technology
- **Published:** September 16, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=c42fe8e1f5090853

## About the Role

Bachelor's degree in Computer Science, Telecommunications, Business Administration, or equivalent
Certifications: Security+, Network+, CCNA
Experience & Technical Skills
Experience: 3+ years of experience in a Systems Administrator, Network Administrator, or advanced Helpdesk role.
Virtualization: Hands-on experience with hypervisors (such as VMware vSphere/ESXi or Microsoft Hyper-V).
Networking: Solid understanding of TCP/IP, VLANs, and basic firewall routing/rules.
OS Deployment: Experience with imaging tools (like MDT, SmartDeploy, or Acronis).
Key Competencies
Analytical and detail-focused.
Strong organizational and communication skills.
Able to manage competing priorities with accuracy.
Proactive and adaptable.

## Description

Infrastructure & Server Management
Virtualization: Deploy, configure, and manage hypervisors and virtual machines (VMs).
Directory Services: Administer the Active Directory Domain Controller, managing user accounts, permissions, and Group Policies.
Storage: Maintain and secure file servers, ensuring proper data access controls and backups.
Network, Security & Telephony
Switching: Configure, monitor, and troubleshoot network switches to maintain optimal uptime.
Firewall Administration: Implement basic rule changes, monitor logs, and maintain network security protocols.
VoIP Systems: Manage the corporate VoIP phone system, including extension setups, call routing, and hardware provisioning.
Endpoint Management & End-User Support
Deployment: Create, update, and deploy standardized OS images onto company laptops and desktops.
Helpdesk Support: Provide tier 1 and tier 2 technical assistance to local and remote end-users.
Software Support: Troubleshoot Microsoft applications (Microsoft 365, Outlook, Teams, Word, Excel) and other productivity tools.