Demo

IT Systems Administrator

Lensa
Anaheim, CA Full Time
POSTED ON 1/9/2026
AVAILABLE BEFORE 2/8/2026
Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of its direct clients, recruitment ad agencies, and marketing partners. Lensa partners with DirectEmployers to promote this job for Power Plus. Clicking "Apply Now" or "Read more" on Lensa redirects you to the job board/employer site. Any information collected there is subject to their terms and privacy notice.

Do you have experience in wireless networks and related security? Do you have an understand of web servers and web server configuration? Do you like troubleshooting? If so, we should talk.

We arePower Plus!A multi-industry leader in providing power when you need it, where you need it through intelligent and efficient power solutions. We work with Fortune 500 companies across the country such as Amazon, Wal-Mart, Costco, and more. We’ve built a35-year reputationfor excellence through our commitment to developing our people, providing exceptional, relationship-based customer service, and giving back to the community. Our biggest differentiator is the quality of our people, and the working environment we create for them, which really has to be seen to be believed.

Benefits

  • Medical
  • Dental
  • Vision
  • Training and mentoring
  • 401(k) with matching
  • Paid sick leave
  • Paid vacation

Summary

This position will ensure reliability, security, and performance across servers, endpoints, and cloud services while partnering closely with the IT Director and mentoring helpdesk staff. It will maintain and improve Microsoft-centric on-prem/cloud environment and act as primary escalation for complex incidents. Own Tier-2/3 troubleshooting; secure core services (AD, M365/Azure, servers, virtualization, backups); perform basic network tasks (switch/firewall) under change control.

Job Responsibilities

  • Own Tier-2/3 incidents and problem records; deliver workarounds and permanent fixes (root cause).
  • Coach helpdesk staff on troubleshooting methods, SOPs, and quality standards.
  • Create/maintain knowledge base (KB) articles to reduce repeat escalations and improve first-contact resolution.
  • Administer Windows Server/Active Directory, Group Policy, DNS/DHCP, and file/print.
  • Manage virtualization (VMware), storage platforms, and backup/restore operations (Veeam).
  • Operate and optimize Azure/Microsoft 365 (Entra ID/AAD, Intune/Endpoint Manager, Exchange Online, SharePoint/OneDrive).
  • Coordinate vulnerability remediation, EDR/Defender protections, and least-privilege access (RBAC).
  • Maintain access control

Competencies/Requirements

  • 3–5 years hands-on system administration in Microsoft-centric environments.
  • Strong troubleshooting across OS, network (basic switching/firewall), and application layers; PowerShell proficiency.
  • Experience owning Tier-3 escalations and producing KB/SOP content.
  • Experience with common switch and firewall vendors (Cisco/Meraki, HPE/Aruba, Fortinet, Palo Alto, SonicWall) at a basic configuration level is a plus.
  • Ability to work flexible hours, weekends and holidays
  • Available for after hours and on call assignments
  • Basic working knowledge of Windows server 2012/2019 environment/WAN Domain and all MS OS systems
  • Working knowledge of VMWare
  • Basic Understanding of SQL and configuration of SQL servers

Pay Range: $75,000 - $100,000

If you’ve always wanted to really make a difference, have your contributions mean something, and work for a place where loyalty, integrity, and hard work still means something, we want to hear from you!

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If you have questions about this posting, please contact support@lensa.com

Salary : $75,000 - $100,000

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