JCJonathan Cisnerossystems & support

Resume / professional profile

Built from the helpdesk up.

A seven-year technical path through onsite support, device repair, MSP operations, and systems administration. This page intentionally keeps the story public and business-focused.

Career summary

IT technician with experience supporting end users, managing desktops and servers, resolving helpdesk tickets, deploying machines and services, and writing automation scripts that reduce repetitive work.

The consistent thread is practical ownership: troubleshoot the immediate issue, document the durable fix, and look for the next repeatable improvement.

Experience

IT User Support Technician II

RUHS Public Health · Riverside County

Oct 2024 — Apr 2025
  • Delivered technical and software support onsite and remotely through the primary operations center.
  • Managed daily route planning, user coordination, and prioritization of support tasks independently.
  • Temporary assignment ended early because of funding constraints, not performance.
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Junior IT Systems Administrator

A-Check Global / Sterling Check

Apr 2022 — Oct 2024
  • Supported user and system security procedures across a hybrid Microsoft environment.
  • Upgraded server applications, deployed virtual machines with vSphere, and maintained software versions and company policies.
  • Created network shares, delegated permissions, managed inventory, and handled purchasing and bookkeeping workflows.
  • Scripted PowerShell automation for user provisioning, remote tools, software reports, and user removal.
  • Performed monthly patching across approximately 30 servers.
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PC & cellphone technician

Right There Repair

Aug 2020 — Apr 2022
  • Performed onsite cellphone and computer repairs, with a focus on mobile phones and Chromebooks.
  • Ran diagnostics, replaced parts, managed a storefront, and created customer-facing time and labor estimates.
  • Improved repair intake, customer service, and device flow while supporting multiple store locations.
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IT Support Technician / Field Lead

TECHPLUG.NET

Feb 2018 — Mar 2020
  • Supported an MSP client base with printer repair, server installations, warranty service, and software deployment.
  • Fulfilled onsite support for four Southern California offices simultaneously.
  • Promoted to lead, dispatching technicians and coordinating communication between field techs and customers.
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Education & certifications

NinjaOne RMM Certified TechnicianNinjaOne Academy · verify certificate ↗
Autotask PSA Certified TechnicianKaseya University · training portal ↗
Foundations of CybersecurityCoursera · verify certificate ↗
Google IT Fundamentals CertificateCoursera · verify certificate ↗
Computer Systems Support CertificateRiverside Adult School
Computer Information Systems · some collegeRiverside City College
High School DiplomaRamona High School