NIXORENO

Work

Senior macOS & Endpoint Platform Engineer

Senior macOS systems engineer with nearly two decades of hands-on Apple and multi-platform IT experience, including 13+ years supporting Jamf-managed fleets (80 to 8,800+ devices) in aerospace environments. Owns Jamf Pro platform operations, security patching and packaging via Jamf and Satellite, and SentinelOne EDR alongside Jamf. Background spans repair business ownership, K-12 lab instruction, studio IT, and aerospace programs. Builds macOS packaging automation with shell, Python, and Swift.

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Competencies

Jamf PromacOS Endpoint ManagementSentinelOneApplication PackagingSatellite PackagingSecurity PatchingShell ScriptingPythonSwiftPKI / PIVActive DirectoryMicrosoft IntuneChange ManagementTier 3 Support

Experience

Leidos

Systems Administrator — macOS & Jamf Platform · Aug 2019 – Present · Palmdale, CA
  • macOS and Jamf infrastructure SME on aerospace contracts, supporting fleets up to 8,800+ devices.
  • Maintain and update Jamf Pro servers; approve workstation administrator requests under change control.
  • Own end-to-end security patching and software packaging via Jamf and Satellite.
  • Administer SentinelOne EDR for macOS alongside Jamf workflows; Tier 3 escalations.

Perspecta

macOS System Administrator · Jun 2018 – Aug 2019 · Edwards, CA
  • Supported Jamf infrastructure across aerospace contracts from pilot fleets (~80) through multi-thousand-device production.
  • Created agency-wide security update packages; formal change management for every release.

DXC Technology

Apple/Mac Systems Engineer · Apr 2017 – Jun 2018 · Edwards, CA
  • Jamf Pro support for aerospace contracts; security package lifecycles at enterprise scale.
  • Built test plans and packages ahead of QA while meeting SLA targets.

Hewlett Packard Enterprise

macOS System Administrator · Dec 2015 – Apr 2017 · Edwards, CA
  • Managed agency-wide security update packages using Radia CAE across distributed macOS environments.
  • Tier 3 support for macOS and related endpoint issues.

DAV-LEAR Systems Inc.

Field Service Technician · Sep 2013 – Dec 2015 · Edwards, CA
  • Tier 2 support on aerospace contracts; installed, maintained, and upgraded systems.
  • Troubleshot PKI/PIV and Active Directory tasks to maintain security standards.

Lancaster School District

Computer Lab Technician · Feb 2012 – Aug 2013 · Lancaster, CA
  • Operated school computer labs; taught foundational computer skills.
  • Hardware setup/repair, software installs, and classroom workstation readiness.

Disney Worldwide Services, Inc.

IT Support Technician · Aug 2011 – Jan 2012 · Glendale, CA
  • Workstation moves and refreshes across Disney studio offices in Glendale.
  • Desktop support for Windows and macOS in a fast-paced studio environment.

Nixon's Computer Care

Owner / Technician · May 2007 – Jul 2011 · Antelope Valley, CA
  • Owned a computer repair business serving residential and small-business clients across macOS, Windows, and Linux.
  • Hardware repair, malware remediation, OS support, and end-to-end customer service.

Builds

Automate Packaging

Python, shell, Jamf API, pkgbuild, notarization
  • Recipe-driven pipeline to check vendor versions, normalize to flat .pkg, and upload to Jamf Pro instances.
  • Version state tracking, dry-run validation, OAuth refresh, and notarized macOS installer.

RCPackage

Swift 6, SwiftUI, pkgbuild, productbuild, notarization
  • Composer-style macOS packaging tool — CLI, SwiftUI app, and RCPackageKit library.
  • Drag-and-drop payloads, pre/post-install scripts, Developer ID signing, notarization-ready builds.

Certifications

Jamf Certified AdminJamf Certified TechApple Certified Mac Technician (ACMT)CompTIA A+CompTIA Network+

Education

Florida Institute of Technology — B.S., Computer Information Systems · 2016 – 2019

Antelope Valley College — General Education · 1992 – 1994