Philadelphia, PA
Joshua Ronn
Enterprise IT Administrator
Endpoint Management · Identity & Security · Automation
Results-driven IT professional with experience supporting large-scale enterprise environments and mission-critical infrastructure. Strong background in desktop and endpoint support, IT asset management, system security, and service management platforms. Proven ability to support real-time operations, improve system reliability, and collaborate across technical teams in high-availability environments. Hands-on experience with ServiceNow, endpoint management tools, cybersecurity best practices, and transportation systems supporting hundreds of thousands of daily users.
700K+
Daily riders supported
9,000+
ServiceNow users
10,000+
Devices managed
4
Certifications
Core Competencies
Key areas of expertise spanning enterprise IT administration, security, and automation.
Endpoint Management
Intune, Jamf, Active Directory, MDT — device lifecycle from imaging to retirement
Identity & Authentication
Entra ID, PIM role management, YubiKey deployment, MFA administration
SharePoint & M365 Administration
Site management, permissions, Groups admin, and collaboration platform support
ServiceNow ITSM
Administering a 9,000+ user instance — ticket triage, workflows, and process improvement
Cybersecurity Practices
Attack surface reduction, endpoint security compliance, vulnerability assessments
Scripting & Automation
PowerShell, Python, Bash — building tools that reduce manual effort and downtime
System Administration
Windows, Linux, Unix environments — server and workstation management
Cloud & Virtualization
AWS, Azure, VMware — supporting hybrid infrastructure
IT Asset Management
Hardware lifecycle tracking, auditing, and enterprise inventory management
Technical Documentation
Procedures, runbooks, and reporting that support operational clarity
Current Role
Where I work today and what I deliver.
IT Support Associate
Southeastern Pennsylvania Transportation Authority (SEPTA)
October 2025 — Present
- Provide Tier 2 desktop and enterprise IT support for a transportation system serving 700,000+ daily riders
- Support Windows and macOS endpoints, peripherals, and specialized transportation systems in a 24/7 operational environment
- Administer and support a ServiceNow instance with 9,000+ users, including ticket triage, workflow feedback, and process improvement
- Assist with endpoint management, system security, and IT asset lifecycle tracking to improve operational reliability
- Collaborate with infrastructure, cybersecurity, and application teams to resolve incidents affecting real-time transit operations
- Support automation and system optimization initiatives to reduce downtime and improve response times
Looking for a capable IT administrator?
I bring enterprise endpoint management, security operations, and automation experience to teams that need reliable infrastructure support.