Mark Castillo Email & Phone Number
Interim Chief Technology Officer @ VTX1 Companies
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Mark Castillo Location
- Lyford, TX, US
Mark Castillo Work
- Interim Chief Technology Officer @ (February 2026 - Present)
- Director of Network Operations @ (June 2023 - February 2026)
- Senior Manager Network Services @ (July 2022 - August 2023)
- Network Manager - Wireless @ (September 2020 - July 2022)
- Wireless Network Supervisor @ (July 2018 - September 2020)
- Wireless Network Technician @ (October 2009 - July 2022)
- Wireless Network Technician @ (October 2009 - July 2022)
- Computer and Network Technician @ Small Business Computer Services (January 2007 - October 2009)
- IT and Billing @ Little Texans Childrens Rehabilitation (March 2005 - January 2007)
- Support Analyst @ (November 2000 - October 2004)
Mark Castillo Education
- San Antonio College 2002-2004
Mark Castillo Skills
- Linux Firewalls
- Capacity Planning
- Computer Network Operations
- IT Operations
- Infrastructure
- Computer Science
- Network Engineering
- IT Infrastructure Management
- Confidentiality
- IT Management
- System Administration
- Network Infrastructure Architecture
- Reliability
- Network Development
- LAN Switching
- Network Infrastructure
- Wireless Networking
- Network Architecture
- Firewalls
- Network Administration
- Leadership
- Information Technology
- Communication
- Project Planning
- Project Coordination
- Telecommunications
- Troubleshooting
- Call Centers
- Customer Service
- VoIP
- Team Leadership
- Project Management
- Wireless
- Management
- ITIL
- IP
- Microsoft Office
- Service Delivery
- Customer Satisfaction
- Vendor Management
- linux
- Linux System Administration
- Ubuntu
- Motorola Canopy
- Mikrotik
- Trixbox
- Routers
- Networking
- TCP/IP
- Network Design
- Switches
- LAN-WAN
- Cisco Technologies
- WAN
- Lan Wan
Mark Castillo Summary
- Mark Castillo, based in Lyford, TX, US, is currently a Interim Chief Technology Officer at VTX1 Companies. Mark Castillo brings experience from previous roles at VTX1 Companies. Mark Castillo holds a 2002 - 2004 San Antonio College. With a robust skill set that includes Linux Firewalls, Capacity Planning, Computer Network Operations, IT Operations, Infrastructure and more. Mark Castillo has 5 emails and 10 mobile phone numbers on RocketReach.
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