Hybrid Network Administrator – Enterprise IT (Houston)

USA DeBusk, LLC.; Houston (TX); Híbrido; USD 65.000 - 90.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Fortinet NSE Certification

CompTIA Network+

Descripción de la vacante

USA DeBusk is seeking an experienced Network Administrator to support, maintain, secure, and continuously improve the company's enterprise network infrastructure across corporate offices and geographically distributed operating locations.

The Network Administrator will handle LAN/WAN/WLAN/VPN, firewall, switching, and related services to ensure availability, performance, and security for critical business operations.

Formación

• Bachelor's degree in Information Technology, Computer Science, Network Engineering, or related field, or equivalent combination of education and experience.
• 3+ years of experience administering enterprise network infrastructure.
• Experience supporting geographically distributed office environments.
• Experience administering enterprise firewall platforms.
• Experience supporting Cisco switching technologies.

Responsabilidades

• Administer and support LAN, WAN, WLAN, VPN, and internet connectivity.
• Configure, maintain, troubleshoot, and upgrade switches, routers, firewalls, and wireless infrastructure.
• Manage Cisco switching environments, including VLANs, routing, trunking, spanning tree, port configuration, and switch security.
• Support connectivity across headquarters, branch locations, and remote operations.
• Coordinate network installations and activations for new offices, facilities, and temporary job sites.
• Troubleshoot DNS, DHCP, routing, VPN, wireless, latency, and connectivity issues.
• Maintain network documentation, diagrams, IP addressing records, and equipment inventories.
• Monitor network health, utilization, and device availability.
• Identify and resolve performance issues and capacity concerns proactively.
• Respond to outages and service interruptions with root-cause analysis and resolution.
• Work with telecommunications carriers, ISPs, and vendors to resolve connectivity issues.
• Support network redundancy and resiliency initiatives.
• Participate in after-hours maintenance and network support as needed.
• Provide Tier 2 and Tier 3 support for network-related incidents.
• Partner with Service Desk, Security, Infrastructure, Applications, and field IT teams.
• Create and maintain technical documentation and knowledge base articles.
• Maintain accurate network configuration and asset records.
• Participate in change management and incident management processes.
• Assist with configuration backups and recovery activities.
• Support disaster recovery and business continuity planning efforts.

Conocimientos

TCP/IP

VLANs

STP/RSTP

VPN

Wi-Fi

Troubleshooting

Documentation

Educación

Bachelor's degree in IT/CS/Networking

3+ years enterprise network administration

Herramientas

Cisco Switching

Firewall administration

DNS/DHCP

Descripción del empleo

USA DeBusk is seeking an experienced Network Administrator to support, maintain, secure, and continuously improve the company's enterprise network infrastructure across corporate offices and geographically distributed operating locations.

The Network Administrator will handle LAN/WAN/WLAN/VPN, firewall, switching, and related services to ensure availability, performance, and security for critical business operations.