Hands-on Network Administrator - Cisco & Cloud

Concero; Fort Worth (TX); On-site; USD 70,000 - 100,000; Full time

Job summary

Concero is seeking a Network Administrator to support enterprise network operations, troubleshooting, and optimization in a Cisco-based environment. The role emphasizes hands-on execution while collaborating with senior engineers on initiatives and architectural improvements.

The ideal candidate will contribute independently on routine tasks, while growing into more advanced engineering responsibilities over time.

Qualifications

• 3–5+ years in network administration/engineering roles
• Hands-on experience supporting Cisco routing and switching environments
• Experience in a production enterprise environment

Responsibilities

• Configure, maintain, and support LAN, WAN, wireless, and VPN environments in a Cisco-based infrastructure
• Perform day-to-day network operations, monitoring, troubleshooting, and incident response
• Diagnose and resolve network performance issues across switching, routing, and connectivity layers
• Implement network changes per ITIL-based change management
• Support network security configurations including firewalls, ACLs, and VPN tunnels
• Assist with upgrades, hardware replacements, and system implementations
• Monitor performance and capacity; maintain documentation
• Support cloud and hybrid connectivity, including Azure
• Assist in maintaining VoIP infrastructure and service quality
• Collaborate with vendors for issue resolution and service delivery
• Participate in on-call rotation or after-hours support

Skills

LAN/WAN basics

Cisco switching

OSPF/EIGRP

VPNs/IPSec

DNS/DHCP

Azure networking

Network monitoring

VoIP familiarity

Education

Bachelor’s degree in CS/IT or related field

Tools

Azure

Cisco Catalyst/Nexus

Job description

Concero is seeking a Network Administrator to support enterprise network operations, troubleshooting, and optimization in a Cisco-based environment. The role emphasizes hands-on execution while collaborating with senior engineers on initiatives and architectural improvements.

The ideal candidate will contribute independently on routine tasks, while growing into more advanced engineering responsibilities over time.