Senior Network Engineer III: Design, Secure & Optimize Networks

D. R. Horton; Arlington (TX); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Medical, Dental and Vision

Employee Stock Purchase Plan

Flex Spending Accounts

Life & Disability Insurance

Vacation, Sick, Personal Time and Bank

Job summary

D.R. Horton, Inc. is seeking a Network Engineer III to install and maintain network systems, configure devices, and troubleshoot issues across our enterprise.

This role requires hands-on work with routers, switches, VPNs, firewalls, and related security controls, with on-site presence at our Arlington, TX operations. The ideal candidate has 4–7 years of experience, a high school diploma (GED) or higher, proficiency with Cisco IOS/NX-OS, and strong communication skills.

Qualifications

• High school diploma or GED.
• 4–7 years of related work experience.
• Must have a vehicle and a valid driver’s license.
• Advanced understanding of network services and protocols (BGP, OSPF, EIGRP, HSRP, VRRP, VRF, VTP, DHCP, DNS).
• Advanced understanding of networking systems such as routers, switches, and firewalls.
• Cisco IOS/NX-OS experience.
• Strong OSI model troubleshooting knowledge.
• Excellent communication with management and non-technical staff.

Responsibilities

• Maintain and monitor networks: routers, switches, VPNs, and security devices.
• Troubleshoot and resolve network issues; communicate status to stakeholders.
• Install, configure, and upgrade network hardware and software.
• Create firewall rules; update security systems.
• Lead and review work of team members; on-site project support.
• Design/implement new network solutions and improve existing networks.
• Report network status to key stakeholders; participate in on-call rotation.

Skills

Networking protocols

Communication skills

Customer service

Project management

Education

Bachelor's degree preferred in IT/CS/Engineering

CCNA/CCNP certification preferred

Tools

Cisco IOS/NX-OS

F5 Load Balancer

SD-WAN

ACI

Windows OS

MS Office

Job description

D.R. Horton, Inc. is seeking a Network Engineer III to install and maintain network systems, configure devices, and troubleshoot issues across our enterprise.

This role requires hands-on work with routers, switches, VPNs, firewalls, and related security controls, with on-site presence at our Arlington, TX operations. The ideal candidate has 4–7 years of experience, a high school diploma (GED) or higher, proficiency with Cisco IOS/NX-OS, and strong communication skills.