Network Engineer

Ethereum Technologies LLC; Irving (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Ethereum Technologies in Irving, TX is seeking a Network Engineer to design, configure, implement and maintain our enterprise network infrastructure. You will install, troubleshoot routers, switches, and firewalls, manage LAN/WAN/WLAN and VPN connectivity, and document configurations.

The ideal candidate has hands-on experience with Cisco devices, strong knowledge of TCP/IP, DNS, DHCP, VLANs, and routing protocols such as BGP, OSPF, and EIGRP.

Qualifications

• Experience with TCP/IP, DNS, DHCP, VLANs, and subnetting.
• Hands-on Cisco routers and switches.
• Knowledge of BGP, OSPF, and EIGRP routing protocols.
• Experience with LAN, WAN, WLAN and VPN.
• Familiarity with network security and monitoring tools.
• Ability to document configurations.

Responsibilities

• Design, configure, implement, and maintain enterprise network infrastructure.
• Install, configure, and troubleshoot routers, switches, and firewalls.
• Manage LAN, WAN, WLAN, and VPN connectivity.
• Configure routing protocols such as BGP, OSPF, and EIGRP.
• Monitor network performance, availability, and security.
• Perform root cause analysis and resolve network issues.
• Support network upgrades, migrations, and deployments.
• Maintain network diagrams, configurations, and documentation.
• Collaborate with infrastructure, security, and application teams.

Skills

TCP/IP

DNS

DHCP

VLANs

subnetting

Cisco routers/switches

BGP

OSPF

EIGRP

LAN/WAN/WLAN/VPN

network security

monitoring tools

documentation of configurations

Tools

Cisco devices

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Key Responsibilities

• Design, configure, implement, and maintain enterprise network infrastructure.
• Install, configure, and troubleshoot routers, switches, and firewalls.
• Manage LAN, WAN, WLAN, and VPN connectivity.
• Configure and troubleshoot routing protocols such as BGP, OSPF, and EIGRP.
• Monitor network performance, availability, and security.
• Perform root cause analysis and resolve network issues.
• Support network upgrades, migrations, and infrastructure deployments.
• Implement network security policies and access controls.
• Maintain network diagrams, configurations, and technical documentation.
• Collaborate with infrastructure, security, and application teams.

Required Technical Skills

• Strong knowledge of TCP/IP, DNS, DHCP, VLANs, and subnetting.
• Hands‑on experience with Cisco routers and switches.
• Knowledge of BGP, OSPF, and EIGRP routing protocols.
• Experience with switching technologies, STP, and trunking.
• Strong understanding of LAN, WAN, WLAN, and VPN.
• Experience with firewalls and network security.
• Knowledge of network monitoring and troubleshooting tools.
• Experience in network configuration, implementation, and documentation.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.