Network Engineer

Valiant Technologies LLC; Chicago (IL); On-site; USD 90,000 - 130,000; Full time

Job summary

Valiant Technologies LLC in Chicago is seeking an experienced Network Engineer to design, implement, configure, and maintain enterprise network infrastructure across LAN/WAN.

You will work with Cisco routers and switches, manage TCP/IP networks, VPNs, VLANs, and firewalls, and monitor performance while troubleshooting. The role emphasizes security and reliable infrastructure support.

This position requires US work authorization and a proactive, collaborative approach.

Qualifications

• Strong experience with Routing & Switching.
• Hands-on experience with Cisco routers and switches.
• Knowledge of TCP/IP, LAN, WAN, VLAN, VPN, and Firewall.
• Experience with network monitoring and troubleshooting.
• Knowledge of network security and infrastructure support.

Responsibilities

• Design, implement, configure, and maintain network infrastructure.
• Monitor and troubleshoot networks and devices to ensure optimal performance.
• Ensure security of the network and compliance with policies.
• Collaborate with IT teams to support business needs.

Skills

Routing & Switching

Cisco routers & switches

TCP/IP

LAN

WAN

VLAN

VPN

Firewall

Network monitoring

Troubleshooting

Network security

Infrastructure support

Tools

Cisco IOS

Job description

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

Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Job Description:

We are looking for an experienced Network Engineer responsible for designing, implementing, configuring, and maintaining network infrastructure.

Mandatory Skills:

• Strong experience with Routing & Switching.
• Hands-on experience with Cisco routers and switches.
• Knowledge of TCP/IP, LAN, WAN, VLAN, VPN, and Firewall.
• Experience with network monitoring and troubleshooting.
• Knowledge of network security and infrastructure support.

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.