Network Engineer

Sonoma Consulting Inc.

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Elk Grove Village, IL, us on site Until 8/21/2026 First posted February 23, 2026 Last posted February 23, 2026
Job description

Halo Group places technology experts within the teams of the world’s leading companies to help our customers stay one step closer to their customers and one step ahead of the competition.

Seeking an experienced Cisco Certified Network Professional who has a hands on understanding of complex L2/L3 network topologies. Having an in depth knowledge of wireless local area networks and WLAN project experience is preferred. This individual must be able to interact well in a team environment, be able to follow a detailed work flow process and comply with all change management procedures and policy. As a network engineer at United you will need to be available for after hour project implementations, hardware installations, and configuration changes. This position reports to the Manager of Network Engineering and will be assigned to 2017 capital initiatives and core support activities.

Experience in Routing Protocols OSPF, BGP, & EIGRP and different platform of Cisco routers ASR1002, 7600, 7200, 3800, 2800 etc.
Expert in Switching L2/L3 and different platforms of Cisco switches Nexus, 6500, 4500, 4900, 3700, 3500, etc. and HPE/Aruba 3810 and 5412z switchesExperience in Wireless LAN technology and understanding of Aruba Access Points and Controllers.
Expert with troubleshooting and hands on for routing & switching
Knowledgeable with Security technologies i.e. Firewalls, VPN, IDS, IPS, 802.1x, Internet Proxy etc.
Experience with different OS and server technologies is a plus.
Team player and inclined towards taking on new challenges.
Be able to deliver detailed design diagrams, complete technical documentation, and develop change scripts, using various tools such as? HP NA, MS Excel, MS Power Point, and MS Visio.



All your information will be kept confidential according to EEO guidelines.

Network Engineer

Must be CCNP or higher.

Experience: 7-9 years applicable experience in network engineering.

About this role

Summary

Designs, implements, and troubleshoots complex Cisco network solutions, including routing, switching, WLAN, security.

Job title

Network Engineer

Experience level

7-9 years

Industry

technology

Location requirements

Elk Grove Village, IL; on-site role, some after-hours work allowed

Salary

Not specified

Management role

No

Skills & keywords

Required skills

Cisco Certified Network Professionalrouting protocolsCisco routersCisco switcheswireless LAN

Preferred skills

Aruba access pointsfirewallsVPNIDSIPS

Specializations

routing protocolswireless LANswitchingsecurity technologies
Locations

Structured locations inferred from the posting.

Elk Grove Village, IL, USA

On-site City