Network Engineer
Job in
Rockford, Winnebago County, Illinois, 61103, USA
Listed on 2026-02-06
Listing for:
Rexus Group
Full Time
position Listed on 2026-02-06
Job specializations:
-
Engineering
Systems Engineer, Cybersecurity, Hardware Engineer, Technical Support
Job Description & How to Apply Below
Job Description:
L3 Network Engineer
Location:
Northrock Ct, Rockford, Illinois, USA
Job Type: Short term (One business day)
Role SummaryRexus Group is seeking a Senior‑Level Network Engineer to provide onsite network engineering support at Safecor Health. The engineer will be responsible for restoring administrative access, supporting switch configuration, validating connectivity, and assisting during a production cutover in collaboration with the customer’s IT team.
Key Responsibilities- Perform factory reset of existing Cisco Catalyst switches where administrative access is unavailable
- Regain administrative control of network devices
- Validate successful reset and confirm readiness for reconfiguration
- Upload, apply, and/or modify customer‑provided network configurations
- Assist with configuration of a subset of switches as prioritized by the customer
- Support configuration and validation of the following switch models:
- Cisco Catalyst 9200 Series
- Cisco Catalyst 9300 Series
- Cisco Catalyst 9500 Series
- Validate configuration awareness of the Cisco Catalyst 9500 switch supporting underground fiber connectivity between sites
- No redesign, optimization, or activation of unused fiber links unless explicitly directed by the customer
- Assist with setup and basic configuration of Ubiquiti wireless access points
- Validate access point connectivity and basic operational status
- Provide onsite firewall‑related support and validation
- Assist customer personnel with firewall connectivity checks and troubleshooting
- Full firewall redesign or architecture changes are out of scope
- Work collaboratively with the customer’s onsite IT contact
- Provide real‑time troubleshooting support during the production cutover window
- Validate basic network connectivity following configuration changes
Skills & Qualifications
- Senior‑level experience with Cisco Catalyst switching environments
- 7–9 years of hands‑on experience in network engineering roles
- Hands‑on experience with Cisco 9200, 9300, and 9500 series switches
- Strong troubleshooting skills for Layer 2 and basic Layer 3 networking
- Familiarity with Ubiquiti wireless access points
- Ability to work onsite and collaborate effectively with customer IT teams
- Clear documentation and reporting skills
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