Network Engineer

Job in Illinois

MF IT Global is a technology services company delivering professional IT support with local teams across Latin America, North America, and Europe. Founded in 2009, the company brings over 15 years of experience, with certified specialists and 24/7 availability for critical infrastructure needs. Services span IT installation and support, network administration, cloud computing, virtualization, on-site and remote staffing, 24/7 emergency response, IT consulting, and custom software development.

Our client is looking for a Network Engineer:

Location: Plainfield, IL 60544
Start Date: ASAP
Onsite: On-site (full-time)
Project Duration: 4-6 weeks

Key Responsibilities
Monitor and support enterprise wireless infrastructure including wireless LAN controllers (WLCs), access points, and related services.
Perform L2 troubleshooting of wireless connectivity, authentication, roaming, coverage, and performance issues.
Analyse wireless heatmaps and network performance metrics to identify coverage gaps and optimisation opportunities.
Support wireless deployments, upgrades, migrations, and device onboarding activities.
Manage incident, problem, and change tickets in accordance with ITIL processes.
Coordinate with OEM vendors (Cisco TAC, etc.) for complex issue resolution.
Support wireless security features such as Rogue AP Detection, WIPS/aWIPS, 802.1X authentication, and guest access solutions.
Participate in on-call support and major incident management activities as required.

Technical Skills Required
Wireless Technologies
Cisco Wireless LAN Controllers (9800 Series, AireOS)
Cisco Access Points
Aruba Wireless (Preferred)
Wireless site surveys and heatmap analysis
RF fundamentals (2.4 GHz, 5 GHz, 6 GHz)
Network Technologies
VLANs, STP, Routing and Switching
802.11 a/b/g/n/ac/ax standards
QoS for voice and video over Wi-Fi
Tools & Platforms
Cisco DNA Center (DNAC)
Ekahau
Security
802.1X Authentication
Cisco ISE
WPA2/WPA3
Rogue Detection and Wireless Security Monitoring

Qualifications
Bachelor's degree in Computer Science, Information Technology, Electronics, Telecommunications, or related field required.
Cisco Certified Network Associate (CCNA) required.
Preferred Experience
Cisco Certified Network Professional (CCNP Enterprise/Wireless).
Enterprise Wi-Fi operations supporting 500+ AP environments.
Cisco DNAC Assurance and Wireless Analytics.
Wireless migrations, refresh projects, and site surveys.
Experience working with global NOC/Operations teams.

Work Authorization: Candidates must have valid identification/authorization to work in the US.

To Apply: Send your resume to