Senior Network Engineer

Company Overview:

Zones is a leading Global Solution Provider with a strong supply chain, recognized as the “First Choice for IT.” As a certified Minority Business Enterprise (MBE) with over 35 years in the industry, we deliver innovative end-to-end IT solutions. Our expertise spans Digital Workplace, Cloud & Data Center, Networking, Security, and Managed/Professional/Staffing services, operating across 120+ countries. We leverage top-tier certifications from partners like Microsoft, Apple, and Cisco to build transformative digital infrastructures, ensuring our clients can confidently say, “Consider IT Done.”

Position Overview:

We are seeking a proactive Senior Network Engineer in the Chicago area to develop and maintain client network environments, with network security experience being a plus. This technical role focuses on delivering reliable, world-class service for client networking and DC/Cloud infrastructures. As a key advisor and mentor, you will guide the network team in designing, analyzing, configuring, troubleshooting, and implementing network solutions. A strong understanding of coding languages, protocols, hardware, and IP-based networking is essential. This role requires travel to customer sites throughout the greater Chicago area several times per month, including the far western suburbs.

What You’ll Do:

• Troubleshoot escalated LAN, WAN, and wireless network issues.
• Design, deploy, and configure functional networks (LAN, WAN, SDWAN, Wi-Fi) for new implementations.
• Design, deploy, and configure security devices (Firewalls/IPS/VPN).
• Manage NAC/ISE/ACS services and policies.
• Configure and install network devices (switches, servers, routers), performing upgrades as needed.
• Maintain patch configuration information according to vendor severity levels.
• Monitor network performance and integrity.
• Respond to incidents to diagnose and resolve connectivity and performance problems.
• Write Root Cause Analysis (RCA) reports and participate in customer meetings.
• Analyze recurring tickets to implement preventative solutions.
• View and analyze system and application logs.
• Automate tasks and monitor their effectiveness.
• Mentor junior team members on technical issues.
• Communicate with stakeholders and end users as needed.
• Maintain comprehensive technical documentation (network drawings, processes, instructions).
• Assist in analyzing network reporting and suggest improvements for performance, capacity, and scalability.

What You Will Bring To The Team:

• 8+ years of experience as a Senior Network Engineer, including L3 escalation.
• Experience/skills in: Cisco Switching, Cisco ISE, Meraki, HP Aruba, Cato Networks, Fortinet, SDWAN, F5, Palo Alto, and ExtraHop.
• Experience with tools/systems: Solar Winds, OpenGear, GigaMon, Packet Capture, Big Panda, Rubrik, Cherwell ITSM.
• Strong knowledge of routing and switching technologies.
• Experience supporting Active Directory and DNS environments.
• Professional certification (e.g., CCNP, CCDP, CCNA).
• Strong working knowledge of Network Management Systems and Platforms (Manage Engine, Site24x7).
• Experience with network diagnostic, monitoring, and analysis tools (e.g., SolarWinds network tools).
• Solid background in network administration and architecture.
• In-depth understanding of communication protocols (TCP/IP) and routing protocols (e.g., BGP, OSPF).
• Familiarity with access control models and network security.
• Knowledge of scripting languages (e.g., Python, Perl).
• Solid understanding of network operating systems (JUNOS, Cisco IOS).
• Sharp troubleshooting skills.
• Prior experience supporting new installations and network troubleshooting in a nationwide retail environment.
• Ability to work independently.
• Excellent communication skills.
• Ability to work under pressure and meet SLAs.
• Organizational and mentoring skills.
• BS/BA in Computer Science, Engineering, or a related field.
• Solid understanding of cloud platforms (Google Cloud, AWS, Microsoft Azure, Hybrid cloud).

Zones Offers a Comprehensive Benefits Package: Including medical, dental, vision, life, disability insurance, and a 401(k) with matching. Paid time off and personal sick leave are offered in compliance with state requirements.

Zones is an Equal Employment Opportunity Employer and a Minority Business Enterprise committed to diversity and inclusion. We participate in E-Verify.