Senior Network Engineer_HYBRID IN CHICAGO job in Chicago

We are looking for a highly motivated Senior Network Engineer to join our Global Infrastructure team based in Chicago. This role is ideal for someone who thrives in a fast-growing environment, enjoys solving complex technical challenges, and wants to play a key role in shaping the future of a global enterprise network. The successful candidate will be responsible for designing, implementing, supporting, and continuously improving our global network infrastructure across North America, Europe, and Asia. This position requires both strong technical expertise and the ability to collaborate effectively with business stakeholders, project teams, security teams, cloud engineers, and support organizations. This is a hands-on engineering role with opportunities to influence architecture, drive standardization, and support strategic infrastructure initiatives., Design, deploy, and support enterprise network solutions across global sites. Troubleshoot complex network issues across LAN, WAN, Wireless, Internet, VPN, and Cloud environments. Provide Tier 3 escalation support for critical production incidents. Participate in on-call rotation and major incident response activities. Support network lifecycle management, upgrades, and refresh projects. Enterprise Networking Configure and support: Cisco Switching Cisco Wireless Meraki Wireless Palo Alto Firewalls VPN technologies Routing and Switching platforms Manage: BGP OSPF Static Routing VLANs QoS High Availability solutions Security & Identity Work closely with cybersecurity teams to maintain secure network architectures. Support: 802.1X Network Access Control DHCP Snooping Segmentation initiatives Firewall policies Zero Trust initiatives Cloud Networking Support cloud connectivity and networking solutions across: Microsoft Azure AWS Assist with: VPN connectivity Hybrid networking Cloud routing Security integration Wireless & User Experience Improve wireless performance and end-user experience globally. Support wireless standardization initiatives. Troubleshoot roaming, authentication, and connectivity issues. Work with endpoint and infrastructure teams to deliver reliable connectivity for Windows and macOS users. Projects & Continuous Improvement Lead network-related infrastructure projects. Identify opportunities to simplify, standardize, and automate operations. Develop technical standards and best practices. Participate in global network transformation initiatives.

Required Experience7+ years of enterprise networking experience. Experience supporting medium to large global environments. Strong troubleshooting skills across multiple technologies. Experience supporting production environments with high availability requirements. Ability to manage multiple priorities in a fast-paced environment.

Strong experience with: Cisco Catalyst Switching Cisco Wireless Meraki Wireless, Network Security Enterprise Wireless Design SD-WAN concepts Network Monitoring platforms Cloud Experience

Experience with:Microsoft Azure Networking AWS Networking Hybrid Cloud Connectivity, Experience with Prisma Access Experience with SASE architectures Experience with automation and scripting (PowerShell, Python, Terraform) Soft Skills

We’re looking for someone who:Takes ownership and drives issues to resolution. Is comfortable working independently. Communicates effectively with both technical and non-technical audiences. Can explain complex technical concepts in simple terms. Is proactive and continuously looks for improvement opportunities. Enjoys mentoring junior engineers. Works well in a collaborative global environment.