Network Engineer

As a key member of the network engineering team, you will have strong experience with routing and switching in an ISP setting, including SD‑WAN, network monitoring, infrastructure, as well as general network troubleshooting skills. This position is a hybrid with onsite presence required in our Schaumburg, IL office.

• Work directly with customers to design, implement, and operate solutions that are resilient, high-performing, and maintainable.
• Ensure accuracy of backend systems and documentation.
• Perform root cause analysis and determine corrective actions.
• Design, provision, maintain, and troubleshoot services for clients including SD‑WAN, SASE, MPLS, DIA, SIP, and UCaaS.
• Assist with infrastructure design, maintenance, and operation, including SNMP, Netflow, Syslog, Prometheus, Grafana, Solarwinds, Netscout, Netbox, and Veeam. Part of your role will be to support Coeo's network and infrastructure in addition to customer networks.
• Participate in trouble ticket resolution and troubleshoot advanced issues escalated from Tier 1 support.
• May require some travel.

• Experience working on ISP data networks at all layers or experience working at an MSP with a wide range of technologies.
• Experience troubleshooting at the packet layer, capturing, and analyzing traffic, and working with Wireshark.
• Experience with layer three routing protocols in an ISP environment (e.g. IS-IS, OSPF, BGP and BGP traffic engineering).
• Understanding of metro ethernet design including EVCs, UNIs, and NNIs.
• Understanding of network design and deployment of routers and switches, e.g. Juniper, Cisco, ALU, Ciena, Fortinet, Mikrotik, etc.
• Experience with SD‑WAN and SSE technologies, deployment, and use‑case evaluation (i.e., Versa, Broadcom/Velo Cloud, Client/Silver Peak).
• Understanding of resiliency and redundancy in network design, protocols involved, and hardware options for high availability.
• Vendor certifications a plus, Cisco, Juniper, Palo Alto, Fortinet, etc.
• Excellent communications skills.
• Desire to take on new opportunities and work independently.
• Ability to work effectively as part of the Network team.
• Strong desire to learn and demonstrated commitment to professional development.

• Firewall configuration and management.
• Scripting and automation in Power Shell, Python, Go, etc.
• Voice network architecture, Clients, hosted PBX, SIP Phones, ATAs.
• Windows and Linux server administration.
• Azure, GCP, or AWS cloud configuration and management.
• Virtualization management experience with VMware, KVM, Open Stack, Docker, Kubernetes, or others.