Network Operation/Engineer L3Waltham, MAMinimum 10 years hands-on WAN networking support experience with at least 3 years L3 (Level-3) experienceSkills:LAN/WAN and SD-WAN:Educated to degree level in a relevant discipline or an equivalent combination of education, training, and experience.Cisco CCNP/ CCIE Routing and Switching certification is desirableIn depth working knowledge at L3 (Level-3) of Cisco LAN, WAN, SD-WAN (CISCO Viptela highly desirable) and data center infrastructure, configuration, and operationsIn depth working knowledge at L3 (Level-3) of routing protocols (BGP, OSPF), carrier WAN and Internet offerings, cloud network services.In depth working knowledge at L3 (Level-3) of Cisco LAN switching technologies including STP, RSTP, MSTP, VLANs, EtherChannel and switch stacking; proficient in configuring and troubleshooting Layer 2 and Layer 3 switches, implementing QoS, and managing network segmentation and redundancy.In depth working knowledge at L3 (Level-3) of firewalls, Zscaler and load balancer (F5) infrastructure, configuration, and operations.Wireless:Cisco CCIE Wireless / Aruba Expert Level (ACMX, ACDX, ACCX) certification is desirableCertified Wireless Networking Professional (CWNP) and Certified Wireless Security Professional (CWSP) is desirableHas thorough knowledge of WiFi network infrastructure and understanding of software defined networking.In depth knowledge of Wireless LAN (Cisco WLAN, Cisco Client, Aruba WLAN, Aruba Clearpass, Aruba Central, Aruba Naas) and private 5G (eg Celona) solutions