Juniper routers like MX-series/PTX-Series, switches like QFX series, firewalls like SRX series and Software Defined Networking (SDN) controllers like Contrail and NorthStar are used to perform complex network functions in diverse customer networks in roles like the edge services aggregation node in infrastructure telecommunications companies offering mobile and Internet service or the data center edge node connecting private and public clouds. Understanding of TCP/IP and related protocols such as Ethernet, OSPF, ISIS, L2VPN, L3VPN, GRE, IPSec, NAT, HTTP, NetConf, BGP, MPLS, EVPN-VXLAN, Multicast; Automation programming skills (Python, Perl) network virtualization, containerization, and Software Defined Networking (SDN) knowledge is required.