Layer 3 - IP and related technologies, Unix, Microservices, Python, Full Stack Development, Scripting Languages, Devops, Distributed Computing, Perl, User Experience, Development Fundamentals, Security Technologies, Platform Knowledge, Operating System architectures, Cross Domain Knowledge, Advanced Multicast technologies, Cloud Architectures, Security-First Mindset, Expect scripting, MPLS L2 and L3 VPN, Layer 2 technologies, Design Thinking, Multicast protocols, Advanced Datacenter technologies, Wireless LAN technologies