Senior Network Security Engineer

Need 11+ Years of ExperienceNetwork Data Job Description• Expertise of network routing and switching technologies, multicast expertise, public cloud networking, and network hardware• Technical expertise in Cisco platforms including but not limited to Nexus Series (5k/7k/9k), Cisco ACI platform, Catalyst Switches, ISR Routers, Cisco SDWAN and network management tools• Expert understanding of IP multicast routing. Experience working with large trading floor technologies, managing, troubleshooting and deployment of large-scale multicast architecture for trading applications• Detailed knowledge of network, transport and application protocols, BGP, MPLS, EIGRP, OSPF, VPC, 802.1Q, ether-channel, STP, RSTP, VTP, QoS, ACLs, VxLAN, TCP/UDP, HTTP, FTP, DNS, SIP,RTP• Extremely proficient with network management, monitoring and troubleshooting tools (sniffer,syslog, NetFlow, TCPDUMP, Wireshark)• Experience with Palo Alto firewalls, F5 load balancers, SD-WAN architectures and WAN automation technologies. Good understanding of remote access technologies including Citrix, IPSec VPN• Implementation of low latency network environments• Experience implementing large scale multitenant datacenters, Network Access Control and network segmentation solutions• Experience with network automation using Python, JSON and workflow using solutions such as Itential, Ansible and Terraform• good understanding of remote access technologies including Citrix, IPSec VPN, and Direct Access to provide internal users with anytime anywhere accessibility to business applications• Experience managing and deployment of large-scale multicast architecture for trading applications• Hands-on operational experience and management of AWS/Azure services, including AWS Direct Connect experience strongly preferred

Mandatory Skills• Experience with Palo Alto firewalls• Expertise of network routing and switching technologies and network hardware/Software Upgrade• Technical expertise in Cisco platforms including but not limited to Nexus Series (5k/7k/9k) Good Knowledge on Catalyst Switches, ISR Routers, Cisco SDWAN and network management tools• IPSEC VPN, Routing Protocols BGP, EIGRP and OSPF• Good Knowledge on F5 Load Balancer• VPC, 802.1Q, ether-channel, STP, RSTP, VTP, QoS, ACLsSecondary Skills• Multicast expertise, public cloud networking• WS, AZURE Cloud, Direct Connect and AViatrix Controller• Palo Alto GPCS• Cisco ClientGood to Have• Cisco ACI platform & VxLAN• Network Access Control and network segmentation solutions• Network automation using Python,Itential and Ansible• CPACKET, VIAVI and Netbrain