Network Infrastructure Specialist

Job Title: Network Infrastructure Specialist

• The primary responsibility of this role is to design, implement, configure and support local area networks (LAN) and wide area networks (WAN), as well as Voice over IP (VoIP).
• Ensure that all systems, applications, network configurations are maintained, and network availability is provided to all system users.
• Troubleshoot, isolate and resolve network performance issues.

Our Current Technical Environment

• Cisco Routers, Switches, Firewalls & Nexus platforms.
• Nexus switches, NSX-T/NSX-V, NSX Edge, NSX logical router, NSX Load balancer, NSX distributed Firewall
• Palo Alto SD WAN with Global Protect.
• Configure, troubleshoot and manage Routing protocols, Firewall Security policies/rules, Cisco ISE RBAC policy, service definitions, load balancing rules - creating virtual server, Pool configuration, iRules, SSL client-server configuration, redirection rules, etc.
• Azure connectivity and networking (e.g., Express Route, DNS, IP allocation and traffic routing, NSG's and Azure Firewall, etc.)
• Azure VNET and subnet management, troubleshooting and provision via Terraform or Azure PowerShell
• NSX - Network and Security Virtualization

What You'll Do

• Configure and support Nexus switches, NSX-T/NSX-V, NSX Edge, NSX logical router, NSX Load balancer, NSX distributed Firewall
• Configuring, troubleshooting and managing Routing protocols, Firewall Security policies/rules, Cisco ISE RBAC policy, service definitions, load balancing rules - creating virtual server, Pool configuration, iRules, SSL client-server configuration, redirection rules, etc.
• Deployment of SD WAN setup physical and virtual on sites and integration with Azure
• Implementing and managing Azure connectivity and networking (e.g., Express Route, DNS, IP allocation and traffic routing, NSG's and Azure Firewall, etc.)
• Azure VNET and subnet management, troubleshooting and provision via Terraform or Azure PowerShell
• Identify root cause of problem
• Identify hardware problems through log investigation
• Report and investigate anomalies outside the expected norm.
• Understanding of IPS/IDS technologies.
• Monitoring Network Availability and Performance.
• Review all critical links for utilization and error thresholds
• Review all configurations and compare standards document and NAS config policy
• Installs, configures, maintains and manages network security systems including, access controls, firewalls, and other network security products.
• Proxy ticket opening with carrier or vendor as required
• Open trouble tickets, follow-up, repair as required
• Follow up on open issues, update tickets periodically & closing it within SLA Review of Syslog status Documentation.
• Respond to system issues related to the infrastructure and fulfill service requests
• Prioritize workload and resolve any technical issues/roadblocks
• Solid skills in logical troubleshooting, communication, documentation and problem resolution
• Maintain a positive attitude and positive working relationship with all departments.

Requirements and Qualifications

• Bachelor's degree in Computer Science, MIS or engineering-related field or equivalent work experience
• 8+ years of combined related work experience on Network Systems Infrastructure.
• Extensive hands-on experience and troubleshooting experience in Network Protocols - BGP, OSPF, MPLS, IS-IS, STP, ECMP, vPC, etc.
• Experience in Enterprise VOIP and Telephone system maintenance and management.
• Proven knowledge in Cloud, Virtualization & Network Security.
• Strong experience on Routing/Switching, Firewall, Content Filtering, Radius, Routing protocols (EIGRP, OSPF, BGP), Wireless, VPN, WAAS.
• Good to have: CCNA, CCNP, any public cloud certification
• Willing to work under different technologies and take up new technology responsibilities outside the core skills
• Ability to interact with various levels of professionals
• Ability to work under pressure in a fast-paced environment and meet tight deadlines
• Ability to act independently to drive IT goals and changes
• Advanced troubleshooting methodology
• Ability to judge priorities and adjust their work accordingly
• Experience with implementing and managing Cloud Environments (Public, Private, Hybrid Cloud)
• Applicable experience with firewalls, Internet VPN's remote implementation, troubleshooting, and problem resolution.
• Familiarity with monitoring and analysis solutions such as SolarWinds and NetMon.
• Proficiency in designing and implementing load balancing solutions
• Good knowledge on observability tools like Datadog.