Lead Network & Communication

Job description

**Role & responsibilities** **1) Network Operations (OnPrem)** - Administer and support LAN/WAN, routing & switching, and enterprise WiFi - Configure, monitor, and troubleshoot L2/L3 network issues (VLANs, STP, OSPF/BGP, QoS) - Manage network device lifecycle (build, patching, firmware upgrades, EOL/EOS planning) - Maintain network performance baselines and ensure adherence to SLAs **2) Security & Perimeter (Firewall/VPN)** - Operate and manage firewalls/UTM (policy changes, NAT, IPS/IDS, URL filtering) - Configure and support Site-to-Site VPN and Remote Access VPN - Coordinate with SOC/InfoSec for security events, remediation, and audit readiness - Implement segmentation, least privilege access, and secure routing policies **3) Cloud Networking (Azure/AWS/GCP)** - Design/support cloud networking components such as: - VNET/VPC, subnets, route tables, NAT gateways - Network Security Groups / Security Groups - Load balancers, Private Link/Endpoints, firewall integration - Enable hybrid connectivity: - ExpressRoute/Direct Connect/VPN gateways (as applicable) - Troubleshoot connectivity between onprem, cloud, and SaaS environments **4) Data Center & DR Readiness** - Support DC/DR network architecture (HA, redundancy, failover testing) - Ensure consistent network configuration across primary and DR sites - Participate in DR drills, document outcomes, and implement improvements **5) Monitoring, Automation & Documentation** - Use monitoring tools (e.g., SolarWinds, PRTG, Zabbix, Grafana, Azure Monitor, CloudWatch) - Perform root cause analysis (RCA), problem management, and preventive actions - Maintain accurate documentation: - Network diagrams, IP plans, firewall rulesets, SOPs/runbooks, CMDB updates - Identify opportunities for automation (PowerShell/Python/Ansible) for repetitive tasks **6) Stakeholder & Vendor Management** - Coordinate with OEMs/ISPs/MSPs for incident resolution and changes - Support change management, CAB approvals, maintenance windows, and reporting - Provide regular health reports and improvement recommendations to leadership **Preferred candidate profile** - Hands-on troubleshooting experience with Cisco / Juniper / HPE / Aruba (any equivalent) - Working knowledge of firewalls (Fortinet / Palo Alto / Check Point / Cisco ASA, etc.) - Experience with VPN technologies (IPSec, SSL VPN), NAT, access controls - Exposure to cloud networking (Azure/AWS/GCP) with hybrid connectivity understanding - Familiarity with ITSM processes: Incident/Problem/Change Management (ITIL aligned) - Strong technical working knowledge on Heterogenous Network technology and devices (routers/switches/wireless architecture, in Datacenter environment), TCP/IP protocol family as well as dynamic routing based on BGP - Hands-on experience with Networking, Routing, Switching, DNS, firewall concepts & management, AAA with TACACS+ and Radius, network management with SNMP and NETFLOW/SFLOW - Excellent knowledge of best practices around management, control, and monitoring of network infrastructure - Strong problem solving and troubleshooting skills - Strong written and verbal communication, analytical, critical thinking, and problem-solving capabilities. - Superior knowledge and ability to manage and prioritize multiple ongoing, business critical projects