Design, implement, and maintain enterprise network infrastructure including LAN, WAN, WLAN, and SD-WAN architectures, ensuring high availability and scalability.
Configure and manage routing and switching protocols such as BGP, OSPF, EIGRP, VLANs, STP, and VTP across complex network environments.
Implement and manage network security solutions including firewalls (Cisco ASA, Palo Alto, Fortinet), IDS/IPS systems, VPNs (IPSec, SSL VPN), and network access control (NAC).
Design and support cloud networking solutions across AWS, Microsoft Azure, and Google Cloud Platform, including VPC, VNet, subnets, load balancers, and hybrid connectivity (VPN/ExpressRoute/Direct Connect).
Monitor and troubleshoot network performance, latency, packet loss, and bandwidth utilization using tools such as SolarWinds, Nagios, Wireshark, and PRTG.
Implement and maintain network monitoring and alerting systems to ensure proactive detection of issues and minimize downtime.
Perform network capacity planning, performance tuning, and optimization to ensure efficient resource utilization and system reliability.
Configure and manage DNS, DHCP, IP addressing schemes, and network services, ensuring proper network functionality and resolution.
Implement high availability and disaster recovery (HA/DR) solutions including failover, redundancy, load balancing, and backup strategies.
Automate network configuration and management using scripting languages such as Python, PowerShell, or Bash, improving operational efficiency.
Implement and enforce network security policies, standards, and compliance frameworks such as NIST, ISO 27001, and CIS benchmarks.
Collaborate with security teams, DevOps teams, and system administrators to ensure secure and optimized network operations.
Manage and maintain network devices such as routers, switches, firewalls, wireless controllers, and load balancers from vendors like Cisco, Juniper, Aruba, and Palo Alto.
Support data center and enterprise network environments, including rack-and-stack, cabling, and hardware lifecycle management.
Provide technical leadership, mentorship, and documentation while contributing to network architecture design and best practices.