Senior Network Engineer

Job Title: Senior Network Engineer

Location: Pune/Mumbai
Department: Network Infrastructure
Experience: 3–8 years

Job Summary:
We are seeking a skilled and proactive Senior Network Engineer to design, implement, and manage a highly available and secure network infrastructure spanning multiple technologies and vendors. The ideal candidate will have hands-on experience with routing, switching, firewalls, VPNs, and advanced redundancy protocols.

Key Responsibilities:
• Configure and maintain enterprise networks using Cisco and FortiGate equipment.
• Deploy and troubleshoot Layer 2 and Layer 3 technologies: STP, RSTP, VTP, VLANs, HSRP, VRRP.
• Manage and monitor BGP sessions, route-maps, AS-path policies, and failover routing strategies.
• Implement VPN solutions (Site-to-Site, SSL, IPSec) and manage remote access policies.
• Maintain high availability using technologies like MLAG (Multi-Chassis LAG), VSS (Virtual Switching System), and Port-Channel.
• Secure and segment networks using firewalls, ACLs, and advanced FortiGate UTM features.
• Collaborate with internal teams and external vendors for upgrades, migrations, and incident response.
• Monitor network performance, perform root cause analysis, and optimize infrastructure.
• Document topologies, configurations, and standard operating procedures (SOPs).

Required Skills & Qualifications:
• Strong understanding of L2/L3 protocols and enterprise networking standards.
• Proven expertise with Cisco IOS/NX-OS and FortiOS.
• Hands-on experience with BGP, VPN, STP, VTP, and VLAN planning.
• Familiarity with MLAG, VSS, and high-availability network designs.
• Experience in troubleshooting complex routing and firewall scenarios.
• Working knowledge of network monitoring tools (e.g., Observium, NetFlow, SNMP).
• CCNP/CCIE or NSE certifications preferred.

Nice to Have:
• Exposure to datacenter interconnect, VXLAN, EVPN, or SD-WAN.
• Experience with automation using Python or Ansible for network tasks.