Network Security Engineer- Malad Mumbai

Job Summary We are looking for a skilled L2/L3 Network Specialist to manage and troubleshoot our growing network infrastructure. In this role, you will handle escalated incidents that L1 support cannot resolve, perform in-depth technical analysis, and implement routine network changes to ensure 24/7 availability and security. Key Responsibilities - Advanced Troubleshooting: Resolve complex escalated network incidents, including WAN/LAN connectivity issues, VPN failures, and routing protocol errors. - Network Configuration: Configure and maintain enterprise-level switches, routers and firewalls. - Performance Monitoring: Use tools like SolarWinds or Nagios to analyze traffic patterns and diagnose bottlenecks. - Security Management: Implement firewall rules, manage IPsec VPN solutions, and ensure regular security patches/updates. - Infrastructure Maintenance: Perform hardware upgrades, firmware updates, and regular health checks on access points and network appliances. - Change Management: Execute medium-to-complex network changes following established ITIL change management policies. - Documentation: Maintain up-to-date network diagrams, IP inventory, and technical troubleshooting guides. Required Skills & Qualifications - Experience: 5+ years of hands-on experience in network engineering and intermediate support roles. - Networking Protocols: Proficient in TCP/IP, OSPF, BGP, MPLS, and VLAN configurations. - Hardware Knowledge: In-depth experience with Cisco Catalyst/Nexus series, Juniper, and F5 load balancers. - Core Services: Strong understanding of DNS, DHCP, and QoS. - Education: Bachelors degree in Computer Science, IT, or a related field. - Certifications: Cisco CCNA is mandatory; CCNP or Juniper JNCIA is highly preferred. Soft Skills - Excellent oral and written technical communication skills. - Solid analytical thinking and root cause analysis (RCA) abilities. - Ability to work in rotational shifts for 24/7 network operations. Interested candidates may .