Network Support Engineer

**Domain:www.ightysupport.com** **Experience:** 8–12+ Years **Work Mode:** Remote US **Employment Type:** Full-Time Job Description We are looking for an experienced Senior Network Security Engineer (L3) with strong expertise in Cisco routing, switching, and network security technologies. **Key Responsibilities:** * Strong CCNA/CCNP-level routing and switching expertise. * Hands-on experience with Cisco Secure Firewall, Firepower (FTD), and FMC. * Handle Tier 3 (L3) escalation tickets and complex technical issues. * Perform advanced troubleshooting, root cause analysis, and packet-level analysis. * Review network and firewall designs and proposed configuration changes. * Manage firewall policies, NAT, ACLs, VPNs, and network security configurations. * Provide technical guidance and implement long-term solutions. **Required Skills:** * Advanced Cisco Routing & Switching. * Cisco Firepower / Secure Firewall / FTD. * Firepower Management Center (FMC). * Strong L3 troubleshooting and escalation management. * Network design and change reviews. * CCNP certification preferred. * Advance English communication skills. * Confident to take calls with the US clients. **Note:** This is a dedicated L3 engineering role requiring strong hands-on expertise. Candidates with only L1/L2 support experience are not suitable. **Shift timings** : 8:30 PM to 5:30 AM IST Job Type: Full-time Pay: From $50,000.00 per month Experience: * US : 6 years (Required) Work Location: Remote