Senior Network Engineer

Key Responsibilities

• Provide L3 troubleshooting and resolution for complex network and firewall incidents.
• Manage and support FortiGate Firewall and Cisco Firepower Threat Defense (FTD) environments using Firewall Management Center (FMC).
• Design, configure, and troubleshoot Cisco routing and switching environments, including VLANs, OSPF, BGP, and STP.
• Support enterprise wireless networks and resolve performance, connectivity, and authentication issues.
• Troubleshoot DHCP, DNS, NAT, VPN, and end-to-end network connectivity issues.
• Participate in network monitoring, incident management, problem management, and change management activities.
• Perform root-cause analysis, document resolutions, and recommend preventive actions.
• Collaborate with cross-functional teams, vendors, and stakeholders to restore services and deliver network changes effectively.
• Maintain accurate network documentation, operational procedures, and knowledge articles.
• 10+ years of hands-on experience in network engineering and enterprise network operations.
• Strong experience with FortiGate Firewall and Cisco Firepower Threat Defense (FTD).
• Practical experience with Cisco Firewall Management Center (FMC).
• Strong knowledge of Cisco routing and switching.
• Expertise in VLANs, OSPF, BGP, and STP.
• Experience supporting and troubleshooting enterprise wireless networks.
• Strong troubleshooting skills across DHCP, DNS, NAT, VPN, and network connectivity.
• Experience with network monitoring, incident management, and change management processes.
• Strong analytical, communication, documentation, and collaboration skills.
• Cisco ISE, including RADIUS, TACACS+, and 802.1X.
• Azure Networking, including VNet, NSG, VPN Gateway, and ExpressRoute.
• SD-WAN experience with Aruba EdgeConnect/Silver Peak.
• Experience with LogicMonitor, Splunk, and ServiceNow.
• Why AHEAD: Through our daily work and internal groups like Moving Women AHEAD and RISE AHEAD, we value and benefit from diversity of people, ideas, experience, and everything in between. We fuel growth by stacking our office with top-notch technologies in a multi-million-dollar lab, by encouraging cross department training and development, sponsoring certifications and credentials for continued learning. India Employment Benefits include: Comprehensive health insurance coverage for employees, with options to extend coverage to dependents Paid time off and company holidays, along with additional leave benefits as per policy Flexible work arrangements, supporting work-life balance Learning and development opportunities to support continuous growth and upskilling Employee wellness initiatives and programs focused on physical and mental well-being Retirement and statutory benefits in line with India regulations Inclusive and people-first culture, with a strong focus on collaboration and ownership

Required Skills & Qualifications

Desired Skills

Additional information

Qualifications

• Experience with network monitoring, incident management, and change management processes.
• Experience with LogicMonitor, Splunk, and ServiceNow.