{"id":3726268,"url":"https://alion.io/job/vine-infotech-senior-network-security-lead","title":"Senior Network & Security Lead","company":{"id":4455816,"name":"Vine 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Management","optional":false},{"name":"ITIL","optional":false},{"name":"MPLS","optional":false},{"name":"OSPF","optional":false},{"name":"VLAN","optional":false},{"name":"Wi-Fi","optional":false}],"status":"live","first_seen_at":"2026-11-04T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-11-04T00:00:00Z","board_verified":false,"closed_at":null,"days_open":5,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":5},"description":"At least 12+ years of experience in Networking and Security field\nAble to provide Level-3 support in troubleshooting and diagnosing faults and issues\nExtensive experience in managing and supporting complex LAN/WAN environments, Cisco Routing & Switching, Wireless Networking, Firewalls, F5 Load Balancers, Infoblox, Fortigate and network infrastructure operations.\nExperience in providing Level 3 technical support, leading network operations teams, managing critical incidents, ensuring SLA compliance, coordinating with customers and service providers, and maintaining high network availability and performance.\nExperience in Network Security & Firewall Management\nExperience in supporting Cisco Routing & Switching infrastructure, including VLANs, Trunking, STP, RSTP, HSRP, GLBP, OSPF, EIGRP, BGP, and MPLS.\nExperience leading network operations teams and supporting Level 1 and Level 2 engineers.\nAbility to work in 24x7 operational environments and manage high-priority technical issues.\nRequired Technical Skills\nCisco Routing & Switching.\nLAN/WAN technologies and enterprise connectivity.\nRouting protocols: OSPF, EIGRP, BGP, Static Routing, RIP, and MPLS.\nSwitching technologies: VLAN, VTP, STP, RSTP, Trunking, HSRP, and GLBP.\nEnterprise Wireless Networking and Cisco Wi-Fi.\nNetwork Security: Cisco, and FortiGate.\nF5 Load Balancer: VIP configuration, SSL Offloading, and troubleshooting.\nInfoblox DNS, DHCP, and IP Address Management.\nNetwork monitoring and troubleshooting tools.\nKnowledge of ITIL processes, incident management, and SLA management.\n Preferred Certifications\nCisco CCNA.\nCisco CCNP Routing & Switching.\nITIL Foundation / ITIL 4.\nSkills\nEngineering Management, Trunking, EIGRP, Cisco Routing & Switching, Dynamic Host Configuration Protocol (DHCP), STP, Resolve Technical and Operational Issues, Cisco, Enterprise Networking, Switching, Routing Protocols, Network Infrastructure, Technical Leadership, SSL, Firewall Management, HSRP","description_format":"text","description_chars":1960,"description_truncated":false,"requirements":{"experience_years_min":12,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","Custom Software 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