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Senior Network Security Engineer (Fortinet/Cisco)

USA💼 Full-time💰 $150,000–$150,000🗓 2026-09-24 → 2026-09-27

Core

Lead the migration and standardization of acquired enterprise networks into a unified golden configuration model, ensuring high availability and security across LAN, WAN, and data center infrastructures.

Role type

Senior Network Security Engineer (Fortinet/Cisco)

Builds

Standardized enterprise network infrastructure for acquired entities

Domain

Enterprise Networking & Cybersecurity

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Cisco Nexus 7K/9K, Cisco Catalyst, Fortinet FortiGate, FortiManager, FortiAnalyzer, Fortinet SD-WAN, BGP, OSPF, EIGRP, route redistribution, policy-based routing, M&A network integration, large-scale network migration, gap analysis, migration planning, roadmap development

Preferred skills

Cisco ISE, Ruckus wireless, SolarWinds monitoring, site-to-site IPsec, SSL VPN design

Technologies

Cisco, FortiGate, LAN, Network, Nexus, Security, VPN, AI, Fabric, Hardware

Responsibilities

Lead migration and standardization of acquired networks into enterprise golden configuration. Assess acquired environments, identify gaps, and create migration strategies and execution plans. Design, implement, maintain, and troubleshoot LAN, WAN, wireless, and data center network infrastructure. Manage and optimize a large-scale enterprise network and security environment. Resolve escalated technical issues and provide advanced troubleshooting support. Oversee monitoring, alerting, incident response activities, and related documentation. Maintain security controls, including firewalls, access controls, intrusion detection, and change management practices. Mentor junior engineers and lead network projects and cross-functional initiatives. Perform capacity planning, performance monitoring, bottleneck resolution, and scalability planning. Produce and maintain technical documentation, including diagrams, procedures, configurations, and knowledge base content. Coordinate resources across teams to support technology implementations, cutovers, and infrastructure improvements. Drive continuous process, systems, and operational improvements across the network environment.

Seniority

Senior, hands-on IC

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