Fortinet Firewall Engineer (FortiManager)

TEKsystems•Edison, NJ

1d•Hybrid

About The Position

We are seeking an Expert-Level Network Security Engineer with deep, hands-on Fortinet firewall experience, including FortiManager, to serve as a senior technical authority for enterprise network security operations. This role requires strong, real-world production experience designing, deploying, and securing large-scale enterprise and data center networks, with FortiGate firewalls as a core security platform. The ideal candidate brings an exceptionally strong networking background, advanced troubleshooting skills, and the ability to fully own complex security and network initiatives. The position is primarily remote, with limited onsite presence (up to 20%) in New Jersey.

Requirements

Fortinet Security (Expert-Level)
FortiGate firewall deployment, configuration, and production support
FortiManager administration (policy packages, centralized management, templates)
Firewall policy lifecycle management and rule optimization
Site-to-site and remote-access VPNs
IPS, Application Control, and security inspection policies
Networking Fundamentals (Advanced)
TCP/IP, routing, and switching deep knowledge
Enterprise WAN technologies
BGP, OSPF, EIGRP, DMVPN
VLANs, subnetting, and Layer 2/3 design
Cisco routers and switches
Enterprise and data center routing environments
Fortinet Firewall Engineering (hands-on production experience)
FortiManager (required)
Network Security Engineering
Advanced Routing & WAN
Cisco Routing & Switching
BGP
Enterprise Networking

Nice To Haves

Expert-level Network Engineer
Hands-on experience with Cisco Nexus 9000 (Nexus 9K)
Experience with VXLAN in enterprise or data center environments
Proven ability to work independently and own complex firewall and network initiatives
Strong documentation and communication skills

Responsibilities

Act as a Subject Matter Expert (SME) for Fortinet network security technologies, including FortiGate firewalls and FortiManager
Design, deploy, configure, and optimize enterprise and data center firewall architectures
Build, manage, and enforce FortiGate security policies (Security, NAT, VPN, IPS, Application Control, Web Filtering)
Administer FortiManager for centralized firewall management, policy packages, device groups, and configuration templates
Partner with IT Cyber Security teams to implement approved security standards and best practices
Own network and security incidents end-to-end, providing advanced troubleshooting and escalation to Fortinet TAC when required
Perform firewall firmware upgrades, patching, and maintenance activities
Deliver Root Cause Analysis (RCA) documentation for outages and security events
Develop and maintain detailed network and security documentation, including diagrams and SOPs
Communicate effectively with engineering, security, infrastructure, and leadership teams