Square10 · 1 day ago
Client Facing Fortinet Network Engineer Job Description
New York, NY 10075
Full-time
Hybrid
Senior Level
$130K/yr - $175K/yr
5+ years expSquare10 is a company that partners with IT leaders to simplify complex technology decisions. They are seeking a hands-on, client-facing network engineer focused on Fortinet environments to support clients, lead troubleshooting efforts, and design secure network solutions.
Cloud Data ServicesConsultingProfessional Services
Responsibilities
Triage, troubleshoot, and resolve network incidents across FortiGate, FortiSwitch, FortiAP, and WAN circuits from Level 1 through Level 3
Perform structured root-cause analysis and deliver durable fixes rather than temporary workarounds
Use advanced troubleshooting tools and techniques including:
FortiGate flow debugging, packet capture, session and routing analysis, and log interpretation
Wireshark and packet analysis to isolate Layer 3 through Layer 7 issues
Coordinate with ISPs, carriers, and vendors and own support cases through resolution
Communicate clearly with clients during incidents, including impact, status, and next steps
Design, implement, and optimize Fortinet-based network and security solutions
Lead or co-lead project delivery, including:
Discovery and requirements gathering
Solution recommendations aligned to client risk and business needs
Implementation plans with validation and rollback steps
As-built documentation and operational handoff
Common project work includes:
FortiGate deployments, migrations, and FortiOS upgrades
SD-WAN design and rollout including SLA health checks, traffic steering, and failover behavior
VPN design and troubleshooting including site-to-site IPsec and client VPNs
Network segmentation and security posture improvements
Enterprise wireless design and optimization with FortiAP
Maintain disciplined policy, object, and template workflows
Enforce standards while accommodating client-specific requirements
Ensure version control, audit readiness, and consistent change management
Ensure comprehensive logging, visibility, and retention
Deliver reporting and operational insight that drives action
Design and maintain endpoint, VPN, ZTNA, and posture configurations
Ensure reliable deployment, upgrades, and version control
Define and maintain firmware standards for FortiGate, FortiSwitch, and FortiAP
Plan and execute upgrades using documented runbooks and validation steps
Design and troubleshoot campus LAN environments including:
VLANs, trunks, STP or RSTP, LACP, LLDP, and PoE
Support HA firewall environments, SSL inspection, and routing
Own diagrams, IP plans, as-built documentation, and operational notes
Contribute to reusable standards, templates, and runbooks across clients
Qualification
Required
Five (5) or more years designing, implementing, and supporting enterprise network environments
Strong hands-on experience with Fortinet technologies including FortiGate, FortiSwitch, and FortiAP
Solid understanding of core networking and security principles including TCP/IP, routing, and switching
Proven experience with FortiGate SD-WAN, VPN technologies, and high availability firewall environments
Hands-on use of FortiManager and FortiAnalyzer in production environments
Experience troubleshooting complex network issues efficiently and calmly
Ability to design and support secure, scalable network architectures aligned to client needs
A consulting mindset with the ability to own outcomes, manage priorities, and adapt across client environments
Strong judgment in production environments with appropriate risk awareness and escalation
Clear communicator who can explain technical decisions to both technical and non-technical audiences
Disciplined executor who plans carefully, validates changes, and documents thoroughly
Self-directed, organized, and accountable for results
Enjoys client interaction and on-site work
Continuous learner with interest in evolving network and security technologies
Fortinet NSE 4 required or obtained within an agreed timeframe
Willingness to maintain required certifications for Square10 and client engagements
Preferred
Fortinet NSE 7 preferred
Azure infrastructure experience, including FortiGate connectivity patterns
Automation exposure such as FortiOS API or Ansible
NAC or 802.1X experience
Network monitoring and management tools
Strong presentation and client-facing communication skills
Benefits
401(k)
401(k) matching
Bonus based on performance
Competitive salary
Dental insurance
Health insurance
Paid time off
Vision insurance
Company
Square10
Square10 is a professional services firm that provides advisory, consulting services to the legal, hospitality, accounting industries.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase