Firewall / IT Network Engineer

Posted 3 Days Ago
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Miami, FL, USA
In-Office
Senior level
Information Technology
The Role
Manage enterprise firewall infrastructure, network infrastructure, and IT-OT segmentation across multiple data centers. Lead troubleshooting, root cause analysis, firewall automation, regulatory compliance, and quarterly NERC CIP assessments. Maintain extensive firewall rules, prevent operational issues, mentor team members, and provide technical leadership for critical infrastructure environments.
Summary Generated by Built In
Position: Firewall / IT Network Engineer
Location: Miami / Plantation, FL (on-site, Miami-Dade)
Start: ASAP
Experience: 5+ years in network engineering
Reports to: IT Leader
Role overview
The team supports critical infrastructure for the largest clean energy provider in North America. The role combines deep technical skill, technical leadership, and a understanding of regulatory knowledge (NERC CIP is what they will have to learn).
Responsibilities
  • Manage enterprise firewall infrastructure, processing 450+ change requests a year with zero network impact
  • Oversee implementation and maintenance of 20,000+ firewall rules supporting NextEra Energy and FPL business operations
  • Provide technical leadership across multiple data centers and drive continuous improvement
  • Mentor and develop team members
  • Design, plan, and deploy network infrastructure, and find and fix potential issues before they affect operations
  • Perform complex troubleshooting and root cause analysis with advanced diagnostic tools
  • Ensure network operations comply with NERC CIP and other regulatory requirements
  • Serve as Lead Firewall Engineer on critical IT-OT network segmentation projects
  • Perform quarterly Electronic Security Perimeter (CIP-005) compliance assessments across 120+ network segments and stay audit-ready
  • Drive automation of firewall rule management, with zero security violations and zero customer impact
  • Handle other job-related duties as assigned
Must-have skills
  • Palo Alto firewalls
  • Cisco Nexus (NX-OS), Cisco Catalyst, and IOS
  • Ability to multi-task projects, with strong interpersonal and analytical skills
Strong preferences
  • NERC CIP experience, especially CIP-005 / Electronic Security Perimeter
  • Experience with IT-OT segmentation
  • Utility, energy, or other regulated critical-infrastructure background
  • Firewall automation experience
  • Arista switches (plus)
  • Prior mentoring or lead experience

Skills Required

  • 5+ years of experience in network engineering
  • Palo Alto firewall experience
  • Cisco Nexus using NX-OS experience
  • Cisco Catalyst experience
  • Cisco IOS experience
  • Ability to multitask projects
  • Strong interpersonal skills
  • Strong analytical skills
  • NERC CIP experience, especially CIP-005 and Electronic Security Perimeter
  • IT-OT network segmentation experience
  • Utility, energy, or regulated critical-infrastructure experience
  • Firewall automation experience
  • Arista switch experience
  • Prior mentoring or technical lead experience
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The Company
HQ: Rochelle Park, NJ
34 Employees
Year Founded: 2008

What We Do

Five Rivers IT Provides IT infrastructure solutions to Small and Medium Businesses. Five Rivers IT strives to help businesses drive productivity, maximize value and increase reliability within their IT infrastructure. We accomplish this by providing our clients with the best IT architects, infrastructure solutions, data management and cloud services available. At Five Rivers IT, we build reliable IT infrastructures so you can run your business with peace of mind. We believe that IT solutions are the tools needed to run your business, and should not become your business. We avoid this scenario by partnering with our clients to determine effective solutions, often acting as their own IT staff, if necessary. Whether it’s an office move or moving to a cloud-based platform, we provide the knowledge, know-how and dedication necessary to get the work done – on time and within budget. Five Rivers IT offers strategic planning, project management and technical services that enable you to garner control of your IT systems. From conducting comprehensive requirement analyses to providing custom tailored solutions, Five Rivers IT is ready, willing and able to meet all of your technology needs.

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