Onsite Senior Network Engineer – Cisco & Fortinet (Oil & Gas)

Hamilton Barnes; Houston (TX); On-site; USD 95,000 - 140,000; Full time

Job summary

Hamilton Barnes is hiring a Houston-based Senior Network Engineer to design, deploy, and support enterprise and industrial network infrastructures. The role emphasizes Cisco and Fortinet technologies, with a 50/50 focus on Cisco routing, switching, and security alongside Fortinet FortiGate, FortiGate ecosystems, and related management tools.

The position involves onsite work in Houston, approximately 20% travel to customer locations (including offshore environments when required), and

Qualifications

• Strong hands-on experience with network design and deployment.
• Strong routing and switching experience.
• Strong network security experience.
• Experience with Cisco networking and security technologies.
• Experience with Fortinet technologies.
• Hands-on experience with Cisco ISE, ASA, or Firepower.
• Hands-on experience with FortiGate and related Fortinet products.
• Comfortable working onsite in Houston.
• Comfortable with approximately 20% customer travel.
• Comfortable with offshore travel requirements, including helicopter transportation and required safety testing.

Responsibilities

• Design and deploy enterprise and industrial network infrastructure
• Configure and troubleshoot routing and switching environments
• Design, implement, and support network security solutions
• Work with Cisco routing, switching, and security technologies
• Configure and support Cisco ISE, ASA, and Firepower
• Configure and support Fortinet FortiGate firewalls
• Manage FortiManager, FortiSwitch, FortiAP, and FortiAuthenticator environments
• Troubleshoot complex network and security issues
• Provide onsite support for Oil & Gas and industrial customers
• Travel approximately 20% to customer locations, including offshore environments when required
• Participate in required offshore safety training and testing
• Work directly with customers and internal teams on network deployments and technical solutions

Skills

Network design

Routing & Switching

Network security

Cisco networking

Fortinet technologies

Customer communication

Onsite support

Offshore travel readiness

Tools

Cisco ISE/ASA/Firepower

FortiGate firewall

FortiManager

FortiSwitch

FortiAP

FortiAuthenticator

Job description

Hamilton Barnes is hiring a Houston-based Senior Network Engineer to design, deploy, and support enterprise and industrial network infrastructures. The role emphasizes Cisco and Fortinet technologies, with a 50/50 focus on Cisco routing, switching, and security alongside Fortinet FortiGate, FortiGate ecosystems, and related management tools.

The position involves onsite work in Houston, approximately 20% travel to customer locations (including offshore environments when required), and