Senior Industrial Network Engineer

Vertech is hiring a Senior Industrial Network Engineer to design, implement, and support secure industrial networks for client operations and its own organization. The role focuses on operational technology networking and cybersecurity, including renewable energy, water, and manufacturing environments, while leading projects and mentoring engineers.

Responsibilities:

• Design, implement, maintain, and support secure communication networks for our clients and for our own organization
• Design and implement network security equipment such as firewalls, rule sets, and ACLs
• Architect segmented industrial networks using the Purdue Model and ISA/IEC 62443 zones and conduits
• Install, set up, and configure Cisco switches, routers, access points, and other devices vital to business and industrial operations
• Design secure, highly available networks for solar PV and battery energy storage (BESS) sites, including SCADA, power plant control, and secure remote access
• Troubleshoot connectivity issues and outages in wired (802.3) and wireless (802.11) TCP/IP networks, coordinating with third-party vendors when needed
• Perform network audits, vulnerability assessments, and penetration testing at client facilities and recommend mitigation strategies
• Support client NERC CIP compliance through network documentation, access controls, and reporting
• Act as the technical lead on network projects, lead small teams, and mentor less experienced engineers
• Support and improve Vertech’s internal corporate network
• Lead internal training and write case studies and articles that share what you know

Requirements:

• Four-year degree in CIS, MIS, or similar, or 7 years of successful industrial networking experience
• 5+ years leading a company's internal IT or OT department
• CCNP or CCIE certification, or equivalent experience supporting Cisco or equivalent managed switches, routers, and firewalls
• Extensive experience designing and implementing secure network infrastructure, both from the ground up and incorporated into existing systems
• Complete understanding of IP protocols and the ability to analyze network traffic to understand communication patterns
• Working knowledge of industrial protocols such as DNP3, Modbus, EtherNet/IP, and OPC
• Complete understanding of NERC CIP, NIST, and ISA/IEC 62443 security standards
• Scripting skills in Python, PowerShell, or Lua
• Excellent communication and customer relationship skills, and the ability to work well in a team environment
• Experience in the Energy vertical, such as solar PV, BESS, or utility projects, is a big plus
• Experience with Fortinet or Palo Alto Networks firewalls and OT visibility platforms such as Claroty or Nozomi Networks is a plus
• Network security certifications such as GICSP, GSEC, CISSP, or CISM preferred