Product Controls Engineer — OT & Industrial Networking

ON.energy; Miami (FL); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) with company match

Paid time off and company holidays

Annual performance-based bonus

Job summary

ON.energy is building the power infrastructure that enables the AI era. We are seeking a Controls Engineer with project-based experience to support network and controls hardware product design, documentation, and compliance, interfacing with IT, software, project, commissioning, and O&M teams in mission-critical environments.

The role involves collaborating across control systems, SCADA, and IT to ensure secure connectivity, integrating Modbus, DNP3, and OPC-UA, and contributing to design

Qualifications

• Bachelor’s degree in Controls Engineering, Electronics Engineering, or similar technical field.
• 3+ years of hands-on controls engineering experience in project-based or industrial settings.
• Strong grasp of TCP/IP, BGP, OSPF, VLANs, VPNs and familiarity with OT/ICS.
• Ability to produce and read network and control architecture drawings.
• Excellent communication skills across technical and non-technical teams.
• Willing to travel up to 20% for product FAT inspection and site commissioning witnessing.

Responsibilities

• Provide technical proposals including network diagrams to meet customer needs.
• Collaborate across control systems, SCADA, and IT teams for secure connectivity.
• Integrate industrial protocols (Modbus, DNP3, OPC-UA) into products.
• Compile product technical information packages for project teams.
• Co-lead review and validation of network/controls topics during execution.
• Maintain technical drawings and documentation.
• Capture design feedback across design, commissioning and O&M phases.
• Suggest design approaches and equipment vendors.
• Participate in product design sprints and commissioning phases.

Skills

Controls engineering

Networking protocols

OT/ICS familiarity

Schematic drawings

Communication skills

Willing to travel

Education

Bachelor's degree in Controls or Electronics Engineering or similar

Tools

Modbus

DNP3

OPC-UA

Job description

ON.energy is building the power infrastructure that enables the AI era. We are seeking a Controls Engineer with project-based experience to support network and controls hardware product design, documentation, and compliance, interfacing with IT, software, project, commissioning, and O&M teams in mission-critical environments.

The role involves collaborating across control systems, SCADA, and IT to ensure secure connectivity, integrating Modbus, DNP3, and OPC-UA, and contributing to design