Senior Controls Engineer – Grid-Scale Data Center Solutions

ON.energy; Reston (VA); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) with company match

Paid time off and company holidays

Job summary

ON.energy is seeking a Senior Controls Engineer to lead network-and-controls hardware design for mission-critical facilities. You will work across control systems, SCADA, and IT teams to ensure secure connectivity and compliance, integrating protocols like Modbus, DNP3, and OPC-UA.

We value 8+ years of hands-on experience in project-based settings and a strong ability to read and produce network/architecture drawings. Occasional travel for FAT inspection and site commissioning is expected.

Qualifications

• Bachelor’s degree in controls, electronics, or a similar technical field.
• 8+ years of hands-on controls engineering in project-based or industrial settings.
• Experience with project network deployments, not just operations.
• Strong grasp of TCP/IP, BGP, OSPF, VLANs, VPNs.

Responsibilities

• Lead network-and-controls hardware product design for projects.
• Collaborate with control systems, SCADA, and IT teams for secure connectivity.
• Support industrial protocols like Modbus, DNP3, and OPC-UA.
• Prepare technical information packages for project engineers.
• Co-lead review and validation of network/controls topics during execution.
• Maintain as-built drawings and project documentation.
• Capture design feedback across design, commissioning, and O&M phases.
• Suggest design approaches and preferred vendors for major equipment.
• Participate in product design sprints and commissioning phases.

Skills

Controls engineering

Network deployments

SCADA

OT familiarity

Network drawings

Education

Bachelor’s degree in Controls/Electronics

Tools

Modbus

DNP3

OPC-UA

Job description

ON.energy is seeking a Senior Controls Engineer to lead network-and-controls hardware design for mission-critical facilities. You will work across control systems, SCADA, and IT teams to ensure secure connectivity and compliance, integrating protocols like Modbus, DNP3, and OPC-UA.

We value 8+ years of hands-on experience in project-based settings and a strong ability to read and produce network/architecture drawings. Occasional travel for FAT inspection and site commissioning is expected.