Staff Controls Engineer - DER & SCADA Systems

Mainspring Energy; Menlo Park (CA); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Stock options

Benefits

Onsite at Menlo Park HQ

Job summary

Mainspring Energy seeks a highly skilled Staff Controls Software Engineer to develop and test the software that integrates our Linear Generators into energy infrastructure. As an IC on a Scrum team, you will build commercial-grade site control systems and ensure seamless integration with Microgrids, DERs, and utility-scale plants.

You will write robust code, conduct rigorous testing including hardware-in-the-loop (HIL) validation, implement OPC-UA, Modbus, SCADA and HMI features, and collaborate

Qualifications

• 8+ years of hands-on experience in commercial power generation, industrial automation or utility-scale energy projects.
• Expert proficiency with SCADA, HMI, and industrial controllers; deep knowledge of IEC 61131-3; preference for IEC 61499 for event-driven architectures.
• Proven track record in developing and testing control logic for complex power sites (microgrids, solar+storage); strong OPC-UA, MQTT, Modbus, and DNP3 skills.

Responsibilities

• Design, implement, and test control system features for high-volume manufacturing environments.
• Develop and maintain communication interfaces using OPC-UA, Modbus, and other industrial protocols.
• Build and refine SCADA and HMI designs for intuitive operator interfaces and diagnostics.
• Work within a Scrum framework; participate in sprint planning, code reviews, and daily stand-ups.

Skills

SCADA

HMI

Industrial automation

Agile/Scrum

Technical documentation

Cross-functional collaboration

Tools

OPC-UA

Modbus

DNP3

IEC 61131-3

IEC 61499

MQTT

UART

Job description

Mainspring Energy seeks a highly skilled Staff Controls Software Engineer to develop and test the software that integrates our Linear Generators into energy infrastructure. As an IC on a Scrum team, you will build commercial-grade site control systems and ensure seamless integration with Microgrids, DERs, and utility-scale plants.

You will write robust code, conduct rigorous testing including hardware-in-the-loop (HIL) validation, implement OPC-UA, Modbus, SCADA and HMI features, and collaborate