Maintenance Technician - Instrument and Controls Electrician (IC&E)

Antora Energy is seeking a Maintenance Technician - Instrument and Controls Electrician to perform electrical and mechanical maintenance on plant equipment in Big Stone City, SD. The role involves installation, calibration, and repair of control systems and electrical equipment to ensure optimal plant performance and safety. Responsibilities include troubleshooting, preventive maintenance, compliance with safety regulations, and supporting inventory control. This position is not remote.
Antora builds and deploys thermal batteries to power always-on industrial operations with low-cost energy. Factory-built in the United States, Antora’s modular thermal batteries deliver reliable heat and power, enabling industrial facilities of any size to decarbonize predictably and profitably. Antora is electrifying global industry while supporting U.S. manufacturing jobs, lowering costs for energy consumers, and enhancing the competitiveness of American industry.

We are growing our company with people who put team and mission first, value connection through laughter and joy, and build with humility and openness. We are committed to continue building a diverse, passionate, and creative team dedicated to a future where every industrial facility, everywhere on earth, is powered by abundant, clean, low-cost energy.



Position Summary



The IC&E performs electrical and mechanical maintenance on plant equipment to ensure optimal efficiency, reliability, and overall facility condition.This role focuses on the maintenance, calibration, installation, and repair of instrumentation, control systems, and associated electrical equipment critical to plant performance and safety.





Responds to call-outs as needed to maintain plant availability. Responsible for the repair, replacement, installation, and removal of equipment and related systems. Duties include inspecting, maintenance, troubleshooting, disassembling, reassembling, and replacing equipment components, as well as monitoring equipment performance and analyzing operating data. While primarily focused on corrective maintenance, they will also support preventive maintenance activities, including troubleshooting and assisting with procedure development and spare parts recommendations.





Supports planning efforts and inventory control by following proper requisition procedures for tools, parts, and supplies. Prepares reports as required by management and plant protocols. Maintains compliance with all local, state, and federal regulations, and ensures adherence to plant safety and operational procedures. Actively promotes and maintains a safe and orderly work environment.








Roles & Responsibilities




Install, maintain, and troubleshoot electrical, instrumentation, and control systems (PLC, DCS, sensors, transmitters, analyzers, etc.)
Calibrate instruments related to temperature, pressure, flow, level, and emissions monitoring
Interpret and work from single-line diagrams, schematics, and control drawings
Maintain and troubleshoot control panels, motor control centers (MCCs), and variable frequency drives (VFDs)
Ensure all work complies with NEC, OSHA, NFPA 70E, and site-specific electrical safety standards
Collaborate with engineering and operations teams on system upgrades and commissioning
Support programming and configuration of distributed control systems (DCS), programmable logic controllers (PLCs), and human-machine interfaces (HMIs)
Perform testing and calibration using megohmmeters, hi-pot testers, and other diagnostic tools
Follow all safety policies and procedures, including arc flash, lockout/tagout (LOTO), and hazardous energy control standards
Assist with commissioning of new equipment and system upgrades
Respond to plant emergencies and participate in on-call rotations as needed
Frequently delivers hands-on training and mentorship in specialized technical areas to other team members.


Key Qualifications




Bachelor’s degree or equivalent; completion of a formal apprenticeship, trade school, or military training in electrical, instrumentation, or industrial controls.
Solid understanding of instrumentation principles, control loops, and process automation
Proficient in use of electrical test equipment and interpretation of test results
Proficiency in installing, calibrating, maintaining, and troubleshooting a variety of field instruments (e.g., pressure, thermocouples, RTD’s, flow, level sensors)
Knowledge of signal types (4-20 mA, HART, Modbus, etc.) and use of diagnostic tools like multimeters, loop calibrators, and communicators
Experience with motor control centers (MCCs), variable frequency drives (VFDs), and low-voltage electrical systems


Additional Qualifications Desired




Hands-on experience with maintenance of industrial steam boilers, battery storage systems, steam turbines or renewable energy
Technical expertise may span across mechanical, electrical, and/or instrumentation and control (I&C) maintenance disciplines.
Training in SCADA or PLC systems
Experience with boiler operations and steam systems




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When it comes to stopping climate change, we need everyone. We believe that having a diversity of backgrounds and experiences strengthens all of us, and we strive to create an environment where every one of us is empowered to create meaningful change.