BESS Engineer - Controls

• Position Type: Full-Time
• Travel Requirement: Required
• Job Location: Multistate

National Electrical Engineering Consultants (NEEC) provides full-service engineering and field support for utilities and renewable developers across the United States. Our core expertise includes Protection & Control (P&C) Substations, Battery Energy Storage Systems (BESS), Solar, and Renewable Energy Integration. NEEC’s commissioning team ensures that every system operates safely, efficiently, and in compliance with the highest industry standards.

This is a full-time, field-based role for a BESS Engineer I supporting NEEC projects throughout the United States. The role supports the testing, commissioning, startup, troubleshooting, and technical verification of utility-scale Battery Energy Storage Systems (BESS).

Candidates with backgrounds in controls, industrial automation, electrical engineering, instrumentation, mechatronics, or PLC/SCADA systems are strongly encouraged to apply. Previous BESS experience is preferred but not required.

• Support the testing, commissioning, startup, troubleshooting, and maintenance of utility-scale Battery Energy Storage Systems (BESS).
• Assist with testing and verification of BESS equipment, including battery systems, PCS/inverters, transformers, switch gear, auxiliary power systems, fire suppression systems, thermal management systems, and associated controls and communications.
• Perform electrical and functional testing using approved procedures, drawings, and appropriate test equipment.
• Troubleshoot electrical, mechanical, communication, and control-related issues and assist with identifying root causes and corrective actions.
• Read and interpret single-line diagrams, electrical schematics, wiring diagrams, control schematics, I/O lists, network drawings, and technical documentation.
• Verify and document power, communication, and control signals between BESS equipment and associated systems.
• Support point-to-point checks, I/O verification, functional testing, and system validation during commissioning.
• Work alongside OEM and controls teams during the integration and troubleshooting of BMS, PCS/inverters, SCADA, EMS, PPC, PLCs, and plant communication systems.
• Gain hands-on exposure to industrial communications and networking used within BESS facilities, including Ethernet, fiber optics, IP-based equipment, managed switches, and industrial communication protocols.
• Monitor and troubleshoot alarms, fault codes, equipment parameters, interlocks, permissives, and operating sequences during commissioning.
• Support Site Acceptance Testing (SAT), startup, and integrated system testing when required.
• Review electrical and control drawings in the field, identify discrepancies, and assist with redlines and as-built documentation.
• Maintain accurate test records, commissioning documentation, deficiency logs, troubleshooting notes, and daily activity reports.
• Collaborate with NEEC engineers and technicians, OEM representatives, EPC contractors, utilities, customers, and other project stakeholders.
• Execute assigned project activities with attention to detail, effective communication, and awareness of project milestones.
• Follow all NEEC, customer, and site-specific LOTO, electrical safety, PPE, and high-voltage safety requirements.
• Travel extensively throughout the United States and work outside normal business hours when required by project commissioning schedules.

• Bachelor’s degree in Engineering required, preferably Electrical Engineering, Industrial Engineering, Automation/Controls Engineering, or a closely related engineering discipline.
• 0–3 years of relevant experience in electrical systems, controls,…