Role Summary The BESS Electrical Design Engineer is responsible for the design Control Engineering for BESS Product Engineering team for Utility-scale and C&I; energy storage solutions. this role focuses on end-to-end ownership of control algorithms across the full product lifecycle—from concept and system design through validation, certification, and global deployment.

Key Responsibilities Control System Design & Development Design, develop, and maintain control algorithms for Battery Energy Storage Systems, covering:

Power and energy management

Charge/discharge scheduling

Voltage, frequency, and reactive power control

Understand BMS design and step

Control Interface with EMS, BESS controller, PPS and other required Equipment’s.

Develop control strategies for utility-scale and C&I; applications, including:

Frequency regulation and grid services

Renewable energy integration

Peak shaving and energy arbitrage

Backup power and microgrid operation

Implement control functions on real-time controllers and industrial-grade embedded platforms.

Data Analysis, Simulation & Validation Develop detailed control models using MATLAB/Simulink and equivalent tools.

Support model-based development and auto-code generation workflows where applicable.

Lead and execute SIL, HIL, and system-level validation to ensure robust control performance under:

Normal operating conditions

Grid disturbances and abnormal scenarios

Fault and recovery conditions

Analyse performance metrics and continuously improve stability, accuracy, and efficiency of control algorithms.





System Integration & Cross-Functional Collaboration Work closely with PCS (Power Conversion System), BMS, EMS, system architecture, and grid compliance teams to ensure seamless integration.

Ensure coherent control behaviour across:

Inverter control layers

Battery and protection constraints

Site-level and fleet-level EMS commands

Support Factory Acceptance Tests (FAT), Site Acceptance Tests (SAT), and commissioning activities globally as needed.

Standards, Compliance & Product Lifecycle Design controls compliant with global grid codes and utility interconnection requirements.

Support certification and product qualification activities for different regions.

Contribute to product roadmaps, reuse strategies, and platform standardization initiatives.

Create and maintain high-quality technical documentation, control specifications, and design review artefacts in line with OEM processes.

Participate in design reviews, failure analyses, and continuous improvement initiatives across product generations.

Required Skills & Experience Technical Expertise 5–10 years of experience in control engineering for power electronics, grid-connected systems, or energy storage products.

Strong proficiency in

Control system theory and practical implementation





MATLAB/Simulink modeling and simulation

Real-time or embedded control systems

Solid understanding of

Inverter-based power conversion systems

Battery operational limits and interaction with control layers

Coordinated control between BMS, PCS, and EMS

Experience with SIL / HIL testing and real-time simulators.

Familiarity with industrial communication protocols (e.g., CAN, Modbus).

Grid & System Knowledge Hands-on experience with utility and C&I; grid-connected systems.

Strong understanding of

Voltage and frequency regulation

Grid-following and grid-supportive control strategies

Islanding, reconnection, and abnormal grid behavior

Exposure to international standards and grid codes relevant to stationary BESS.

Preferred Qualifications Bachelor’s or Master’s degree in Electrical Engineering, Control Systems, Power Electronics, or related field.

Experience working within a large OEM or global product organization.

Knowledge of functional safety, redundancy, and fault-tolerant control concepts.

Exposure to multi-site development, global product deployment, or fleet-scale energy systems.

Experience supporting long-life infrastructure products with high reliability and availability requirements. Professional & Behavioral Competencies Solid system-level thinking and analytical skills.

Ability to work within structured engineering processes and quality systems.

Effective communication with cross-cultural and cross-functional teams.

Ownership mindset with focus on reliability, safety, and long-term product performance.

📌 BESS control Engineering (Bengaluru)
🏢 Larsen u0026 Toubro
📍 Bengaluru