Lead Controls Engineer (m/f/d)

Fluence (Nasdaq: FLNC) is a global market leader delivering intelligent energy storage and optimization software for renewables and storage. Our solutions and operational services are helping to create a more resilient grid and unlock the full potential of renewable portfolios. With gigawatts of successful implementations across nearly 50 markets, we are transforming the way we power our world for a more sustainable future. For more information, please visit . Job Description: Role Overview The Lead Controls Engineer serves as the technical authority for controls systems across Fluence's operational BESS portfolio in the EMEA region. This role is responsible for ensuring reliable system performance, grid compliance, software lifecycle management, and continuous improvement of controls-related processes and technologies. Working closely with customers, service teams, and engineering functions, the position drives issue resolution, operational excellence, and long-term asset performance. Key Responsibilities Lead controls-related activities for operational BESS projects, ensuring compliance with technical, contractual, and regulatory requirements. Act as the primary controls subject matter expert for customers, subcontractors, and internal stakeholders. Support troubleshooting and resolution of complex controls, software, and system integration issues. Lead root cause analyses and implement corrective and preventive actions to improve reliability and availability. Oversee software and firmware upgrades, ensuring safe deployment, testing, and change management. Coordinate and support grid code compliance testing across the EMEA fleet. Drive prioritization and resolution of controls-related improvement initiatives and software enhancement requests. Maintain accurate controls documentation, software deployment records, and functional descriptions. Promote continuous improvement through data-driven analysis, process optimization, and best-practice adoption. Stay informed of product, software, and industry developments relevant to controls and energy storage systems. Required Qualifications & Experience Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Automation, Controls Engineering, or a related field. 6+ years of experience in controls engineering, automation, software, or power systems within utilities, renewable energy, energy storage, or a related industry. Strong knowledge of power systems, grid codes, EMS applications, and grid services. Experience with SCADA and industrial communication protocols, including IEC 60870-5-101/103/104, IEC 61850, DNP3, Modbus, and TCP/IP. Experience with PLCs, RTUs, SEL and Siemens protection/automation equipment, and SCADA systems. Proficiency in Linux environments, Python, Bash/Shell scripting, and version control tools such as GitHub. Experience with Simulink, model-based engineering, and C/C++ is preferred. Knowledge of high-voltage equipment, including inverters, transformers, controllers, telecommunications, and I/O systems. Proven ability to independently solve complex technical issues, manage priorities, and influence stakeholders. Excellent communication and relationship-building skills with customer-facing experience. Experience using CMMS platforms and leveraging operational data to drive continuous improvement. Fluent in English; German or other European languages are advantageous. Our Culture At Fluence, our culture is the foundation that drives our ambitious growth strategy and fuels our mission to transform the future of energy. Our core cultural pillars empower us to innovate, collaborate, and lead with purpose, ensuring we continue to deliver unparalleled value to our customers and the world. Unleash Voices We believe every voice matters. We encourage openness, active listening, and decisive action to create a culture where everyone has the opportunity to contribute to our success. We foster an environment where diverse perspectives are heard and valued, driving innovation and progress. Customer Fluent Our customers are at the heart of everything we do. We’re committed to delivering exceptional value that exceeds expectations by understanding our customers' needs and adapting swiftly to meet them. Our deep focus on customer satisfaction drives us to continuously improve and innovate. Infinite Impact We are committed to creating the impossible. We push boundaries to deliver sustainable, game-changing solutions that shape a brighter, more energy-efficient future for all. Our team is passionate about making a lasting impact that will resonate for generations to come. All In We are all in for growth. Our teams are relentlessly focused on identifying and seizing opportunities that propel us forward. We embrace an ownership mindset, pushing ourselves and each other to accelerate progress and create lasting success.