Project Engineer - BESS (all genders)

At Q ENERGY , our goal is to create a sustainable world with green energy. Our core values - responsible, partners, inclusive, and changemaker - are the foundation for all our actions. As Europe's leading holistic provider of green energy solutions, we are the trusted partner for the entire spectrum of renewable energy. Our goal is to reshape the world with solar PV, wind and hybrid power plants, innovative storage solutions, and visionary green hydrogen projects.  As a Project Engineer in our Iberian team, you will lead end-to-end technical engineering for utility BESS projects in both Spain and Portugal by delivering bankable, safe, and grid-compliant energy storage assets that drive global decarbonization. Join us on this exciting journey to make a lasting difference to our planet.  Please apply with your English CV! Your responsibilities End-to-end project design: Manage projects from conceptual and detailed system design through permitting, site visits, construction support, and compliance with customer and regulatory requirements. Engineering & project planning: Develop energy production models, schedules, cost estimates, budgets, bills of materials, scopes of work, standards, and supplier quotes. Technical documentation & system design: Create and maintain SLDs, physical layouts, electrical schematics, specifications, and other engineering documentation, while coordinating internal and external designers. BESS safety & grid integration: Ensure compliance with NFPA 855, UL 9540, UL 9540A , and local fire requirements; develop solar/BESS interconnection requirements and EMS/BMS/SCADA communication protocols such as DNP3 and Modbus. Battery performance & technology strategy: Analyze battery degradation and SoH, develop capacity augmentation strategies, and stay informed on BESS technologies, costs, suppliers, applications, and market trends. Construction, testing & commissioning: Support construction management and supervise project execution, including FAT, SAT, capacity testing, commissioning, quality assurance, and schedule adherence. Cross-functional & stakeholder leadership: Coordinate engineering consultants and specialized contractors, support customers and business development, evaluate vendor proposals, collaborate on procurement/project controls, and develop O&M guidelines and continuous improvement initiatives. Requirements Bachelor's degree in Electrical Engineering or a related engineering field Minimum 3 years of professional experience in utility-scale BESS industry (stand-alone and hybridizations) and technologies (Batteries, PCS, EMS, SCADA, BMS) Experience participating in different phases of the BESS project lifecycle: development, engineering, construction, commissioning, and operation Experience managing production/sensitivity analysis of models and BESS engineering (drawings, calculations, technical specifications, etc) Strong project coordination and documentation skills Good understanding of…