Battery Energy Storage Systems (BESS) Engineer – responsible for leading the design, development, implementation and operation of BESS in renewable energy projects, primarily wind and solar power. Acts as the Owner’s Engineer, ensuring seamless integration of BESS into project execution and providing technical expertise to clients, stakeholders and senior management.
Provide comprehensive engineering support throughout the lifecycle of BESS projects, ensuring adherence to technical specifications, contract management and stakeholder coordination.
Offer expert guidance on energy storage systems, renewable energy integration and project development strategies to clients, energy majors, utilities and governments.
Assess project specifications, energy storage needs and grid requirements to propose optimal BESS configurations.
Assess the technical capabilities and reliability of potential BESS suppliers, ensuring adherence to project specifications and quality standards.
Evaluate electrical system design, protection schemes and interconnection requirements for BESS integration,



including grid stabilisation and backup power.
Perform simulations and modelling to predict system performance and optimise design.
Define KPIs and implement data acquisition systems to monitor BESS performance, including energy storage efficiency, response times and system availability.
Analyse performance data to identify trends, assess health of the BESS system and recommend maintenance or operational improvements.
Develop project schedules, budgets and resource plans for successful BESS implementation.
Collaborate with project teams to manage risks, resolve technical issues and ensure compliance with project milestones.
Perform on‑site inspections to ensure quality and integrity of BESS components, installations and interconnections.
Develop and implement quality control plans, inspection checklists and acceptance criteria for BESS systems.
Collaborate with commissioning teams to define test p

📌 Senior Engineering Manager (España)
🏢 Mott MacDonald
📍 España