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Senior BESS Engineer

Posted 1 day ago
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Remote - LithuaniaPermanent
Sectors:StorageJob Reference: 8198

On behalf of our client, we are looking for a ‘Senior BESS Engineer’ to join the Storage Engineering Team, you will apply your battery engineering expertise to support development and implementation of large-scale battery storage projects.
 


Key Responsibilities

  • Delivering battery energy storage systems (BESS) engineering expertise across all project phases: feasibility, development, design, construction including commissioning, and operation
  • Leading the system engineering and integration of BESS components into holistic system, capable to provide all technical functions, commercial services and ensure high performance
  • Specifying, selecting BESS subsystems as well as reviewing single line drawings, communication wiring diagrams, and BESS layouts
  • Evaluating BESS supplier equipment proposals and validating full engineering design solutions
  • Ensuring compliance with technical specifications and owner’s interfaces, connection requirements and grid codes, cybersecurity, and performance requirements
  • Defining and providing technical parameters to facilitate investment case modelling in line with battery storage industry standards
  • Supporting functional, communication, and compliance testing of BESS assets and coordinating involved stakeholders
  • Developing and maintaining technical documentation, manuals, and operational guidelines
  • Maintaining engaged contact with BESS suppliers to monitor BESS products and market trends.

Requirements
  • Master’s degree in Engineering (Electrical, Energy Systems, Renewable Energy, or similar)
  • 5+ years of engineering experience, including 2+ years in utility-scale BESS development and operations
  • Expertise in lithium-ion batteries and enclosures, power conversion, EMS, SCADA, and integrated systems
  • Experience in procurement, technical offer evaluations, and supplier engagement
  • Proficiency in performance modelling, efficiency calculations, and lifecycle assessments
  • Knowledge of battery storage applications in European energy markets and ancillary services preferred
  • Experience in hybrid renewable and battery storage projects would be an advantage
  • Strong skills in techno-economic analysis, electrical design review, and stakeholder communication
  • Fluency in English, with a solution-driven and detail-oriented mindset.
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