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# Sales Engineer - BESS SCADA and Services

- **Company:** Trina Solar
- **Location:** Sevilla, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** Communications Protocols, Supervisory Control and Data Acquisition (SCADA), Modbus
- **Published:** July 21, 2026
- **Apply:** https://www.adzuna.es/contact-us.html

## About the Role

+ Minimum 5 years of experience with SCADA systems, Power Plant Controllers (PPC), and Energy Management Systems (EMS), ideally in the energy storage or renewable energy sector
 + Degree in Electrical Engineering, Energy Systems, Automation, or related field
 + Familiarity with BESS components such as BMS, PCS, MV-skids, and typical communication protocols (e.g., Modbus, IEC 61850)
 + Experience supporting technical sales or pre-sales processes, including customer interface, proposal development, and contract negotiation
 + Strong understanding of project lifecycles in utility-scale energy projects, from origination through execution
 + Solid grasp of grid interconnection standards and utility requirements for SCADA and controls

## Description

+ Serve as the first-level point of contact for potential customers on all topics related to Battery Energy Storage System (BESS) SCADA, BESS Power Plant Controller (PPC), and Energy Management System (EMS).
 + Provide technical expertise and lead both related technical and commercial discussions throughout the project lifecycle - from origination and contract negotiation to signature and, when required, project execution.
 + Support procurement activities by: participating in identifying and evaluating potential suppliers, defining technical requirements for framework agreements, leading negotiations on technical aspects, and defining after-sales technical support for BESS SCADA, PPC, and EMS solutions.
 + Develop in-house knowledge and documentation of all services offered by BESS in active markets, including: functional specifications, testing requirements, timelines, and milestones.
 + Approve technical solutions offered to customers, ensuring compliance with internal standards and project-specific needs.
 + Design preliminary, project-specific communication architectures and define the scope for BESS SCADA, PPC, and EMS systems.
 + Maintain a deep understanding of available signals and communication interfaces at all BESS levels (BMS, PCS, MV-skid, PPC, and EMS), identifying opportunities for optimization and performance improvement.
 + Follow up regulations and standards on cybersecurity and ensure product offering is compliant and future-proof
 + Enhance the existing product portfolio by developing technical requirements and participation in procurement activities for new applications, including hybrid controllers, plant-level SCADA systems, and others
 + Coordinate with cross-functional teams across project execution and product development to ensure alignment and technical excellence.


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