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OT Technology AssuranceGreenvolt · Madrid, Community of Madrid, Spain
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Greenvolt

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OT Technology Assurance

🗓️ Posted 2026-10-15 Madrid, Community of Madrid, Spain Full-time Hybrid ICT
💰 Salary Not shared 📊 Market 2,200 EUR–3,200 EUR/mo

About the Company

Greenvolt, a company within KKR's portfolio, is a 100% renewable energy Group with operations spanning across 20 geographies in Europe, North America, and Asia. The Group provides renewable solutions in three core business areas: Sustainable Biomass - producing energy from forest residues and urban waste wood through 7 power plants in Portugal and the UK Utility-Scale - developing large scale wind, solar PV and storage projects in several European markets, in the USA and Asia, with a total pipeline of 12.8 GW; Distributed Generation - focusing on B2B solutions for the installation, maintenance and financing of solar PV for individual and collective self-consumption, as well as electric mobility, LED, rooftops, carports, batteries, with + 1GW of signed capacity across 12 geographies across Europe. Services for Renewable Energy Specialties: Sustainable Biomass, Renewable Energy Solutions, Forest Residue Energy, Europe Operations, North America Operations, Asia Operations

Responsibilities

  • ● The OT Tecnology Assurance engineer acts as the technical authority for OT cybersewcurity across the asset lifecycle, ensuring that designs and systems delivered by EPCs, OEMs and O&M providers comply with Greenvolt requirements, reference architectures and industry best practices. Provides hands-on assurance from design review and technology evaluation through FAT/SAT, commissioning, COD readiness and operational support
  • ● The main responsibilities are:
  • ● Maintain and enhance visibility across Greenvolt's OT environments, ensuring accurate asset inventories, classification and monitoring capabilities are in place.
  • ● Review OT security architectures, network segmentation, identity and access management and other key controls, and lead security-by-design reviews across the asset lifecycle.
  • ● Review and assure OT technical deliverables produced by EPCs, OEMs and O&M providers, ensuring alignment with Greenvolt requirements, reference architectures and applicable industry practices for all technologies across the group
  • ● Define and review technical cybersecurity OT acceptance criteria and participate in FAT, SAT and commissioning activities, documenting findings, following up deviations and confirming that agreed requirements are met before acceptance
  • ● Assess OT readiness for Commercial Operation Date, including SCADA functionality, industrial communications, network configuration, system inventories, backups, remote access and operational handover documentation
  • ● Review OT network and SCADA architectures, including segmentation, connectivity, hardening and patching arrangements, and provide technical input to the development and continuous improvement of OT standards.
  • ● Provide OT technical due diligence for acquisitions, repowering initiatives and major asset changes, assessing the condition, suitability, risks and integration requirements of existing and proposed OT environments.
  • ● Support the onboarding and integration of operational assets, coordinating technical interfaces with internal teams, EPCs, OEMs, O&M providers and other third parties to enable a controlled transition into operations.
  • ● Act as the escalation point for complex OT and SCADA issues and significant OT incidents, leading or coordinating technical troubleshooting, root-cause analysis and recovery support.
  • ● Bachelor's degree in Engineering, Information Technology, Computer Science, Telecommunications or a related discipline.
  • ● + years of experience in cybersecurity operations, vulnerability management, security monitoring, incident response or related functions.
  • ● Proven experience reviewing and assuring OT architectures, technical specifications and engineering deliverables produced by EPCs, OEMs, system integrators and O&M providers.
  • ● Ability to troubleshoot complex OT, SCADA, communications and system integration issues and to coordinate root-cause analysis and technical resolution with internal teams and third parties.
  • ● Working knowledge of relevant OT cybersecurity standards and frameworks, including IEC 62443, NIST Cybersecurity Framework and ISO/IEC 27001.
  • ● Fluent in English
  • ● Strong technical judgement and ability to translate business, engineering and cybersecurity requirements into practical solutions.
  • ● Excellent analytical, troubleshooting and root-cause analysis skills.
  • ● Effective communication and stakeholder management.