OT Technology Assurance

Greenvolt; Madrid; Sur place; EUR 60 000 - 90 000; Plein temps

Résumé du poste

Greenvolt is seeking an OT Technology Assurance Engineer to act as the technical authority for OT cybersecurity across the asset lifecycle. You will ensure designs and operations meet Greenvolt requirements and best practices, providing hands-on assurance from design reviews through FAT/SAT, commissioning and operational support.

Responsibilities include reviewing OT architectures, leading security-by-design reviews, and coordinating with EPCs, OEMs and O&M providers to ensure secure integration

Qualifications

• Bachelor’s degree in Engineering or related field.
• 5+ years in cybersecurity operations or related functions.
• Experience reviewing OT architectures and engineering deliverables.
• Familiarity with IEC 62443, NIST CSF and ISO/IEC 27001.
• Experience with OT/SCADA environments and renewables is valued.
• Fluent in English

Responsabilités

• Maintain visibility across OT environments with asset inventories and monitoring.
• Review OT security architectures, segmentation, IAM and controls; lead reviews.
• Assure deliverables from EPCs, OEMs and O&M providers align with standards.
• Define OT security acceptance criteria and participate in FAT/SAT activities; document findings.
• Assess readiness for COD with SCADA funcionality, backups, remote access and handover docs.
• Review OT networks and SCADA architectures; advise on segmentation, hardening and patching.
• Provide OT due diligence for acquisitions and major asset changes.
• Coordinate interfaces with internal teams and third parties for smooth transitions.
• Escalate and coordinate troubleshooting and root-cause analysis for OT incidents.

Connaissances

OT cybersecurity

Vulnerability management

Security monitoring

Incident response

Root-cause analysis

Stakeholder management

Formation

Bachelor's degree in Engineering

Description du poste

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.
• 5+ 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 and system integrators and O&M providers.
• Experience defining technical and OT cybersecurity acceptance criteria, documenting deviations and following remediation actions through to closure.
• 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.
• Experience in renewable energy—particularly solar PV, wind or energy storage—and familiarity with plant controllers, PPCs, RTUs, PLCs, HMIs and data historians would be highly valued.
• 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.
• Proactive and continuous improvement mindset.
• Ability to review and challenge technical solutions constructively and provide clear, evidence-based assurance recommendations.