Senior OT Security Manager

Details

Protect the operational technology that powers Eneco’s renewable energy assets and directly supports the energy transition.

Impact

Operate at the intersection of OT, cyber security, and senior leadership, with responsibility for risk visibility across critical energy domains. Act as the primary OT security counterpart for value chain leadership and the Management Board.

Why choose Eneco?

Eneco is committed to accelerating the energy transition through its One Planet Plan, with the ambition to be climate neutral by 2035. Digital and technology play a critical role in achieving this goal, and cyber security is a key enabler in protecting Eneco’s assets, customers, and society at large. At Eneco, you contribute to meaningful, large-scale impact while working in an organisation that values responsibility, collaboration, and technical excellence.

Role overview

Eneco’s operational technology (OT) landscape is at the heart of its energy production, flexibility, and heat domains. As Senior OT Security Manager, you play a key role in ensuring these critical assets are protected against evolving cyber threats.

You operate as a senior, trusted security partner to the business, working closely with subject matter experts within Eneco’s value chains. You translate complex OT risks into clear security insights and ensure transparency at leadership level, including reporting to the Management Board.

In this role, you help shape how OT cyber security is governed, monitored, and continuously improved, while ensuring alignment with Eneco’s broader security and compliance strategy.

Responsibilities

• Own the identification, assessment, and mitigation of cyber security risks within the OT domain
• Act as the primary security contact for OT-related value chains (including Renewable Power, Flex, and Heat)
• Translate OT and project-related risks into pragmatic security measures and track their implementation
• Oversee OT-related security initiatives and ensure alignment with enterprise security standards
• Provide clear, transparent reporting on OT security posture to senior management and the Management Board

Requirements

• A bachelor’s degree or equivalent level of thinking in Information Systems, Cybersecurity, IT Audit, or a related field
• Extensive experience (typically 10+ years) in IT security, IT risk management, or a comparable security role
• Proven experience in senior stakeholder management, security consultancy, and executive-level reporting
• Strong ability to translate regulations and standards into actionable security controls and monitoring practices
• Solid knowledge of OT security concepts and architectures (e.g. Purdue model, network segmentation, IoT)
• Strong analytical, organisational, and communication skills
• Relevant professional certifications (e.g. CISSP, CISM, CISA, CRISC) are considered a strong plus

Team and working model

You will join the IT Security, Risk & Compliance team within Eneco’s Tech organisation. This first-line security team supports Eneco’s value chains and verticals in identifying and mitigating cyber security risks, while ensuring compliance with internal and external regulations.

The team works closely with operational and digital domains across Eneco, in a hybrid setup combining collaboration at the Rotterdam HQ with flexible remote working.

Benefits

• Gross annual salary between €88.000 and €125.000, including FlexBudget, 8% holiday allowance, and depending on your role a bonus or collective profit sharing
• FlexBudget: have it paid out, use it to buy extra holiday days or save it up
• Personal and professional growth support
• Hybrid working: work 40% at the office, 40% from home, and 20% flexibly. With manager approval, you may work abroad (within approved countries) up to 3 weeks/year, max 2 consecutively

Application process

Please apply directly via the Eneco careers website. Applications via email will not be considered. For questions about the application procedure, contact the recruiter listed in the vacancy.