OT Security Engineer (all genders)

Location: Madrid Employment type: Full-time

Your mission:

• Implement and commission network and cybersecurity solutions for utility-scale photovoltaic (PV) power plants and Battery Energy Storage Systems (BESS)
• Design and implementation of secure OT (Operational Technology) network architectures, including network segmentation, firewall configuration, secure remote access, and system hardening.
• Integrate and configure network security solutions, including firewalls, managed switches, and monitoring systems, in close collaboration with your colleagues
• Conduct security assessments, vulnerability analyses, and risk assessments for industrial control systems in renewable energy plants.
• Implement and improve cybersecurity measures in line with relevant standards and requirements, such as IEC 62443, NIS2, and KRITIS.
• Coordinate technical requirements and security concepts with customers, suppliers, and other project stakeholders throughout all project phases.
• Document network architectures, security configurations, risk assessments, and implementation procedures to support secure operations and compliance requirements.
• Take a hands-on, solution-oriented approach to technical challenges and continuously improve our cybersecurity solutions.

You want to save the world with us?

Welche Rolle spielst du beim Retten der Welt?

Your profile:

• Degree or vocational training in computer science, cybersecurity, electrical engineering, automation technology, communications engineering, or a related field.
• Professional experience or a strong practical background in OT/ICS (Industrial Control Systems) security, industrial networking, or network engineering.
• Good knowledge of network technologies and protocols, including TCP/IP, VLANs, routing, firewalls, and industrial communication protocols.
• Familiarity with cybersecurity technologies such as firewalls, intrusion detection and prevention systems (IDS/IPS), network monitoring, and security information and event management (SIEM) solutions.
• Knowledge of network segmentation, secure remote access, access control, and system hardening.
• Familiarity with relevant cybersecurity standards and regulatory requirements, particularly IEC 62443, NIS2, and KRITIS.
• Experience with threat modelling, risk assessments, vulnerability assessments, or security documentation is desirable.
• Independent, structured, and solution-oriented approach to work, combined with strong analytical and problem-solving skills.
• Hands-on mentality, willingness to take ownership, and ability to work effectively in a project-based environment.
• Strong communication skills and confidence in technical discussions with customers and suppliers.

We welcome applications from people with disabilities and actively promote equal opportunities and diversity.

Das hast du im Gepäck

You can look forward to:

• Working for a better future: with us, you'll create a better future for us and all the generations after us
• Flexibility: With our flexible home office and working time model
• Prepaid Lunch card: In addition to your salary, we support you with a Ticket Restaurant
• Team events: Be part of a team not just at work, our summer and Christmas parties await

What we offer you

Your Contact Person

Camilla Geismar Recruiting Business Partner recruiter contact