OT Security Engineer for Energy Infrastructure (m/f/d)
Energiedienst Holding AG
Laufenburg
Key information
- Publication date:22 January 2026
- Workload:100%
- Place of work:Laufenburg
Job summary
Join us at a leading regional energy provider focused on sustainability. Enjoy a collaborative work environment and growth opportunities.
Tasks
- Develop and implement OT-Security standards and processes.
- Enhance system architecture and interfaces for better efficiency.
- Conduct risk analyses and ensure compliance with security standards.
Skills
- Degree in IT or equivalent experience in relevant fields.
- Strong knowledge of IT and OT systems, including networking.
- Excellent communication and structured work approach.
Is this helpful?
Interested in the energy transition?
Since 1898, we have stood as a regional energy supplier with our own hydropower plants for sustainability, responsibility, and innovation. Together we create a livable future – for the environment, society, and you.
Why naturenergie?
Perspectives: Grow with us – professionally and personally.
Meaningfulness: Shape the energy transition sustainably and effectively.
Humanity: Experience a trusting environment and genuine team spirit.
Our vision? An environmentally friendly energy future!
Does that already sound good to you? Learn more about the benefits waiting for you with us:
What to expect:
Development and implementation of OT security standards, processes, and internal guidelines
Further development of system and network architecture as well as their interfaces
Introduction, maintenance, and continuous development of the ISMS in our power plants on the High Rhine
Analysis of assets and processes, risk identification and assessment, and definition of appropriate protective measures
Operational implementation of security measures in close coordination with the operations teams
Ensuring system availability, performing updates and patches, performance monitoring, and automation of central processes (e.g., backups)
Conducting risk analyses, supporting internal and external audits, and maintaining BCM and emergency concepts
Planning and conducting training and exercises in the area of OT security
Close cooperation with management, information security and risk management, as well as other relevant stakeholders
You bring:
Completed training or studies in computer science or a comparable qualification
Comprehensive knowledge of IT and OT systems, especially in network architectures (TCP/IP, VLAN, routing, firewalls), Windows and Linux servers, virtualization (VMware, Hyper-V), patch and update management
Experience with control and monitoring systems, industrial communication protocols (e.g., Modbus, IEC 60870-5-104) as well as digital power plant components, measurement and metering technology – ideally in the context of critical infrastructures
Experience with management systems, especially ISMS and BCM.
Professional experience in power plants or industrial facilities is an advantage
Knowledge of relevant standards and regulations (ISO/IEC 27001, 27002, 27019, NIS2, KRITIS umbrella law as well as IT security catalogs according to §11 EnWG)
Strong communication skills, structured working, assertiveness, and enthusiasm for cybersecurity
Mobility on the High Rhine between Laufenburg and Wyhlen
Interested?
Then become part of our team. Chiara Raschka looks forward to your application. This position is to be filled at 80-100%.
