Cyber Security & ISMS Specialist (Kassel Hybrid, DE)

In this role, you will be responsible for managing cyber security requirements for our large-scale energy storage projects and engineering processes. You will ensure that security-related requirements are captured, documented, tracked, and implemented throughout the entire project lifecycle in a structured and customer-compliant manner. Working closely with customers, suppliers, project teams, and internal stakeholders, you will play a key role in enabling secure and reliable energy storage solutions. This is an opportunity to drive change while helping us rethink energy together.

Your mission – what you can expect from us:

• ISMS & Compliance: Developing, maintaining, and continuously improving information security policies, processes, and work instructions in line with ISO 27001 and ISO 27019 requirements.
• Requirements Management: Coordinating and aligning cyber security requirements with customers, information security officers, internal departments, and project teams across all project phases.
• Risk Management: Performing asset‑specific risk assessments, tracking mitigation measures, and maintaining the associated risk register.
• Audits & Certifications: Preparing, supporting, and following up on ISMS audits as well as customer‑ and project‑specific certifications and compliance activities.
• Security Operations: Managing security incidents, vulnerability management activities, and coordinating external penetration tests, including scoping, execution support, and technical reporting.

Your profile – what you bring with you:

• Degree in Computer Science, Electrical Engineering, Information Security, Industrial Engineering, or a comparable qualification.
• Experience in information security, OT security, or technical compliance management.
• Strong understanding of OT systems, industrial networks, operational processes, and safety‑critical environments.
• Knowledge of ISMS frameworks, risk assessment methodologies, and audit processes, ideally according to ISO 27001 and ISO 27019.
• Experience with relevant standards and regulatory requirements such as IEC 62443 or BSI IT‑Grundschutz, ideally within the energy sector.

Does this sound interesting to you? Follow the links below to learn more about some of our projects:

• Project St. Eustatius: 100% Caribbean Solar Power
• Project Hydrogen Dune
• Project BigBattery Lausitz at the Schwarze Pumpe site

We shape alternative energy solutions for future generations. Join our young, passionate team and become part of our success story.

As part of the SMA Group, you’ll enjoy attractive corporate benefits while working in a dynamic and innovative environment.

We look forward to receiving your application!

Your contact: Hannah Höster | SMA Altenso GmbH| Phone: -0

#SMA Altenso GmbH

At Altenso, we stand for equal opportunity and diversity – regardless of gender, age, origin, religion, disability, or sexual orientation.