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October 21, 2026
OT Cybersecurity Consultant
Senior • On-site
55,000 - 80,000 EUR/yr
Essen, Germany
Quick Facts
Role: OT Cybersecurity Consultant (penetration testing)
Focus: IT and OT security assessments and penetration tests (OT components, embedded systems, SCADA, control devices, industrial networks)
Description
You will review the effectiveness of existing security controls in IT and OT environments, identify potential attack paths, and help prevent exploitation. The role includes conducting penetration tests, researching new attack methods and tools, and advising business areas as a cybersecurity expert for energy assets. You will also report newly found OT/IoT product vulnerabilities to manufacturers and communicate security findings to stakeholders.
Responsibilities
Organize and conduct penetration tests primarily on OT components, embedded systems, SCADA, control devices, and industrial networks, as well as on IT components
Identify attack paths and assess the current technical security level across group companies
Research new attack methods and tools and test them in a controlled manner
Advise and support specialist teams and companies as a cybersecurity expert for energy plants
Identify new vulnerabilities in the OT/IoT products used and report them to the respective manufacturers
Requirements
Completed degree in IT security, computer science, electrical engineering, automation, or equivalent qualification or relevant work experience
Several years of relevant professional experience in independently performing technical security analyses and penetration tests
Strong expertise and interest in vulnerabilities, attack techniques, and bypassing common security technologies and measures, especially with a focus on OT, IoT, or hardware
Knowledge of automation and networking
German and English proficiency (written and spoken)
Strong ethics and knowledge of applicable standards and norms
Willingness to travel and to carry out security reviews for preventive personnel sabotage protection in business contexts
Benefits
30 days of vacation per year; company holidays on December 24/31 (Heiligabend and Silvester) off
Option for additional vacation days or a sabbatical
Hybrid work model
Up to 20 workation days per year within Europe
Company fitness, car and bicycle leasing, subsidized Germany ticket
Company pension plan and an insurance package
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