Who are we?
Capgemini
is a general leader in partnering with companies to transform and manage their business by harnessing the power of technology. Guided daily by our purpose of unleashing human energy through technology for an inclusive and sustainable future, we are a responsible and diverse organization of
340,000 team
members in nearly
50 countries. With over 50 years of heritage and expertise, we are a trusted partner to address the full breadth of our clients' needs—from strategy and design to operations—leveraging the innovative world of cloud, cybersecurity, infrastructure data, AI, connectivity, software, and platforms.
Capgemini is currently seeking an experienced
OT Security Architect
to join our cybersecurity team. In this role, you will design and lead the implementation of industrial cybersecurity solutions for our clients, ensuring the protection and resilience of their Operational Technology (OT) and Industrial Control Systems (ICS/SCADA) environments. You will be responsible for defining the security strategy, framework, and architectures to mitigate risks, safeguard operational continuity, and secure critical infrastructure. Your work will involve designing secure OT architectures, ensuring solutions meet compliance standards (IEC 62443, NIST 800-82, ISO 27019, etc.), architecting network segmentation strategies (Purdue, Zero Trust), and providing expert oversight for incident response and security best practices.
Responsibilities
Design and architect secure industrial environments (ICS/SCADA, DCS, PLCs, IIoT), defining controls to mitigate vulnerabilities. Define and implement OT security architecture frameworks, ensuring solutions meet standards like IEC 62443, NIST 800-82, ISO 27019, NIS2, and sector-specific regulations. Design and govern IT/OT network segmentation strategies, applying principles like Zero Trust, industrial DMZs, and Purdue model segmentation. Architect the integration of OT security monitoring tools (e.g., Nozomi Networks, Claroty...) into the broader security ecosystem. Develop and maintain OT security roadmaps, reference architectures, and security patterns. Stay up to date with emerging OT threats and translate their impact into architectural design requirements.
Qualifications:
Degree in Telecommunications Engineering, Computer Science, Industrial Engineering, Electronics, Automation, or a related field. 5+ years of experience in OT cybersecurity, with proven experience in an architectural or design role. Strong knowledge of industrial protocols (e.g., Modbus, DNP3, OPC UA, Profinet, BACnet) and their security risks. Proven experience designing secure OT solutions compliant with standards (IEC 62443, NIST 800-82). Expert knowledge of designing and implementing industrial network architectures, including segmentation, industrial firewalls, and reference models like Purdue. Experience architecting solutions with security tools for ICS environments (Nozomi, Claroty, Armis...). Ability to design resilient architectures to defend against cyber threats targeting critical infrastructure. Minimum B2 English level (projects may have an international scope). Strong ability to provide technical leadership on multiple projects and communicate complex architectural concepts to both technical and business audiences. Have at least one of the following certifications is a plus:
CISM, CISSP, GIAC (GRID, GICSP, GCIP), CompTIA Security+ OT/ICS-specific cybersecurity certifications such as ISA/IEC 62443 Cybersecurity Specialist or Expert
Why Join Capgemini?
Diversity Culture:
we believe diversity drives innovation and inclusion builds success. We are committed to providing equal opportunities regardless of ethnicity, gender, age, disability, sexual orientation, or any other dimension of diversity Flex abroad program:
work 45 per year in another country. Holidays:
24 working days + 2 days off work per
year for personal matters + 24 and 31 of December. Additional Benefits
Would you like to join our team?