Greater Bern Area
- Developed the OT/ICS security architecture for FRMCS (5G), driving requirements, threat modelling and alignment with TS 50701 / IEC 62443 - Advised major critical-infrastructure programs through risk assessments and secure-architecture reviews - Defined enterprise OT security capabilities incl. segmentation, secure remote access and NDR/IDS integration - Shaped OT security governance, cryptographic strategy and post-quantum readiness
Took a planned career break, including coast-to-coast travel across the U.S.
- Led a systems engineering team and coordinated resource planning for infrastructure build projects - Held responsibility for security and system concepts, incl. patching strategies, perimeter protection and generic platform designs - Directed technical execution of railway control system projects from proposal through commissioning (HW, networking & cybersecurity) - Advanced cloud-based SCADA/“as-a-Service” initiatives and drove operational/process optimisation - Oversaw maintenance management, customer status reviews, and incident coordination including 2nd-level standby support
- Built and secured the cloud architecture of a SaaS platform (networking, DBMS, IAM) - Conducted security testing, audits, monitoring, and incident handling - Designed DR/backup strategies and ensured operational reliability - Supported scaling the product to 150+ customers in the DACH region