Cristian Lapko

Manage full workshop operations: fault diagnosis, warranty resolution, spare parts logistics, and after-sales technical support for massive and industrial electronics equipment. Develop standardised diagnostic protocols reducing mean time to repair; manage documentation, work orders, and customer SLAs across concurrent service contracts. Coordinate subcontractors and suppliers; supervise technical documentation and quality records.

Technical and normative feasibility assessment (IEC / IRAM / ISO) for CKD and CBU product development in the consumer electronics market. Design and calibration of production-line validation test benches; evaluation of prototype electrical performance, thermal behaviour, and normative compliance.

ISO 9001 QMS: full implementation in critical railway infrastructure — procedures, manuals, audit programme, CAPA, and management review.

Coordinate technical support teams and subcontractors; supervise material reception controls and contractor compliance documentation.

Diagnose and maintain electrical, traction, and control systems across distributed multi-site critical infrastructure with zero tolerance for unplanned downtime - operational model directly transferable to multi-zone building and hotel engineering. Execute structured preventive maintenance programmes and daily work order management across multiple locations; track KPIs (MTTR, MTBF, availability) and report to operations management.

100+ ISO 9001 internal audits at weekly frequency across 5,000+ personnel in critical urban transit infrastructure and maintenance over four years. Full ISO 14001 Environmental Management System implementation from zero: environmental KPIs, legal compliance register, external certification coordination. Developed standardised audit methodology subsequently adopted as group-wide reference across all Roggio business units.

Diagnose and repair safety-critical electrical systems in metro rolling stock: power converters, traction inverters, onboard power supplies, and door control systems - zero-failure passenger safety environment. Design and build specialised test benches for metro rolling stock electronic assembly validation. Instrument calibration programme with full metrological traceability per ISO/IEC 17025.

Manage multi-brand technical workshop serving 5+ client companies simultaneously: warranty management, spare parts logistics, SLA compliance, and technician coordination. Diagnose and repair complex consumer and industrial electronics across multiple brands with concurrent coverage and tight turnaround requirements.