Jonathan Cruz

Site Manager at Serra Soldadura de Mexico (2021-11 – Present)

Directed the installation, commissioning, and launch of fully automated BIW welding lines for Tier 1 automotive suppliers, ensuring on-time project delivery and a successful SOP.
Developed and executed installation and commissioning plans, ensuring project milestones were achieved safely, on schedule, and within scope.
Led production ramp-up and manufacturing readiness activities, ensuring stable manufacturing processes and successful transition to serial production.
Resolved complex manufacturing and commissioning issues through cross-functional technical leadership, improving process stability, product quality, and operational performance.
Led dimensional validation using checking fixtures and CMM data to verify compliance with GD&T requirements.
Served as the primary customer interface throughout all project phases, ensuring alignment on technical requirements, project objectives, and launch activities.
Successfully delivered the on-site installation, commissioning, and launch of highly automated BIW production lines with up to 92 industrial robots, achieving on-time project delivery and successful Start of Production (SOP).
Directed multidisciplinary teams of up to 30 personnel across mechanical, electrical, robotics, and automation & controls to deliver successful installation, commissioning, and production launch.
Successfully delivered 8+ automotive launch projects across Mexico and the United States for leading Tier 1 automotive suppliers.

Assembly Technician at Gestamp Puebla II (2018-10 – 2021-10)

Performed dimensional adjustments and process corrections in automated MIG and spot welding cells to ensure compliance with quality requirements.
Developed and implemented error-proofing solutions (poka-yoke) to improve product quality and reduce rework.
Diagnosed and resolved equipment and process issues in automated assembly and laser cutting production lines.
Supported continuous improvement initiatives focused on increasing MTBF and reducing MTTR to improve equipment reliability and operational performance.
Drove process improvement activities to optimize model changeovers and improve productivity in assembly operations.
Established and optimized laser cutting fixtures for new program launches, ensuring dimensional accuracy, proper part location, and stable production performance.

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