Sergio Callen

Sergio Callen

West Coast Business Development and Operations Director

Sergio Callen has 17 years of diverse experience working on transportation and infrastructure projects and pursuits worldwide, including high-profile programs in the United States, Europe, and Asia. He has specialized systems engineering and systems integration experience for high-speed rail, mass transit, light rail, and advanced guideway systems. Mr. Callen has participated in several alternative delivery projects in North America, supporting concessionaires and construction companies to optimize asset performance and design solutions at lower life cycle costs within acceptable risk tolerances for the private entities, through his oversight roles related to the cost, scheduling, estimating, and document management requirements for the design, construction, and O&M periods.

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