Extraordinary teams building inspiring projects: Since 1898, we have helped customers complete more than 25,000 projects in 160 countries on all seven continents that have created jobs, grown economies, improved the resiliency of the world''s infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner place. Acting as the primary on-site technical lead for life safety commissioning, this position works closely with engineering, construction, operations, vendors, equipment suppliers, commissioning teams, and Authorities Having Jurisdiction (AHJs) to develop and execute comprehensive testing and validation programs.