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. Job Summary: Mechanical Startup Engineer responsible for planning, coordinating, and executing mechanical pre-commissioning, commissioning, startup, and system turnover activities to ensure mechanical systems are installed, tested, and placed into service safely and in accordance with project specifications, engineering design, and client requirements.