An Instrumentation Field Engineer is responsible for installing, calibrating, maintaining, and troubleshooting instrumentation and control systems in industrial settings. They ensure that instruments used for measuring and controlling process variables, such as pressure, temperature, and flow, operate accurately and efficiently. Their role often involves working on-site, collaborating with other engineering teams, and ensuring compliance with industry standards and safety regulations. They may also assist in system upgrades, testing, and commissioning of new equipment.