What does a senior field service engineer do?

A Senior Field Service Engineer is responsible for installing, maintaining, and repairing complex equipment and systems at customer sites. They often work with highly technical machinery, such as industrial automation systems, medical devices, or telecommunications equipment. In addition to hands-on technical work, they provide expert troubleshooting, train customers or junior engineers, and ensure that equipment operates according to manufacturer standards. Their role may also include documenting service activities and recommending system upgrades to improve reliability and performance.