Offshore instrumentation jobs focus on the design, installation, calibration, and maintenance of control instruments on an offshore oil or gas rig. Common job titles include offshore instrument technician and offshore instrument engineer. As an offshore instrument engineer, you design or customize sensors and equipment for use on an offshore installation. As an offshore instrument technician, your duties and responsibilities involve performing planned and unplanned maintenance on sensors, instruments, and safety systems on the oil rig. Offshore instrument engineers work with technicians to install the instrumentation and test it to ensure that it works effectively and meets safety standards during operation.