Ultrasonic Testing (UT) Jobs

Ultrasonic Testing (UT) is a versatile volumetric Non-Destructive Testing method that uses high-frequency sound waves to characterize material thickness or detect internal flaws. By using a transducer to send ultrasonic pulses through a component, technicians interpret reflected signals to identify inconsistencies such as cracks, laminations, or corrosion. This method is highly valued for its precision and the fact that it often only requires access to one side of the test object.

UT technicians operate in diverse environments ranging from refinery turnarounds to aerospace manufacturing facilities. In the oil and gas sector, UT is primarily utilized for wall thickness measurements and weld inspections on pressure vessels and piping. In the aerospace industry, technicians use immersion UT or contact testing to ensure the integrity of critical composite and metallic flight components. Unlike radiography, UT does not involve radiation hazards, making it a preferred method for many onsite applications where facility operations must continue without interruption.

Professional growth in the UT discipline often starts with digital thickness gauging and progresses to manual shear wave inspection. High-performing technicians typically move into advanced techniques such as Phased Array Ultrasonic Testing (PAUT) or Time of Flight Diffraction (TOFD). Mastery of Ultrasonic Testing requires a deep understanding of wave physics and the ability to calibrate equipment according to specific industry standards like ASME Section V, API 5L, or AWS D1.1.