Additionally, experience designing mixed signal PCBs with ADCs & DACs, microcontrollers, DC/DC converters, digital communications protocols (RS232/RS422, I2C, I2S, SPI, McBSP), high speed signaling, preamplifiers, power amplifiers, and interfacing to embedded microprocessors is required. Successful applicants will support the design and development of a wide variety of underwater maritime systems including payloads for unmanned underwater vehicles, underwater sensing, tracking, and communication arrays, acoustic communication transceivers, wireless power transfer, high power acoustic transmit arrays, and electromechanical actuators.