Ekhart was one of the best sonar technicians in the U.S. naval submarine service.

The sonar technician swiveled around in his chair to face the center of the control room.

The sonar technician nodded nervously, wondering just how likely it was that he would survive the cruise after all.

Colonel, sir," the sonar technician said suddenly.

He served as a sonar technician and received a Good Conduct Medal before being honorably discharged after eight years of service.

He joined the United States Navy in 1960, where he worked as a sonar technician.

Malone became a sonar technician and attained the rank of E6, Petty Officer First Class.

Tom Cunu-rungs, Klein's sonar technician, announced not one but three solid targets the first hour into the search.

Chief Lott was a sonar technician by trade, the man responsible for Pasadena's ears.

Following a 23 year career as a sonar technician, he retired from the United States Navy as a chief petty officer.