Technical school certification with courses in electricity, electronics, motor control and operation, control wiring, electronic circuitry, basic computer skills, mathematics or a minimum of four (4) years experience working as an electrician apprentice, journeyman, electrician or electronics technician. Holy Cross Hospital, in Silver Spring, is one of the largest hospitals in Maryland, and Holy Cross Germantown Hospital is the first hospital in the nation built on a community college campus, enhanced by an educational partnership.