初级、中级、高级电子工程师用英语怎么说

senior engineer 高级工程师
见过 first class engineer；second class engineer
没有见过初级、中级工程师
高级电子工程师可译为：senior electronic engineer
设想中级可直接用：electronic engineer
初级实在要译，可译成：junior electronic engineer

primary/medium/senior electronic engineer