network rail careerstrainee train driver jobsnorthern rail jobstranslink jobseast midlands railway jobsA Controller of Site safety or COSS is anyone experienced from the Network Rail to be sure Secure follow for operate taking place on or in close proximity to railway tracks and infrastructure. Their Key job is to set up a secure process of work to

network rail careerstrainee train driver jobsnorthern rail jobstranslink jobseast midlands railway jobsA Controller of Site safety or COSS is someone competent with the Network Rail to be sure safe exercise for perform transpiring on or in close proximity to railway tracks and infrastructure. Their Major role will be to create a secure system of wo