network rail careerstrainee train driver jobsnorthern rail jobstranslink jobseast midlands railway jobsA Controller of Site safety or COSS is anyone certified through the Network Rail to make certain safe exercise for operate transpiring on or in close proximity to railway tracks and infrastructure. Their Key function is always to build a secure pr

network rail careerstrainee train driver jobsnorthern rail jobstranslink jobseast midlands railway jobsA Controller of Site safety or COSS is a person qualified through the Network Rail to be sure Secure apply for work transpiring on or around railway tracks and infrastructure. Their Main role will be to create a secure technique of work to protect