job termination Korea foreigner visa reporting timing Korea foreign worker unsafe work Korea visa violation part time korea E-7 visa Korea unpaid severance Korea employer shutdown foreign worker Korea foreign worker resignation quitting job Korea foreigner unpaid salary Korea foreigner JobKorea unpaid wages foreigner Korea XpatJobs foreign worker severance Korea non-teaching jobs Korea foreigner jobs Seoul Korean labor law foreigners notice period korea workplace change reporting Korea foreign worker fired in Korea visa retirement pay Korea LinkedIn Korea Kowork labor office Korea Seoul Global Center visa reporting deadline Korea job change Korea Saramin Korea job search guide korea employment visa foreign worker side job korea foreign employment law korea unpaid wages Korea labor office communication Korea work visa korea English jobs Korea teaching jobs Korea salary not paid Korea company closed Korea visa foreign worker visa korea rules job change korea immigration work compliance freelance jobs Korea labor rights foreigners Korea visa sponsorship Korea foreign worker reporting delay Korea severance pay Korea foreign worker ghosted Korea work visa korea rules employer no response Korea foreign worker job change jobs in Korea for foreigners job change visa korea process foreign worker korea immigration reporting steps foreign worker mistakes Korea workplace change Korea part-time jobs Korea labor office foreign workers Korea work visa status e7 visa job change korea resigning job korea Korea job platforms foreign worker Korea foreign worker job change korea work in South Korea 2025 expat career Korea change job korea visa KOTRA job fair