if (grep {/$backup_job/} <NB_FILE>) {
	print "backup job found for $backup_job\n";
} else {
	print "$backup_job does not have a backup job !!\n";
}


##</code><code>##


./test.pl test.txt
:1:
puccini
backup job found for puccini
:2:
fakeserver
fakeserver does not have a backup job !!
:3:
cgndsdr4
backup job found for cgndsdr4


##</code><code>##


./test.pl test.txt
:1:
puccini
NB_ISA_SNOH_puccini_DB_diff
NB_ISA_SNOH_puccini_DB_full
:2:
fakeserver
fakeserver does not have a backup job !!
:3:
cgndsdr4
NB_toi_tko_cgndsdr4_fl