If you want a job in bitcoin, so Bitcointalk is the best job, where you can earn bitcoins easily, otherwise most of the sites are here, and secondly you can also create your own bitcoins job, just like you see in bitcoin forum the service section mostly jobs are here, that's all are own create jobs, and most of the members are doing this jobs and earn a good amount of the bitcoins, so if you search it than you can also get a bitcoin job.