From 職(しょく) (shoku, “job”) + 探(さが)し (sagashi, “searching, 連(れん)用(よう)形(けい) (ren'yōkei, “stem or continuative form”) of the verb 探(さが)す (sagasu, “to search”).”).
しょくさがし • (shoku-sagashi) ←しよくさがし (syokusagasi)?