in 1969 olmberg made his debut for the first team of sv robinhood playing with the likes of theo blaaker, ewout leefland and wilfred garden. his impact on the team earned him the captain armband and in 1970 he was awarded the prize for surinamese footballer of the year. the following season saw him win his first national title and robinhood's eighth overall. qualifying for the 1972 concacaf champions' cup, olmberg would captain his team to a second-place finish in the tournament, losing to olimpia from honduras 2–0 on aggregate score in the final.