ambitious
/æmˈbɪʃəs/
adjective
Having or showing a strong desire and determination to succeed.
his mother was hard-working and ambitious for her four children
aspiring,determined,forceful,pushy,enterprising,pioneering,progressive,eager,motivated,driven,enthusiastic,energetic,zealous,committed,go-ahead,go-getting,purposeful,assertive,aggressive,hungry,power-hungry