Echelon

She aspires to reach the top echelon of the corporate ladder.

The military's highest echelon of command is responsible for strategic planning.

In the fashion industry, the top echelon of designers sets the trends.

He achieved the highest echelon of expertise in mathematics.

She aspires to reach the top echelon of professional tennis players.

After years of hard work, she finally reached the echelon of senior management.

The chef's culinary skills placed her in the echelon of renowned chefs.