Possible Clues:

• Corporate barrier of a sort
• Unacknowledged barrier to career advancement
• Career impediment
• Invisible impediment in the workplace
• Professional advancement hurdle
• The bar for women with view of the stars perhaps
• Barrier preventing promotion, due to prejudice etc
• Discriminatory barrier to promotion
• Clearly an obstacle for a working girl prepared to go all the way?
• Corporate hierarchy barrier