If you were hiring someone for your business, you want to be sure that their personality matched your organization. You would hire someone that would fit into the team s/he is going to work in.
The same is true for community managers. Community managers are going to be managing the community and interacting with dozens of members on a daily basis. Their personality needs to match the community.
Personality is more important than skills and experience. You can gain more experience and learn new skills. Changing your personality is harder.
If you’re looking for a community manager, do you know the personality you’re looking for?
If you’re a community manager, do you know what communities would best suit your personality?
