What is a GIS career and what are the Top-5 skills you need to be successful in a GIS career? Have a look at the webinar GIS Career: The Top 5 Skills. Topics include: how GIS is changing, how and why to be a part of this ever-evolving career field, and why these skills will be even more important as the “geospatial revolution” continues to have a growing impact on our society.
"Managing GIS" is a related (and short!) article about GIS jobs by Jennifer Egan in ArcNews (Summer 2014).
Want a third opinion? Joe Kerski from Esri discusses his Top-5 Skills (plus additonal skills) in three YouTube videos.