If offered the option of writing a master's thesis, seriously consider taking it, as it can form the core of your first refereed journal article. Plan out a publishing trajectory to ensure that you have at least one sole-authored refereed journal article before you defend your dissertation.
Attend every job talk in your department and affiliated departments religiously. It matters not if those talks are in your field or subfield.
Take every opportunity available to present your work publicly.
Make your mistakes in graduate school, where the stakes are low, so that you are a master of the podium when the stakes are high.
apply annually to present a paper at your national conference
Cultivate a letter writer who is not from your Ph.D.-granting institution.
Write your dissertation with an eye to the publications that it will become
You must publish enough to get a job without prematurely exhausting your supply of material you will need for tenure.
Remember that the best dissertation is a finished dissertation.
Do what it takes to satisfy your committee and finish.
Be the sole instructor of at least one course
Go on the market while A.B.D. because you want to make your worst mistakes while you still have a year of financial support from your home department. Most people who prevail on the market need at least two years to do so.
Here is part of the last entry: “Grad school demands that we unlearn many things, but I never imagined that writing would be one of them. As I write this here, at the end of these thousands of words, I still feel like I just started writing. My hand cramps. I worry. I don’t flow with copious rigor.”