The following sites have great materials for thinking about how to prepare a humanities-based resumé.
Writing a Powerful Resume (Humanities) (Brigham Young University)
Cover Letter and Resume/CV Guide (Columbia University)
Resume Tips for Liberal Arts Students (Liberal Arts Advantage)
Professionalizing in the Liberal Arts (via Mary-Catherine Harrison) — a handout on strategies for improving how you present yourself both online and on paper
The following sites may be useful for job searching.
Bookjobs.com — jobs in acquisitions editing, production, marketing, finance, IT, art & design, and every aspect of the process necessary for turning a manuscript into a book; for presses large and small
Idealist.org — jobs, internships, and volunteer opportunities with thousands of organizations in fields like public health, the environmental, sustainable housing, child advocacy, social welfare, and so on
Indeed.com — jobs in fields as wide-ranging as education, health care, human resources, fund-raising, non-profits, legal/paralegal, and public policy
Minnesota Council of Nonprofits — there may be similar sites for other states, though I haven’t investigated (my Twin Cities students often want to stay here)
The Ultimate Guide to Finding Jobs as an English Major (Sell Out Your Soul)