Pew Research Center has one open level research position for anyone from ABD status up to tenured professor. Pew is also looking for a savvy research assistant.
Research Associate or Senior Researcher position: https://jobs-prc.icims.com/jobs/5962/research-associate%2c-global-religious-demography/job
Research Assistant position: https://jobs-prc.icims.com/jobs/5964/research-assistant%2c-demography-of-religion/job
Both jobs are based in Washington DC.
Here are some recent examples of the demography of religion team’s work