The Evaluating Journals section of the ACRL site is especially helpful.
Directory of Open Access Journals. DOAJ is a community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals.
JCR summarises citations from more than 10,000 journals and proceedings in the sciences and social sciences indexed in the Web of Science database. By compiling articles' cited references, JCR helps to measure research influence and impact at the journal and category levels, and shows the relationship between citing and cited journals.
The Journal Impact Factor identifies the frequency with which an average article from a journal is cited in a particular year. You can use this number to evaluate or compare a journal’s relative importance to others in the same field or see how frequently articles are cited to determine which journals may be better for your publication. Clarivate website
"You should not depend solely on citation data in your journal evaluations. Citation data are not meant to replace informed peer review. Careful attention should be paid to the many conditions that can influence citation rates such as language, journal history and format, publication schedule, and subject specialty." Clarivate
It is worth noting that JCR IF is one metric, among other such as Eigenfactor and h-index, designed to measure influence of a journal and author, and that hiring decision take impact of publications into account among many other factors.