This is a phenomenon that occurs with PDF files.
As the font is not embedded in the PDF, some text is switched out with a replacement font during the RIP process, with those sections being shifted either up/down or left/right.
5 minutes or less
Embed the required font in the PDF before printing.
There is a chance that the size of the PDF data may increase.
The example procedure below uses Adobe Acrobat.
1. Use Acrobat to open the PDF file.
2. Select [File], [Properties...], and then [Fonts].
3. Check that "(Embedded Subsets)" is listed for all fonts.
4. If it is not listed, use the [Adobe PDF] virtual printer to recreate the PDF file.