It's available on Ravelry. The link is:
You can also buy a set with the coordinating mitts and hat - the link for that is:
Is this advanced beginner friendly?
Yes, I think so. The stitch pattern is very simple; the only stitches used are knit, purl, yarnover, k2tog (knit 2 together) and k2tog-tbl (knit 2 together through the back loops). If you're comfortable with those and can work in the round, you should find this totally doable.