
You can find the glyphs in the following areas of K’aresh:
Tazavesh
Serrated Peaks
Echo-Dome: Primus (Very high up above dome)
Castigaar
Shadow Point
Fracture of Laacuna
North Sufaad (Below overhang)
The Oasis
TomTom Macro
/way #2472 55.1 67.5 Tazavesh
/way #2371 54.7 53.2 Serrated Peaks
/way #2371 46.5 58.4 Echo-Dome: Primus (Very high up above dome)
/way #2371 61 38.7 Castigaar
/way #2371 44 17 Shadow Point
/way #2371 54.7 23.4 Fracture of Laacuna
/way #2371 76.5 46.3 North Sufaad (Below overhang)
/way #2371 74 32.5 The Oasis
Thanks EctobiusRex for compiling the coordinates!
Note that there seems to be a phasing issue with Glyphs on the PTR. You must advance the intro questline up to the quest What Is Left of Home to see the Glyphs in the world.
Rewards
As of the time of writing, there are no rewards associated with the K’aresh Glyph Hunter achievement besides the 10 achievement points.
The real reward is the glyphs we found along the way.