BossFight Entertainment has studios in Austin and Allen Texas. They have a range of positions open from internships to full time positions in art, design and programming. Internships look like they are open to recent college grads as well as current college students from sophomore year +.
https://www.bossfightentertainment.com/careers
Tag: Technical Art (page 1 of 1)
https://www.hardlightstudio.com/careers
Hardlight Studio (a Sega company) is hiring for multiple positions.
Several job openings at Bluepoint Games in Austin. Several right now are lead positions, which means that they may be ramping up a project and need junior positions soon. Check back on this company over the next couple months.