The University of Florida's Computer Science CISE department is offering multiple fully funded PhD positions starting Fall 2026 under the mentorship of Professor Sumit Kumar Jha. Research will focus on artificial intelligence and machine learning, with special emphasis on trustworthy, safe, and responsible AI, interpretability, and rigorous evaluation of AI systems. The lab boasts a strong track record of placing graduates in faculty roles, national labs, and leading industry positions. Students will have access to HiPerGator 4.0, the fastest AI-dedicated university-owned system in the U.S., and benefit from collaborations with national labs and projects funded by major agencies such as NSF, DoD, and DOE. The group regularly publishes in top AI venues including NeurIPS, ICML, ICLR, AAAI, IJCAI, DAC, and ICCAD. Applicants should have a solid background in computer science or related fields, with demonstrated interest and experience in AI, machine learning, or trustworthy computing. Funding is fully provided, though specific stipend and tuition details are not listed. Interested candidates should contact Dr. Sumit Kumar Jha and review lab information at sumitkumarjha.com. The application deadline is December 28, 2026.