Is it worth doing engineering from Texas A&M University Kingsville for international students?

For MBA course of TAMU, a GMAT / GRE score is required and a Bachelor's degree. 3 years of work experience is also required.

For GMAT waiver for TAMU MBA, students are required to have a strong Undergraduate GPA and at least 3 years of work experience. 

Yes, there are application fee at Texas A&M University. The University offers a wide variety of 90 different and interesting specializations in MS Courses for a period of 10 months to 2 years. The students who are interested in getting into TAMU for MS courses can apply via GraduateCAS. The base app

Students who apply to TAMU in August will receive their letter by the start of Sep. Those who apply after Sep, it will take 2-4 business days to receive the acknowledgement letter.

Source: tamu.edu

Texas A and M University MS in Nuclear Engineering course is 18-24 months long. For admission to this university's courses, Indian students are required to submit the following documents. 

• Three Letters of Recommendation
• Academic transcripts of previous studies
• Statement of Purpose
• Resume / CV

Yes Tamu acceptance rate stands around 57.3% meaning out of every 100 candidates who apply for its admission process upto 57 will  be accepted. This makes it moderately  hard to get into the university ad only halfof the applicants will be offered admission