Usha Vance, an Indian-American, is gaining prominence alongside her husband, US Vice President JD Vance. While Usha navigates political life, her sister, Shreya Chilukuri, excels in engineering. A Duke University graduate, Shreya contributed to missile development at Raytheon and now works at ASML, a leading semiconductor company.Usha Vance, an Indian-American, is gaining prominence alongside her husband, US Vice President JD Vance. While Usha navigates political life, her sister, Shreya Chilukuri, excels in engineering. A Duke University graduate, Shreya contributed to missile development at Raytheon and now works at ASML, a leading semiconductor company.