[2] Qureshi was the principal contributor of scientific understanding of various chemical elements: bismuth, cobalt, strontium, thallium, tritium, iron, rubidium, and zinc.
[2] He spent many years as an educator and research scientist at the Institute of Engineering and Applied Sciences in Nilore before taking a professorship at the Karachi University.
: 88–89 [5] In 1956, he graduated with a Bachelor of Science (BSc) in chemistry from the Sindh University and was noted in newspapers for his top standing in his class, winning the silver medallion with his degree.
: 88 [5][2] After earning a scholarship from the Pakistan Atomic Energy Commission (PAEC) in 1960, Qureshi went to the United States to attend the University of Michigan and graduated in 1962 with an MSc in nuclear chemistry.
: 96 [10] As early as 1972, Qureshi joined the team of scientists that began working on the equation of state of the radioactive decay element plutonium, while he established the computerized radiation detection chemical analysis laboratories at the Pakistan Institute of Nuclear Science and Technology in 1973.: 96 [10] In 1974, Qureshi and his team was instrumental at the national laboratory when he was the first to confirm the detection of radiation emissions coming from Rajasthan in India.
[2] Throughout his time at PAEC, Qureshi earned several scientific honors, including the Gold Medal and a Fellowship of the Pakistan Academy of Sciences in 1994.
[2] In 1997, from the Iranian Government, he received the Khwarizmi International Award for advancing and understanding the "Nuclear analytical techniques development and application in Pakistan".
[15] In 1996, Qureshi retired from PAEC as Chief Scientific Officer and was made scientist emeritus, which allowed him to continue research at PINSTECH before moving to Karachi.