Borromeo later joined
Tata Steel as Sports Assistant in 1979 and participated in a number of track and field meets. In 1982 he rose to the limelight. He topped the six-nation Athletic Meet in
Mumbai, winning the Inter-State Championship at
Kozhikode and won the Gold at the Pakistan National Games at
Peshawar. He won a Bronze at the
Peking International Games in
China and toured
Germany representing the Indian athletic team. At the
1982 Asian Games at Jawaharlal Nehru Stadium,
Delhi, he represented India and won the 800m gold with a record time of 1:46:81 seconds (Sri Ram Singh holds national record 1:45.77 did in Montreal Olympics 1976)He was the first Tata employee to win a Gold in the Asian Games. In 1984 Tata honored him as the Best Sportsman. Borromeo later represented India at a number of
track and field meets around the world, including
Japan and
China, where he again won gold. He represented India at the
1984 Summer Olympics at
Los Angeles. He was eliminated in the first round after finishing fifth with a time of 1:51.52. Borromeo was the captain of the Indian team at the Asian Track and Field meet in
Jakarta and the 1985 South Asian Federation Games in
Dhaka. He won silver in both the meets. He retired as an athlete in 1986 at the age of 28, after experiencing recurring knee problems. He was awarded the
Arjuna Award in 1982 and the
Padma Shri in 1984 by the
Government of India. ==Post-retirement==