Dufferin and the mercantile marine After graduation, Katari was in the first batch of Indian cadet-entry officers to join the Indian Mercantile Marine Training Ship
Dufferin on its establishment in 1927. He topped the entrance examination. In the same batch was
S. G. Karmarkar, who also joined the Indian Navy and rose to the rank of
Rear Admiral. Katari finished the course earning the Viceroy's gold medal. Later, he was the first graduate of
TS Dufferin to serve on its Governing Board. He was selected by the
Calcutta Port Commissioners to join the
Hooghly River Survey. The river survey kept track of the shifting river bed of the
Hooghly river. Working on
survey ships owned by the Port Commissioners, he rose to head surveys independently.
World War II In mid-1939, with the outbreak of the
World War II, he applied for a commission in the Royal Indian Navy Reserve (RINR). On 23 September 1939, Katari received a temporary commission as a probationary
Sub Lieutenant in the RINR. He was assigned to the auxiliary patrol vessel HMIS
Sandoway as its most junior officer on 11 May 1940. Promoted to temporary lieutenant on 23 September 1940, he was subsequently assigned to
HMIS Dalhousie, the naval gunnery school in Bombay. On 9 April 1943, he was posted to Karachi and assigned to HMIS
Bahadur, the Boys' Training Establishment for the RIN. Katari served in surface fleets of the Atlantic and Indian Oceans. He specialized in
anti-submarine warfare. Later, he also served as an instructor at the Anti-Submarine Warfare School
HMIS Machlimar in Mumbai. He was promoted to acting lieutenant-commander on 30 September 1944. At the end of the war, as a
lieutenant-commander, he was appointed the
commanding officer of and led the mine clearance operations in the
Andaman & Nicobar Islands. In early 1946, the 56th Services Selection Board was set up at
Lonavala to screen the RINR and Royal Indian Naval Volunteer Reserve (RINVR) officers for a permanent commission in the RIN. Katari was appointed Senior Group Staff Officer and later Deputy President of the board. Later that year, Katari was appointed commander of the 37th minesweeping flotilla, which performed minesweeping operations in the
Strait of Malacca and the
Andaman and Nicobar Islands.
Post-Independence Upon the
Independence of India, Katari held the rank of
Commander and was the Commanding officer of . He led the defence operations off the
Kathiawar coast during the
integration of Junagadh. The Naval force consisted of three sloops – , and , two fleet minesweepers – and , the
Motor Launch ML 420 and a tank landing craft. In 1948, the cruiser was purchased from the United Kingdom. She was commissioned on 5 July 1948, with Captain H.N.S. Brown as the Commanding Officer and became the flagship of the Indian Navy. From July 1948 to early 1949, Katari served as the Commander (
executive officer) of the cruiser, with
Lt S M Nanda as his
first lieutenant. On 31 December 1948, Katari was promoted to acting
Captain. In February 1949, the Naval Headquarters (NHQ) was re-organised and he was appointed the
Chief of Personnel, taking over the post on 9 March. On 31 December 1949, he was promoted to the substantive rank of captain. In November 1951, Katari was appointed Captain (D) 11th Destroyer Flotilla as well as the Commanding Officer of the lead destroyer of the squadron, . Apart from the
Rajput, the flotilla consisted of and . He succeeded Captain
Ajitendu Chakraverti to the post. In September 1952, Katari was selected to attend the
Imperial Defence College and in early 1953, proceeded to
United Kingdom. He was the first Indian Naval officer to be selected for the course. He attended the course with
Air Vice Marshal (Later
Air Marshal &
CAS)
Subroto Mukerjee, the senior-most Indian Air Force officer. After the year-long course, he returned to India in early 1954 and was appointed the Deputy Commander-in-Chief in the rank of
Commodore, assuming the post and rank on 18 March 1954. During this stint, Katari officiated as the Commander-in-Chief in the acting rank of
Rear Admiral and sat in on the meetings of the Chiefs of Staff Committee.
Fleet Commander In December 1955, the Government of India announced the appointment of Katari as the
Flag Officer (Flotillas) Indian Fleet. He would be the first Indian Officer to command the fleet and take over in September 1956 from
Rear Admiral St John Tyrwhitt . He was promoted to the acting rank of
Rear Admiral on 12 March 1956. Before taking up the appointment, Katari embarked to the United Kingdom and Europe on a study tour. He visited Naval establishments, schools, shipyards and defence equipment production units. He visited (later ) which was being purchased by the Indian Navy. He also visited shipyards and factories in
Cologne,
Düsseldorf,
Hamburg,
Stuttgart,
Munich and
Lübeck. On 2 October 1956, he was confirmed as a substantive rear admiral and became the first Indian officer to be appointed the
Flag Officer (Flotillas) Indian Fleet. The transfer of command ceremony took place on board the flagship INS Delhi, berthed in the Naval Dockyard,
Mumbai. His flag was hoisted on the INS Delhi at 8 A.M. It was on Katari's request that the transfer of command was fixed on 2 October, to coincide with
Gandhi Jayanti. In August 1957, INS Mysore was commissioned and Katari's flag was transferred from INS Delhi to INS Mysore, the new flagship of the Indian Fleet.
Chief of Naval Staff In February 1958, Katari was appointed the first Indian Chief of the Naval Staff (CNS). On 22 April 1958, he was promoted to the rank of
Vice Admiral and took command of the Indian Navy. His flag was hoisted on
INS India. As CNS, he designed the framework for India's strategy for managing maritime security issues. During his tenure, the Indian Navy underwent a consolidation of its acquisitions, and established plans for its future growth. It also instituted improvements to training and operational effectiveness programs. India's first aircraft-carrier, , was commissioned during his tenure. As CNS, he led the naval operations during the
liberation of Goa from Portuguese rule in December 1961. He retired as CNS on 4 June 1962. He relinquished the post of CNS as a
Vice Admiral, then the highest rank in the Indian Navy. ==Later life==