Hochet became manager of the iron foundry of the Société Boigues & Cie.
In 1846 Hochet, iron master at Fourchambault, became a member of the Association pour la défense du Travail national.
This had been formed to oppose the lowering of tariffs.
The council included Antoine Odier (President), Auguste Mimerel (Vice-President), Joseph Périer (Treasurer) and Louis-Martin Lebeuf (Secretary).
Members included Henri Barbet, Léon Talabot and Eugène Schneider.
In 1860, as iron master at Fourchambault, he submitted observations to the Chamber of Deputies railway commission on the situation of the iron industry.
While a manager of the Société Boigues, Rambourg et Cie. at Fourchambault Jules Hochet had built, at his own expense, a hospital with twelve beds, a pharmacy, a consulting room and an operating room.
In 1878 it was reported that although the establishment was used daily for consultations and pharmacy, it rarely had to be used by sick or wounded Fourchambault workers.
In 1865 his family contributed a large part of the cost of building the Saint-Gabriel Church in the parish of Saint Gabriel.
What would become the Comité des forges was founded at a meeting on 15 February 1864, with representatives of foundries that produced over 20,000 tonnes of pig iron or 15,000 tonnes of steel annually.
The Committee had the goals of managing relations between the industry and government, promoting exports and coordinating prices.
Eugène Schneider (1805–75) was the first President and Jules Hochet was chosen as vice-president.
Hochet was also administrator of the Compagnie du chemin de fer de Lyon à la Méditerranée (Lyon-Mediterranean Railway Company).
Hochet was on the board of the Chemins de fer de Paris à Lyon et à la Méditerranée for the south section of the network.
Hochet was made an officer of the Imperial Order of the Legion of Honour.
He died on 2 April 1867 in the 2nd arrondissement of Paris.
He was buried in his family chapel in Père Lachaise Cemetery.
