[2] He spent most of his career in Chihuahua, and in October 1843 was appointed by General Mariano Monterde military commandant in Santa Fe.
[5] He initiated various improvements in Santa Fe, for example planting trees on the plaza de armas and along the street and road leading northwest to the Rosario chapel, with a ditch to provide water for them.
On 17 June 1844 Governor Martínez divided the department into three districts, Central, North and Southeast.
[8] At one time during his term as governor, Martínez received some Ute delegates in Santa Fe.
Martinez was succeeded by José Chávez y Castillo, who was provisional governor from 1 May 1845 to 16 November 1845.