As you have asked about the fellowship careers at Defence Research And Development Organization (DRDO) Combat Vehicles Research And Development Establishment (CVRDE) unit, I am giving you some information about it,
I want to tell you that currently there is no vacancy for it is there in CVRDE unit of DRDO.
However, I am giving you information just for the reference, check below for the details

Recruitment of Junior Research Fellows (JRFs) & Senior Research Fellows (SRF(P)

Following Fellowships at JRF & SRF(P) levels are offered at first for a period of 2 years (extendable as per rules) at a monthly stipend of Rs.16000/- (Fixed for JRFs) and Rs.18000/- (Fixed for SRF(P)) to work in areas of Combat Engineering.

Junior Research Fellowships:

Discipline / Subject:

Mechanical Engineering Electrical Engineering
Electronics & Communication Engineering
Mechatronics

Essential Qualification:
First Class B.E / B. Tech

Senior Research Fellowship

Discipline / Subject:
Mechanical Engineering
Electronics & Communication Engineering

Essential Qualification:
First Class B.E / B. Tech

Age limit:
Maximum of 28 years for JRF and 32 years for SRF(P)

DRDO CVRDE Fellowship