1. First of all you have to get yourself examined by a District Surgeon, who will find out the percentage of disability and issue a PH Certificate. if the disability is more than 40%, then you will be eligible for job reservation, relaxation in age, percentage of marks and you will be eligible to get selected under relaxed standards in all the government services, except uniformed services like, Army, Navy, Airforce, Police etc..where physical well being of the candidate is essential.
2. After arming yourself with PH Certificate with disability of more than 40% from the District Surgeon, you can start applying for government jobs, like civil services, cgl exam, bank exams, railway exams, etc.. against its advertisement