Hey,

If you want apply for government jobs after your class 12th you can go for exams like,

COMBINED Higher Secondary Level exam (SSC CHSL)

NDA EXAM

SSC MTS

SSC GD

RRB JOBS

Railway jobs and many.

You need to appear for the exam and will have to clear the stages of the exam in order to secure a job in the respective government body.

Hope that helps.

All the best.

Thank you.