As you have completed B.Tech then you can apply for specialist officer like Technical & IT officer.

You can also apply for bank PO exam.

You can apply for banks exam for the post of Technical & It officer banks

They need only those candidates who have completed graduation in engineering

Below I am giving you the details regarding these posts:-

Eligibility for Technical officer (Scale 1):-
Must have graduation Degree in Engineering in Civil/Mechanical/Metallurgy/Electronics/Electronics & telecommunication/chemical/B/pharmacy/Textile/computer science/computer application/Information Technology etc

Age limit:
Age should be between 20 to 35 years.

Age relaxation SC/ST up to 5 years & OBC up to 3 years

Eligibility for Information Technology officer (Scale 1):-
Must have Degree in Computer science/Computer application/Electronics/Electronics & communication/Electronics & Telecommunication/Electronics & Instrumentation/Information technology.
OR
2.Post-graduate in above subjects
OR
Graduate in DOEACC "B" level from a recognized university.

Age limit:
Minimum 20 years
Maximum 35 years

Age relaxation SC/ST up to 5 years & OBC up to 3 years

Eligibility for SBI PO exam:-
Candidate must have graduation degree from recognized university

Must have Computer knowledge & English language

Age limit
Minimum 21 years &
Maximum 30 years