It seems that you are interested in working in South Korea through the Employment Permit System (EPS)². According to the EPS Center Nepal¹, you need to follow these steps to apply for EPS HRD Korea in Nepal.
Total Time Needed :
Steps to apply for EPS TOPIK
Step 1 : Register
Register for the EPS-TOPIK (Test of Proficiency in Korean) which is a language test for foreign workers who want to work in Korea.
Step 2: Pass EPS TOPIK
Pass the EPS-TOPIK and get your score and rank.
Step 3: Apply for Job
Apply for the Job application form and submit it to the EPS Center Nepal along with other required documents.
Step 4: Wait for Job Offer
Wait for the Job offer from a Korean employer who matches your skills and preferences.
Step 5: Employment Contract
Sign the Employment contract and get your visa issuance number from the Korean Immigration Service.
Step 6: E-9 Visa
Apply for the E-9 visa at the Embassy of Korea in Nepal and prepare for departure.
(1) Employment Permit System: https://www.eps.go.kr/eo/langMain.eo?langCD=np
(2) EPS Center Nepal: http://www.epsnepal.org/
(3) HUMAN RESOURCES DEVELOPMENT SERVICE OF KOREA : https://hrdkorea.or.kr/ENG/4/3.