SSC CHSL 10+2 Level Exam 2021. SERVICE SELECTION COMMISSION COMBINED HIGHER SECONDARY SSC CHSL 10+2 LEVEL EXAMINATION, 2021. Post Name  Lower Division Clerk (LDC)/ Junior Secretariat Assistant (JSA): Postal Assistant (PA)/ Sorting Assistant (SA): Data Entry Operator (DEO): Data Entry Operator, Grade ‘A’ Important Dates: Dates for submission of online applications: 01–02–2022 to 07–03–2022Last date