Number of years of relevant post-secondary
experience depending on level

Level Upper Secondary education or equivalent
(ISCED Level 3 academic qualifications)
First-level university degree or equivalent
(ISCED Level 6 academic qualifications)
UN examinations/tests
GS-7 10 years 8 years The Global General Service Test (GGST) or the Administrative Services Assessment Test (ASAT) or any specialized test required for specific functions
GS-6 7 years 5 years The Global General Service Test (GGST) or the Administrative Services Assessment Test (ASAT) or any specialized test required for specific functions
GS-5 5 years 3 years The Global General Service Test (GGST) or the Administrative Services Assessment Test (ASAT) or any specialized test required for specific functions
GS-4 3 years 1 years The Global General Service Test (GGST) or the Administrative Services Assessment Test (ASAT) or any specialized test required for specific functions
GS-3 2 years No experience required The Global General Service Test (GGST) or the Administrative Services Assessment Test (ASAT) or any specialized test required for specific functions
GS-2 1 year No experience required The Global General Service Test (GGST) or the Administrative Services Assessment Test (ASAT) or any specialized test required for specific functions
GS-1 No experience required No experience required The Global General Service Test (GGST) or the Administrative Services Assessment Test (ASAT) or any specialized test required for specific functions

Exception to the requirement to have successfully passed the GGST or ASAT is made for:

  • Nurse positions in GS category where the minimum qualification requirements are a first level university degree (BS or equivalent) and for which specialized assessments are conducted;
  • For Editorial and Desktop Publishing Assistant positions in the Text Processing Section and/or Desktop Publishing Assistant positions where a verbal reasoning test is administered; Candidates who have passed the Verbal Reasoning part of the GGST are exempt from the VRT.
  • Data Analysis Assistant, Data Science Assistant, Data Engineering Assistant.
  • Security Officers in GS categories outside New York.
Last modified: 21 June 2023