IAEAUnknownEnvironment & Climate

Preparation Guide

Internship – Quantitative Energy Systems Analysis — IAEA

21 days until deadline (15 May 2026)

Expected Timeline

Based on the position grade (unknown), contract type (standard), and IAEA's typical recruitment process.

Apply21d left
Screening2-4 weeks
Assessment2-4 weeks
References1-2 weeks
Offer2-4 weeks
Estimated total process: 2-4 months

Note: UN recruitment timelines vary significantly. Some positions may take longer due to roster reviews, budget approvals, or geographic representation considerations.

Assessment Predictor

Based on the grade level, contract type, and position profile, expect the following evaluations:

Written TestCompetency-Based InterviewTechnical InterviewPresentation / Case StudyLanguage Assessment
Competency-Based Interview (CBI)

The UN uses the STAR method (Situation, Task, Action, Result). Prepare 2-3 concrete examples for each competency listed below. Focus on recent professional experiences (last 5 years).

Written Assessment

Typically a timed exercise (1-2 hours) testing analytical writing, policy analysis, or technical knowledge relevant to the role. Practice writing concise, structured responses under time pressure.

Competency Breakdown

These competencies were extracted from the vacancy announcement. Prepare STAR-format examples for each.

FunctionalAnalytical Skills
FunctionalKnowledge Management
FunctionalStakeholder Management

Required Skills & Technical Knowledge

Data VisualizationClimate ChangeEnergy PlanningInformation and Knowledge ManagementNuclear Knowledge ManagementSection and the Nuclear Support SystemsNuclear Energy System AssessmentNuclear Energy System Economic Analysis

Position Profile

Grade—
SeniorityUnknown
Role TypeEnvironment & Climate
Contract—
EducationPhD / Doctorate
Experience10+ years
LanguagesEnglish, French, Spanish, Arabic, Chinese, Russian
View full vacancy Apply now

Preparation Checklist

  • Prepare 2-3 STAR stories for each competency (3 total)
  • Research IAEA's latest strategic plan and priorities
  • Prepare a concise 2-minute "Tell me about yourself" response
  • Practice analytical writing under time pressure (1-2 hours)
  • Refresh your French, Spanish, Arabic, Chinese, Russian language skills
  • Read recent news and developments about IAEA
  • Prepare 3-4 questions to ask the interview panel
  • Review the UN common system values and organizational culture

Pro Tips

  • UN interviews are competency-based — they ask for specific examples, not hypothetical scenarios.
  • Use the STAR method: Situation → Task → Action → Result.
  • Show how your experience aligns with the UN values: integrity, professionalism, respect for diversity.
  • Be specific and quantify your achievements when possible.
  • Mention experience working in multicultural environments — it's highly valued.
Preparation Guide — Internship – Quantitative Energy Systems Analysis | IAEA | GloJobs