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PSEG Interview Questions

The questions to prepare for PSEG interviews, across all roles. Questions from real interview reports rank first. Updated daily.

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1
ExecutionStart here. 16 questions · ~128 min
2
Finance & Accounting3 questions · ~24 min
Month-End Close ProcessHard

Explain a controlled month-end close, including reconciliations, accruals, variance analysis, review, and GAAP financial statement completion.

Accounting FundamentalsFinancial Statementsfinancial processesPPSEG
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3
System Design3 questions · ~24 min
Design an LLM Serving PlatformHard

Design an LLM serving system that balances latency, cost, scalability, and safety for production traffic.

Cold StartFeature StoreModel ServingPPSEG
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4
Generative AI & LLMs3 questions · ~24 min
Fix Hallucinations in RAG AnswersEasy

Reduce hallucinations in a RAG system even when retrieval is already correct, using grounding, verification, and evaluation.

PPSEG
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5
Behavioral & Leadership17 questions · ~136 min
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6
More topics8 questions · ~64 min
Tell Me About YourselfEasy

Craft a concise self-introduction that highlights fit, communication style, and relevance for an Account Executive role.

brand cultureBusiness AcumenCompetitive AnalysisPPSEG
Design an Operations KPI HierarchyMedium

Build a KPI hierarchy that links frontline operational signals to business outcomes and supports better decisions.

operational metricsperformance measurementkpi hierarchyPPSEG
Optimize a Pipeline BottleneckMedium

Explain how you identified and fixed a bottleneck in a data pipeline while preserving correctness and operational visibility.

data processingperformancebottleneck optimizationPPSEG
For vs While LoopsEasy

Tests understanding of Python control flow and when to use each looping construct.

loopspythonPPSEG
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