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Updated weekly · Last refresh Oct 17

Parsons Solutions Architect Interview Questions

The questions to prepare for a Parsons Solutions Architect interview. Questions from real interview reports rank first. Updated daily.

30questions
~5htotal time
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1
CodingStart here. 3 questions · ~32 min
Find Two Sum IndicesEasy
Practice

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysSortingParsons
Reverse a Linked ListEasy
Practice

Reverse a singly linked list in place using pointer manipulation.

RecursionLinked ListsParsons
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2
System Design7 questions · ~74 min
Design a Secure Scalable ML PlatformMedium

Design a production ML decision service with low latency serving, secure data handling, and scalable training and inference.

Feature StoreRetrievalModel ServingParsons
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3
Pipelines7 questions · ~74 min
Secure DevOps Data PipelinesMedium

Approach for embedding security controls into data pipeline delivery, orchestration, and operations.

InfrastructureOrchestrationQualityParsons
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4
Behavioral & Leadership8 questions · ~84 min
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5
More topics5 questions · ~53 min
SQL Duplicate Records QueryEasy
Practice

Use GROUP BY and HAVING to identify duplicated Grail assay sample identifiers and their record counts.

Group ByHavingAggregationsParsons
Motivation for Project WorkMedium

Assesses motivation and fit for the type of solutions work Parsons delivers in defense and critical infrastructure.

interestParsons
Guide Data Migration StrategyMedium

Tests consulting approach to migration planning, risk management, and stakeholder alignment.

EstimationCompetitive AnalysisGo-to-MarketParsons
Analyze Customer Purchase Trends with Window FunctionsEasy
Practice

Calculate the monthly spending trends for customers using window functions and joins.

Parsons
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Hands-on SQL practiceWrite and run real queries in the editor. 1 drill · ~10 min
The finish line: interview-readyComplete all 30 questions plus 1 hands-on drill to finish this plan.