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Updated weekly · Last refresh Aug 30

The One 23 Group Systems Engineer Interview Questions

The questions to prepare for a The One 23 Group Systems Engineer interview. Questions from real interview reports rank first. Updated weekly.

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1
technical knowledgeStart here. 4 questions · ~32 min
Soft vs Hard LinksEasy

Tests core Linux filesystem semantics and link behavior.

technical knowledgeThe One 23 Group
Online LVM and Filesystem ResizeMedium

Tests advanced Linux storage management and safe online resizing procedures.

technical knowledgeThe One 23 Group
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2
More topics15 questions · ~120 min
Staying Current on Emerging ThreatsEasy

Tests continuous learning in security, plus how you prioritize threat intelligence and convert it into concrete defensive action.

security vulnerabilitiescontinuous learningthreat intelligenceThe One 23 Group
Owning a Critical Production OutageHard

Tests ownership during a high-severity outage, including root-cause isolation, incident communication, and preventive follow-through.

root causeincident responseTroubleshootingThe One 23 Group
GPO Security Baselines Without Login LagHard

Tests GPO design tradeoffs, performance awareness, and secure policy enforcement at scale.

solution designThe One 23 Group
Config Management at ScaleMedium

Tests automation, configuration management, and security baseline consistency across large fleets.

configuration managementAutomationThe One 23 Group
Log Parsing and Security AlertsMedium

Tests detection engineering fundamentals and practical alerting to reduce time to respond.

scriptingThe One 23 Group
Applying DISA STIGsMedium

Tests secure hardening methodology and ability to operationalize DISA STIG requirements.

The One 23 Group
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