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Arista Networks QA Engineer Interview Questions

The questions to prepare for a Arista Networks QA Engineer interview. Questions from real interview reports rank first. Updated daily.

42questions
~6htotal time
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1
ExecutionStart here. 27 questions · ~221 min
Measure 800G Throughput and LatencyHard

Evaluates selection of metrics and traffic generation approach for 800G performance validation.

MetricsthroughputArista Networks
Version Control for Test ScriptsMedium

Tests ability to manage QA code collaboration, review, and traceability using version control.

version controlcollaborationArista Networks
Merchant Silicon vs Custom ASICsMedium

Evaluates hardware architecture tradeoffs relevant to high-performance switching platform testing.

Arista Networks
Root Cause Intermittent Packet DropsHard

Assesses structured debugging and evidence gathering for intermittent packet drops under stress.

root causestress testingArista Networks
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2
Coding6 questions · ~49 min
Script to Check Server LivenessMedium

Tests ability to build a reliable Python liveness checker for IPs and domains.

pythonArista Networks
Override Python Comparison MethodsMedium

Assesses ability to implement Python equality/comparison so objects with same attributes compare equal.

coding challengepythonArista Networks
Script to Check Live Servers From StringsMedium

Assesses ability to parse mixed inputs and implement a Python-based liveness check.

pythonscriptingArista Networks
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3
Behavioral & Leadership9 questions · ~74 min
Isolating a Hard-to-Reproduce BugMedium

Tests ownership and structured debugging under ambiguity, including how you isolate intermittent embedded issues and improve team diagnosis afterward.

CommunicationProblem SolvingDebuggingArista Networks
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