Senior QA Engineer, Agent Security

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Senior QA Engineer, Agent Security in USA

Runlayer
Full time
Email

USA
08/22/2026
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Remote

Responsibilities

Own release testing and overall quality for Runlayer Endpoint.
Build and operate physical and virtual device labs.
Design cross-platform test strategies covering configurations, clients, and product states.
Automate installation, enrollment, configuration, upgrade, rollback, and removal flows.
Test deployments through enterprise device-management platforms and validate AI coding client integrations.
Build agent-driven tooling to expand coverage, collect evidence, and accelerate failure analysis.
Integrate automated quality signals into CI and release workflows.
Reproduce customer issues and convert confirmed incidents into permanent regression tests.
Partner with engineers to improve diagnostics, observability, and testability.
Define testability and coverage standards for platforms, clients, and features.

Requirements

Senior-level experience owning QA automation or test infrastructure.
Strong engineering skills in Python and system scripting such as Bash and PowerShell.
Hands-on experience testing software across macOS, Windows, and Linux.
Experience with endpoint management, MDM, device labs, or comparable fleet orchestration.
Experience testing native installation, upgrades, background services, permissions, credentials, and operating-system configuration.
Strong knowledge of integration, end-to-end, stateful, and combinatorial testing.
Ability to distinguish product defects from infrastructure failures and flaky tests.
Experience building reliable CI-driven systems with useful diagnostics and test artifacts.
Clear technical judgment and excellent bug reporting.
Bonus experience with Intune, Jamf Pro, Kandji, SimpleMDM, Mosyle, Workspace ONE, endpoint-security or fleet-management products, MCP, AI coding clients, AI-agent testing tools, native packaging and signing, fault injection, change-impact analysis, or combinatorial test generation.

Benefits

Competitive salary and equity are offered, with compensation reflecting expertise and customer-facing responsibilities.
Paid vacation, sick leave, and parental leave are provided.
Professional development budget is available for conferences, courses, and certifications.
Employees can choose their laptop and accessories.
Comprehensive health, dental, and vision coverage is provided.
The role includes opportunities to interact directly with enterprise customers.

Salary: Competitive

Runlayer

Give every employee the golden path to use agents, then watch adoption multiply. AI enablement and control in one platform. The default for AI-native teams like Instacart, Gusto, Lemonade, dbt Labs, and AngelList. Backed by Khosla and Felicis. Based in NYC & SF.

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