Hands-on Principal Software Engineer responsible for software architecture, design, coding, system integration, and debugging across SLT, Burn-In, and HPC Semiconductor test platforms. The role works directly across semiconductor testers, automated handlers, software drivers, firmware, instrumentation, thermal systems, test programs, and distributed software platforms.
Key Responsibilities
Architect, design, and develop software for SLT, Burn-In, and HPC test platforms, test orchestration, equipment integration, messaging, and data services.
Drives test driven development in Hardware-Centric Environments with high focus on unit and integration tests
Remain approximately 70% hands-on in coding, integration, testing, debugging, and technical design.
Develop cross-platform applications, SDKs, drivers, APIs, test programs, and equipment-control software using C#, .NET 10+, ASP.NET10+, Python, Blazor, and xUnit.
Develop distributed messaging, telemetry, data pipelines, and orchestration using Apache Pulsar and PostgreSQL.
Implement secure on-premises platform services using OIDC/OAuth 2.0 and related identity technologies.
Integrate software with test hardware, firmware, electrical, mechanical, thermal, and instrumentation systems.
Develop and integrate ActivATE/ActivATE360, device/instrumentation drivers, and test execution workflows.
Implement SCAN, pattern execution, and vector-conversion workflows.
Debug system-level issues across software, communications, firmware, hardware, and DUT execution.
Work directly with customers and global engineering teams during integration and deployment.
Gather requirements from customers, internal departments, and cross-BU partners; communicate tradeoffs and deliver solutions from design through production.
Design for reliable execution, test-data integrity, fault recovery, and compatibility across independently evolving components.
Mentor engineers and lead design/code reviews while remaining hands-on.
All other duties as assigned.
Numbers & Facts
Location
Lake Forest, CA
Skills
Apacheunmatched
Application Programming Interface (API)unmatched
Code Reviewsunmatched
Computer Firmwareunmatched
Customer/Client Researchunmatched
Data Managementunmatched
Data Qualityunmatched
Debugging Skillsunmatched
Device Driversunmatched
Electricityunmatched
Hardware-Software Integrationunmatched
Instrumentationunmatched
Integration Testingunmatched
Mentoringunmatched
Microsoft .NETunmatched
Microsoft ASP.NET (Active Server Page)unmatched
Microsoft C# (C Sharp)unmatched
Multiplatform/Cross-Platformunmatched
OAuthunmatched
PostgreSQLunmatched
Python Programming/Scripting Languageunmatched
Semiconductorsunmatched
Software Architecture Designunmatched
Software Designunmatched
Software Developmentunmatched
Software Engineeringunmatched
Software Testingunmatched
System Integration (SI)unmatched
System Testunmatched
Technical/Engineering Designunmatched
Telemetryunmatched
Test Automationunmatched
Test Dataunmatched
Test Driven Development (TDD)unmatched
Test Programunmatched
Unit Testunmatched
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