Senior Software Engineer at Advantest in Lake Forest, CA

Job description

• At Advantest, innovation starts with people. We’re looking for curious, capable, and collaborative individuals ready to shape the future of semiconductor technology. You’ll join a global team where your ideas are valued, your growth is supported, and your work makes a real impact.
• We foster an integrity-centered culture, where honesty, inclusion, and respect are the foundation of everything we do.
• Senior Software Engineer
• Hands-on Senior 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.

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 85% 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.NET+, 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.

Requirements

• 8+ years of software engineering experience with strong hands-on technical leadership.
• Deep expertise in C#/.NET, distributed systems, multithreading, asynchronous programming, APIs, and debugging.
• Experience integrating software with physical equipment, firmware, drivers, or semiconductor/industrial test systems.
• Experience owning architecture through implementation, integration, and production deployment.
• Strong Knowledge of TCP/IP, UDP, HTTP, and gRPC.
• Bachelor's degree in computer science, computer engineering, electrical engineering, or a related field, or equivalent practical experience.
• Must be willing to work onsite at our Lake Forest, CA office.
• Experience with SLT, Burn-In, ATE, HPC, ActivATE/ActivATE360, or Advantest 93000.
• Experience with digital tests, test programs, device drivers, instrumentation, and hardware-in-the-loop testing.
• Experience delivering cross-platform and on-premises software in semiconductor production environments.
• Willingness to work in an on-prem and on-site setup (No Hybrid) in Lake Forest, CA.
• Ability and willingness to travel domestically and internationally, sometimes on short notice
• Strong written and verbal communication skills

Skills

Required

• C#/.NET
• Distributed systems
• Multithreading
• Asynchronous programming
• APIs
• Debugging
• TCP/IP
• UDP
• HTTP
• gRPC
• Software architecture
• System integration

Benefits

• * Global Bonus Program: Performance-based bonuses paid twice yearly.
• * 401(k) Plan: Pre-tax retirement savings with company match.
• * Medical, Dental & Vision: Multiple plan options including HMO, PPO, and HSA.
• * Income Protection: Life, disability, and accident insurance at no cost.
• * Flexible Spending Accounts: Healthcare and dependent care options.
• * Employee Assistance Program: Free support for personal and work-related issues.
• * Flexible Time Off: Accrual starts at hire, increases with service.
• * Paid Holidays: 13 company holidays annually.
• $110k - $150k (depending on experience)