Senior CPU Architecture & Performance Research Engineer

Responsibilities

• Perform performance analysis for CPU microarchitectural features
• Run architectural simulations and analyze results including IPC, CPI stacks, latency, and throughput
• Identify performance bottlenecks in frontend, execution engine, or memory subsystems
• Evaluate design trade-offs using trace-driven or cycle-accurate models
• Characterize workloads and benchmarks such as SPEC, server, client, and internal traces
• Develop scripts and tools to automate performance analysis
• Contribute to patents and publications

Requirements

• Master’s or PhD in Computer Engineering, Computer Science, or a related field
• 2+ years of experience in CPU microarchitecture or performance engineering
• Strong understanding of out-of-order execution, branch prediction, pipelines, and speculation
• Knowledge of cache coherence, memory systems, prefetching, and NUMA effects
• Hands-on experience with architectural simulators like gem5
• Proficiency in C/C++ and Python
• Experience analyzing large performance datasets and traces
• Familiarity with compiler optimizations and hardware/software co-design

Preferred Qualifications

• Experience with RISC-V, ARM, or x86 architectures
• Background in power/performance/area (PPA) trade-off analysis
• Familiarity with SIMD, Vectors, or VME for AI inference workloads
• Prior tapeout, patent, or publication experience

About the Company

Samsung Semiconductor provides technology solutions that power smartphones, electric vehicles, hyperscale data centers, and IoT devices.