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# Performance Modeling Engineer Processor, AI Accelerator, and SoC Architecture- Sr.Staff

- **Company:** Qualcomm
- **Location:** Austin, TX, United States (Remote available)
- **Experience:** Expert
- **Salary:** $191,800.0 - $287,800.0
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Systems Engineering, C++ (Programming Language), Computer Engineering, Microarchitecture, Microprocessors, Emulators, Formal Verification, Python (Programming Language), CPU Design, Multiprocessing, Software Engineering, SystemC, Virtual Memory, Virtualization Technology, Network Switches, Multithreading, Graphics Processing Unit (GPU), Information Technology, Low Latency, Optimization Algorithms, Power Analysis (Cryptography)
- **Published:** October 3, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=5aeaca51c4631382

## About the Role

We are seeking an experienced Performance Modeling Engineer to drive architectural exploration, performance analysis, and system-level optimization for next-generation processors, AI accelerators, and SoC platforms. The ideal candidate will have deep expertise in processor architecture, memory systems, cache hierarchies, coherent interconnects, and transaction-level modeling (TLM)., * Bachelor's degree in Electrical Engineering, Computer Science, Computer Engineering, or related field and 6+ years of Software Engineering, Electrical Engineering, Systems Engineering, or related work experience., Master's degree in Electrical Engineering, Computer Science, Computer Engineering, or related field and 5+ years of Software Engineering, Electrical Engineering, Systems Engineering, or related work experience.
OR
PhD in Electrical Engineering, Computer Science, Computer Engineering, or related field and 4+ years of Software Engineering, Electrical Engineering, Systems Engineering, or related work experience.

 * 2+ years of experience with high-performance microprocessor design., · BS, MS, or PhD in Computer Engineering, Electrical Engineering, Computer Science, or related field.

· 10+ years of industry experience in computer architecture, microarchitecture, or performance modeling.

· Strong understanding of:

o Processor architecture and microarchitecture

o Cache and memory hierarchy design

o Shared-memory multiprocessor (SMP) systems

o Multicore scaling challenges

· Experience developing:

o Transaction-Level Models (TLM/SystemC)

o Analytical performance models

o Architectural simulators

· Deep knowledge of cache behavior, including:

o Capacity and conflict effects

o Latency analysis

o Prefetching techniques

o Memory locality

o Coherence interactions

· Familiarity with modern cache coherence protocols such as:

o ARM CHI

o ACE

o MESI/MOESI-based protocols

· Strong understanding of:

o Memory consistency models

o Atomic operations

o Synchronization mechanisms

o Ordering semantics

· Strong software development skills in C++, Python, or equivalent languages.

Preferred Qualifications

· Experience modeling AI accelerators, CPUs, GPUs, or heterogeneous compute architectures.

· Understanding of:

o Network-on-Chip (NoC) architectures

o Memory controllers

o DDR and HBM memory systems

o Virtualization technologies such as SR-IOV

· Familiarity with formal verification methods for cache coherence and memory ordering.

· Experience correlating pre-silicon performance models with silicon measurements and performance counters.

· Knowledge of power-performance analysis and optimization techniques.

Key Technical Areas

· Performance Modeling

· Transaction-Level Modeling (TLM/SystemC)

· Cache Modeling

· Cache Coherence

· ARM CHI

· Processor Architecture

· SMP Architectures

· Multicore Systems

· Memory Consistency Models

· Branch Prediction

· Hardware Prefetching

· Speculative Execution

· Interconnect and NoC Modeling

· Memory System Architecture

· AI Accelerator Architecture

· Performance and Power Analysis

## Description

In this role, you will work closely with architecture, RTL, verification, software, and system teams to develop high-fidelity performance models, evaluate architectural tradeoffs, and guide key design decisions from concept through silicon., · Develop and maintain transaction-level and analytical performance models for processors, memory hierarchies, interconnects, and accelerators.

· Create detailed models of:

o Cache hierarchies

o Coherent interconnects

o Memory subsystems

o DMA engines

o Shared-memory multiprocessor (SMP) systems

· Evaluate architectural tradeoffs involving:

o Performance

o Power

o Area

o Latency

o Bandwidth

o Scalability

· Analyze workload behavior and identify system bottlenecks through simulation and modeling.

· Drive architectural studies for next-generation multicore and cache-coherent systems.

· Perform deep performance analysis of:

o Branch prediction

o Hardware prefetching

o Speculative execution

o Load/store architectures

o Cache coherence protocols

o Memory consistency models

· Model and validate the behavior of multithreaded and multiprocessor workloads.

· Collaborate with hardware and software teams to correlate performance models with RTL simulations, emulation results, and silicon data.

· Present architectural recommendations and performance insights to engineering leadership.