Senior Quantum Compiler Engineer

Q-CTRL; Los Angeles (CA); On-site; USD 135,000 - 210,000; Full time

Job summary

Q-CTRL is seeking a Senior Software Engineer for the Boulder Opal team to lead the design and evolution of a high-performance compiler that translates pulse-level quantum programs into controller instructions.

You will work closely with researchers and quantum engineers to bridge algorithms and hardware, building scalable compiler systems and contributing to production-grade tooling and infrastructure.

Qualifications

• Proficiency in Python and C++.
• Experience with LLVM/MLIR.
• Experience implementing language tooling, parsers, or DSLs.
• Significant experience designing production compiler systems.
• Experience with compiler architectures, IRs, optimisation passes and code generation.

Responsibilities

• Design, implement and optimise compiler infrastructure, IRs, optimisation passes and code generation.
• Maintain and evolve the bespoke Python DSL used by researchers to construct pulse-level quantum programs.
• Build high-performance software using Python and C++.
• Translate experimental algorithms into production-quality compiler capabilities with researchers.
• Run experiments on quantum hardware to validate compiler outputs end-to-end.
• Influence technical direction and mentor other engineers.

Skills

Python

C++

Tools

LLVM

MLIR

DSL tooling

Job description

Q-CTRL is seeking a Senior Software Engineer for the Boulder Opal team to lead the design and evolution of a high-performance compiler that translates pulse-level quantum programs into controller instructions.

You will work closely with researchers and quantum engineers to bridge algorithms and hardware, building scalable compiler systems and contributing to production-grade tooling and infrastructure.