Quantum Systems Software Engineer - Digital Twin & MBSE

Infleqtion, Inc.; Chicago, Northern (IL, KY); Hybrid; USD 145,000 - 170,000; Full time

Benefits offered by this job

Health, dental, vision (company-paid)

Unlimited PTO

401(k) match

Equity package

Job summary

Infleqtion, Inc. seeks a Software Engineer for Quantum Systems & Digital Engineering to design, simulate, integrate, and manufacture advanced quantum systems.

You’ll build modular environments linking models, data and workflows across diverse technical domains, with early work on digital twins and design automation for quantum sensing systems. The role blends scientific software engineering with MBSE, multiphysics simulation, HPC, ML, and optimization, collaborating with physicists, systems

Qualifications

• Requires BS or MS in CS, Physics, Applied Math, Electrical/Mechanical/System Engineering, or closely related field.
• Strong software-engineering experience with Python and numerical computing libraries.
• Experience integrating multiple simulation and modeling tools.

Responsibilities

• Develop modular software platforms that integrate models, data, and workflows across RF, optical, mechanical, and atomic physics domains.
• Build interfaces between engineering and scientific computing tools for coordinated simulation, analysis, optimization, and design workflows.
• Support MBSE activities by connecting requirements, models, interfaces, and verification data.

Skills

Python

MBSE

HPC

ML

Simulation

Education

BS or MS in CS/Physics/Engineering

Tools

Ansys

Zemax

SolidWorks

COMSOL

MATLAB/Simulink

Job description

Infleqtion, Inc. seeks a Software Engineer for Quantum Systems & Digital Engineering to design, simulate, integrate, and manufacture advanced quantum systems.

You’ll build modular environments linking models, data and workflows across diverse technical domains, with early work on digital twins and design automation for quantum sensing systems. The role blends scientific software engineering with MBSE, multiphysics simulation, HPC, ML, and optimization, collaborating with physicists, systems