# Quantum Software Engineer - Energy Grid Optimization at Infleqtion > United States · Unspecified · Software engineering · open. Source: https://alderhq.app/jobs/workable%3Acoldquanta%3AB3DD730AF3 (read 2026-11-11). ## Facts (observed) - Company: [Infleqtion](https://alderhq.app/companies/infleqtion) - Location text: Chicago, Illinois, United States - Where it can be done from (inferred): United States (evidence: "Location: Chicago, Illinois, United States") - Posted: 2026-07-31 (103 days ago) - First seen by alder: 2026-11-11 · last verified: 2026-11-11 - Reposted: 0 times · edited: 0 times - Apply on the employer's site: https://apply.workable.com/j/B3DD730AF3 - Skills listed (inferred): JavaScript, React, CSS, Python, FastAPI, C++, PostgreSQL, AWS, GCP, Testing ## Pay and sponsorship - Posted pay: $140k–$182k per year (from the description) - Market band for similar posted roles (Chicago, n 188): p25 $103k, median $140k, p75 $186k ## Description (the employer's text) We are seeking a Quantum Software Engineer with expertise in quantum optimization algorithms and quantum error correction techniques and an interest in applying that expertise to energy grid optimization problems. ### Job Responsibilities The duties and responsibilities outlined below include essential functions of the role. Depending on business needs, this role may perform a combination of some or all of the following duties. Duties, responsibilities, and activities may change, or new ones may be assigned: - Conduct R&D toward cutting-edge advances in quantum technology with a focus on applications to energy grid optimization - Write and test code to apply quantum algorithms to energy grid optimization problems - Interface and collaborate with external groups interested in using quantum computing to solve energy grid optimization problems - Contribute to development of government and commercial energy grid optimization proposals - Collaborate with experimental physicists and software engineers to bridge the gap between theoretical concepts and practical implementation - Engage with the broader scientific community by publishing research findings in scientific journals and presenting at conferences - Stay up to date with the latest developments in both quantum algorithms and energy grid optimization - Provide guidance and support to other team members, fostering a collaborative research environment ### Requirements ### Required Qualifications - BS or MS in Computer Science, Physics, Applied Mathematics, Electrical Engineering, or a closely related field - High proficiency in programming, with fluency in Python preferable. Proficiency in alternative languages (e.g., C/C++ or Julia) with the ability to rapidly upskill in Python. - Experience with quantum algorithms used for optimization applications: QAOA, IQP circuits, quantum annealing, etc. - Familiarity with theoretical aspects of quantum optimization algorithms: parameter transfer, barren plateaus, classical optimization algorithms, etc. - Experience with quantum error correction and partial quantum error correction techniques: iceberg codes, encoding, decoding, etc. - Familiarity with energy grid optimization: unit commitment, N-k contingency, etc. - Experience optimizing quantum circuits: mapping/routing, gate decomposition, etc. - Experience with both noiseless and noisy simulation of quantum circuits - Experience running quantum circuits on quantum hardware and analyzing the results thereof. - Experience with open-source quantum software frameworks, such as Cirq or Qiskit. Ideal candidates will have experience not only using these libraries but also modifying them. - Demonstrated ability to work and communicate will all levels of an organization. Professional-level communication skills, including verbal, written, and presentation skills. - Demonstrated ability to work comfortably in a highly collaborative, cross-functional, team-oriented, and matrixed environment. - Desire and demonstrated ability to thrive and produce results in a fluid, dynamic, and fast-paced environment. - Demonstrated ability to learn new and complex topics quickly. - Resourceful problem-solver who collaboratively identifies effective paths forward with demonstrated expertise in executing productization efforts. - Passion for solving complex problems and challenges in a highly technical and scientific environment. - Ability to be in the office any three days per week. - Ability to travel domestically and potentially internationally up to 10%. ### Preferred Qualifications - PhD in quantum computation, physics, computer science, or a directly related field - Familiarity with concepts in quantum computing such as error correction, fault tolerance, native gate decomposition, qubit mapping and routing, and variational quantum algorithms. - Experience with advanced open-source quantum software frameworks such as Stim - Familiarity with best practices of professional software engineering such as coverage, integration tests, type checking, unit tests, and version control - Experience with backend development with tools such as FastAPI for web frameworks and PostgreSQL/SQLAlchemy for databases. - Experience with cloud development, especially on GCP and AWS. - Familiarity with CI/CD, automated actions, issue tracking, version control, and other features on GitHub. - Familiarity with security core best-practices such as access control, encryption at rest, key rotation, and logging - Exposure to or interest in front-end / GUI development (e.g., React, JavaScript, HTML/CSS, PyQt). ### Notice to Recruitment Agencies Infleqtion does not accept unsolicited resumes from agencies. Infleqtion is not responsible for any fees related to unsolicited resumes. ### Benefits - Salary range: 140000-182000 USD/year - 100% company-paid medical, dental, vision, short/long-term disability - Employer-funded Health Savings Account - Unlimited PTO - 401(k) match - Company-paid Life and AD&D Insurance - Flexible Savings Account - Paid FMLA, Maternity/Paternity Leave - Employee Assistance Program - Student Loan Repayment - Equity Program --- Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/workable%3Acoldquanta%3AB3DD730AF3 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.