{"id":178129,"url":"https://alion.io/job/infleqtion-quantum-integrations-engineer","title":"Quantum Integrations Engineer","company":{"id":6532,"name":"Infleqtion","domain":"infleqtion.com","url":"https://alion.io/company/infleqtion","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":91,"open_postings":8,"ghost_share":0,"stale_share":0.375,"repost_share":0,"time_to_fill_p50_days":45,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chicago, United States","Louisville, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":145000,"max":170000,"currency":"USD","period":"year","gross":null,"usd_annual":170000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":true,"relocation_package":false,"has_equity":true,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Django","optional":false},{"name":"Docker","optional":false},{"name":"FastAPI","optional":false},{"name":"Flask","optional":false},{"name":"GCP","optional":false},{"name":"Go","optional":false},{"name":"gRPC","optional":false},{"name":"HPC","optional":false},{"name":"Julia","optional":false},{"name":"Kubernetes","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"Rust","optional":false},{"name":"SQLAlchemy","optional":false},{"name":"Cirq","optional":true},{"name":"CUDA","optional":true},{"name":"CUDA Toolkit","optional":true},{"name":"JavaScript","optional":true},{"name":"Machine Learning","optional":true},{"name":"PennyLane","optional":true},{"name":"Qiskit","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-08-24T00:00:00Z","employer_posted_date":"2026-08-24","last_verified_at":"2026-10-16T17:45:32Z","board_verified":true,"closed_at":null,"days_open":53,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":53},"description":"We are seeking a Quantum Integrations Engineer with expertise in distributed and cloud software systems and technical integrations and an enthusiasm for quantum software development.\nThis role will be responsible for integrating Infleqtion’s quantum computing software and capabilities into the platforms, tools, and workflows used by our ecosystem partners and end users. The successful candidate will work closely with external software and platform partners as well as internal quantum software, applications, product, and systems teams to develop robust technical integrations that make quantum computing accessible within existing computational environments.\nThe ideal candidate combines strong software engineering fundamentals with familiarity with quantum computing and the ability to work effectively with external technical teams. This individual will serve as a technical bridge between Infleqtion’s quantum computing stack and the broader HPC, AI, cloud, scientific computing, and domain-specific software ecosystems in which quantum computing will ultimately operate.\nJob Responsibilities\nThe 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:\nDesign, develop, test, and maintain integrations between Infleqtion quantum software and external software platforms, scientific applications, cloud environments, HPC systems, and enterprise computing tools.\nIntegrate Infleqtion’s quantum computing capabilities, including Superstaq and related software interfaces, with domain-specific applications, development environments, orchestration platforms, and partner software ecosystems.\nWork directly with ecosystem partners to understand their architectures, APIs, workflows, technical constraints, and integration requirements.\nCollaborate with partner engineering teams to define interfaces and integration architectures that allow quantum computing capabilities to be accessed naturally within existing customer and developer workflows.\nDevelop APIs, SDK integrations, plugins, adapters, workflow connectors, reference implementations, and other software components required to connect Infleqtion systems with third-party platforms.\nBuild and maintain integrations with cloud, HPC, AI, and scientific-computing environments.\nDevelop prototypes and proofs of concept with strategic partners to validate integration approaches and identify technical requirements for production deployment.\nCollaborate with quantum software engineers to translate application prototypes and quantum algorithms into deployable workflows within external software platforms.\nCollaborate with quantum software and systems engineers to ensure that external integration requirements are reflected in Infleqtion’s software architecture, APIs, developer tooling, and product roadmap.\nDevelop abstractions that allow users and partners to interact with quantum computing resources without requiring detailed knowledge of underlying hardware implementation.\nDesign solutions for hybrid quantum-classical workflows, including job submission, orchestration, data movement, resource management, result processing, and interaction with classical compute resources.\nDevelop and maintain integration documentation, technical specifications, reference architectures, tutorials, and developer examples for internal and external users.\nEstablish automated testing, monitoring, and validation approaches to ensure integrations remain reliable as both Infleqtion and partner software evolve.\nTroubleshoot complex integration issues spanning quantum software, cloud infrastructure, networking, authentication, partner applications, and external APIs.\nContribute to technical workshops and design sessions with strategic ecosystem partners and end users.\nStay up to date with developments in quantum software, cloud computing, HPC, AI infrastructure, scientific-computing platforms, APIs, and software integration technologies.\nProvide guidance and support to other team members, fostering a collaborative engineering environment.\nRequirements\nRequired Qualifications\nBS or MS in Computer Science, Software Engineering, Computer Engineering, Physics, Applied Mathematics, Electrical Engineering, or a closely related field.\nHigh proficiency in software development, with fluency in Python preferable. Proficiency in additional languages such as C++, Rust, Go, Java, or Julia is beneficial.\nStrong experience designing, developing, and maintaining production-quality software.\nExperience designing and consuming APIs, including RESTful services, RPC frameworks, SDKs, or equivalent software interfaces.\nExperience integrating software systems developed by different organizations or teams.\nFamiliarity with distributed computing, cloud computing, or HPC environments.\nFamiliarity with modern software architecture concepts including APIs, services, authentication, asynchronous workflows, job queues, data serialization, and distributed systems.\nExperience with backend development using frameworks and technologies such as FastAPI, Flask, Django, gRPC, PostgreSQL, SQLAlchemy, or equivalent tools.\nExperience with cloud development, preferably on AWS, GCP, or Azure.\nFamiliarity with containerization and deployment technologies such as Docker and Kubernetes.\nFamiliarity with CI/CD, automated testing, issue tracking, version control, and collaborative software-development workflows.\nFamiliarity with professional software-engineering practices such as unit testing, integration testing, type checking, code review, observability, and maintainable API design.\nDemonstrated ability to collaborate directly with external engineering teams and translate between different technical architectures, terminology, and organizational requirements.\nDemonstrated ability to work comfortably in a highly collaborative, cross-functional, team-oriented, and matrixed environment.\nPassion for solving complex software and systems problems in a highly technical and scientific environment.\nPreferred Qualifications\nAdvanced degree in computer science, software engineering, quantum computation, physics, or a directly related field.\nExperience developing quantum computing software or integrating quantum computing systems with classical software environments.\nExperience leveraging AI-assisted software development tooling (e.g. Codex)\nExperience with, or demonstrated ability to rapidly learn, open-source quantum software frameworks such as Cirq, Qiskit, PennyLane, CUDA-Q, or equivalent technologies.\nExperience integrating software into scientific or engineering applications used in areas such as computational chemistry, materials science, life sciences, optimization, machine learning, or high-performance computing.\nFamiliarity with deployment requirements for regulated, government, national-security, or other security-sensitive computing environments.\nFamiliarity with front-end or GUI development where useful for partner-facing integrations, including React, JavaScript, HTML/CSS, or equivalent technologies.\nBenefits\nSalary range: $145,000 to $170,000 per year\n100% company-paid medical, dental, vision, short/long-term disability \nEmployer-funded Health Savings Account \nUnlimited PTO \n401(k) match \nCompany-paid Life and AD&D Insurance \nFlexible Savings Account \nPaid FMLA, Maternity/Paternity Leave \nEmployee Assistance Program \nStudent Loan Repayment \nEquity Package\nEqual Opportunity\nHere you have freedom to embrace your whole self: who you love, your gender identity and expression, skin color, age, appearance, disability, neurodiversity, DNA, military/veteran status, citizenship, and other factors that make up who you are. Your uniqueness is valued, welcomed, and appreciated here. We are dedicated to providing a positive workplace and base all employment decisions on your qualifications, performance, merits, as well as business needs. We are proud to be an Equal Employment Opportunity Employer.\nNote\nThis position may require access to information protected under U.S. export control laws and regulations for quantum computing technology. Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license.\nContact Information\nIf this opportunity interests you and you fit the job description, please submit an application. If you need assistance or an accommodation due to disability, please feel free to contact us at .\nNotice to Recruitment Agencies:\nInfleqtion does not accept unsolicited resumes from agencies. 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