Jobs in the United States

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Added 9 mins ago
DO
Senior Engineer, WR
Department of Water Resources
CA
- $11,437 to $14,315 USD / month
…based on good engineering practice for safety, durability, and performance - in that…
Added 9 mins ago
DO
Dams and Canals Engineer
Department of Water Resources
CA
- $6,488 to $12,152 USD / month
Duties: Under the direction of a Senior Engineer, WR, the incumbent will work in a collaborative environment to:
Added 9 mins ago
DO
Associate Hydroelectric Power Utility Engineer
Department of Water Resources
CA
- $9,713 to $12,151 USD / month
Under direction of the Power Resources Unit's Senior Hydroelectric Plant (HEP) Utility Engineer (Supervisor), the incumbent Associate Hydroelectric Power Utility Engineer is responsible for…
Added 20 mins ago
Senior Microsoft Platform Engineer
Systems Engineering Solutions Corporation
Alexandria, VA
Position Description: The Senior Microsoft Platform Engineer is a Tier 3 role responsible for the administration, operation, and continuous improvement of the agency's Microsoft Azure…
Added 20 mins ago
Senior Systems Engineer (Linux)
Eagle Seven
Chicago, IL
Eagle Seven is seeking a Senior Systems Engineerto lead the technical design, planning, and implementation of our hardware and operating system strategies. In this role, you will act as a…
Added 22 mins ago
O
Senior Support Engineer - Oracle Health
Oracle
Nashville, TN
- $52,200 to $132,400 USD / year
Collaborate with internal teams to investigate application defects, system performance issues, and unexpected behaviors.
Added 22 mins ago
Consulting Network Reliability Engineer
HCA Healthcare
Nashville, TN
As a Consulting Network Reliability Engineer you will provide best practices for mission-critical applications across the enterprise with a primary focus on the development and ongoing…
Added 23 mins ago
Senior Electrical Engineer
Constellation Energy Generation, LLC.
Fort Worth, TX
…excellent knowledge in functional discipline and its practical application and has detailed knowledge of applicable industry codes and…
Added 28 mins ago
CO
Associate Civil Engineer (Development Services)
City of Sacramento
Sacramento, CA
- $47.05 to $66.2 USD / hour
The Associate Civil Engineer is an advanced journey-level classification filled with multiple incumbents. Incumbents are responsible for performing assignments, projects, and programs of…
Added 30 mins ago
C
Senior Full Stack Engineer - .NET & C#
Cognizant
Jefferson City, MO
- $86,000 to $99,000 USD / year
As a Senior Full Stack Engineer - .NET & C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including…
Added 30 mins ago
C
Senior Java Full Stack Engineer - Spring Boot & AWS
Cognizant
Jefferson City, MO
- $86,000 to $99,000 USD / year
As a Senior Java Full Stack Engineer - Spring Boot & AWS , you will make an impact by designing and delivering scalable, secure, cloud-based applications using Java, Spring Boot, React, and…
Added 31 mins ago
I
Quantum Software Engineer (Compiler)
Infleqtion
Remote, United States
- $145,000 to $170,000 USD / year
This Quantum Software Engineer role will join the Compiler Team within Infleqtion’s Quantum Software organization. This role will be responsible for designing, building, and maintaining…
Added 31 mins ago
I
Quantum Software Engineer - Compiler & Control Systems
Infleqtion
Remote, United States
- $145,000 to $170,000 USD / year
This Quantum Software Engineer role will join the Compiler Team within Infleqtion’s Quantum Software organization. The role will design, build, and maintain quantum compilation software,…
Added 31 mins ago
I
Senior Software Engineer (QRF)
Infleqtion
Louisville, CO
- $160,000 to $185,000 USD / year
We are seeking a Senior Software Engineer to lead the development and productization of our software systems that interface with cutting-edge quantum and embedded hardware. This role…
Added 31 mins ago
Senior Software Engineer (Quantum Computing)
Infleqtion
Remote, United States
…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…
Added 31 mins ago
Senior Software Engineer (Quantum Computing)
Infleqtion
Remote, United States
…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…
Added 31 mins ago
Senior Software Engineer (Quantum Computing)
Infleqtion
Remote, United States
…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…
Added 31 mins ago
I
Senior Opto-Mechanical Engineer (Quantum Computing)
Infleqtion
Remote, United States
- $155,000 to $185,000 USD / year
Within Infleqtion’s Quantum Computing Product Group, the Hardware Engineering Team seeks a Senior Opto-Mechanical Engineer as a senior designer responsible for the realization of precision…
Added 31 mins ago
I
Senior Opto-Mechanical Engineer (Quantum Computing)
Infleqtion
Remote, United States
- $155,000 to $185,000 USD / year
Within Infleqtion’s Quantum Computing Product Group, the Hardware Engineering Team seeks a Senior Opto-Mechanical Engineer as a senior designer responsible for the realization of precision…
Added 55 mins ago
CO
Senior Civil Engineer Supervisor (Transportation)
Commonwealth of Pennsylvania
Uniontown, PA
- $80,646 to $104,959 USD / year
Help shape the future of transportation projects across Pennsylvania! As a Senior Civil Engineer Supervisor (Transportation) with the Department of Transportation, you will lead complex…
Added 57 mins ago
Manufacturing Engineers - Senior
Cummins Inc.
Fridley, MN
…products. Identify issues with the engine and generator product and performance and recommend engineering solutions or enhancements. Communicate with management and user personnel to…
Added 57 mins ago
Senior Cloud Engineer
Eide Bailly
Minneapolis, MN
The Cloud Senior Engineer is responsible for supporting complex engineering initiatives across the Microsoft cloud environment, with a primary focus on Microsoft Dynamics 365 CRM, the Power…
Added 57 mins ago
Senior Cloud Engineer
Eide Bailly
Minneapolis, MN
The Cloud Senior Engineer is responsible for supporting complex engineering initiatives across the Microsoft cloud environment, with a primary focus on Microsoft Dynamics 365 CRM, the Power…
Added 1 hour ago
SI
Forward Deployed Engineer Specialists (FDE) (Mid/Senior Level)
Salesforce, Inc.
NY
- $148,500 to $285,800 USD / year
…way. And, we empower you to be a Trailblazer too, driving your performance and career growth, charting new paths, and improving the state of the world. If you believe in business as the…
Added 1 hour ago
Senior Data Engineer - MongoDB and PostgreSQL
CVS Health
Remote, United States
Senior Data Engineer will design, build, and support a near real-time transactional cache platform that enables APIs, digital experiences, and downstream services to consume operational…

Infleqtion

Quantum Software Engineer (Compiler)

Remote, United States

$145,000 to $170,000 USD / year

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Job details

Pay: $145,000 to $170,000 USD / year
Posting language: English
Posted: Aug 24, 2026

Original job description

Position Summary This Quantum Software Engineer role will join the Compiler Team within Infleqtion’s Quantum Software organization. This role will be responsible for designing, building, and maintaining quantum compilation software alongside considerable involvement in co-design efforts that span the full quantum stack, including applications, algorithms, hardware and control. This role combines hands-on coding, code review, and system design with R&D. Ideal candidates have a strong software development background and familiarity with quantum computation. This role is open to both entry-level and senior-level candidates. 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 quantum compilation, similar to work described in https://arxiv.org/abs/2309.05157 and https://arxiv.org/abs/2509.13247
Deploy software optimizations to our cloud platform Superstaq using industry-grade software engineering procedures including documentation, linting, testing, and type-checking
Interface with customers of Superstaq to understand their needs and support them in a timely fashion
Contribute to development of government and commercial proposals and execution on global programs
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 quantum computer architecture, quantum compilation and related fields
Provide guidance and support to other team members, fostering a collaborative research environment
Bachelor’s degree in computer science, engineering, physics or a directly 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 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 with 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., HTML/CSS, React, PyQt.
Salary range: $145,000 to $170,000 per 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 Package

Equal Opportunity Here 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. Note This 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. Contact Information If 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 hr@infleqtion.com.

Notice to Recruitment Agencies:

Infleqtion does not accept unsolicited resumes from agencies. Infleqtion is not responsible for any fees related to unsolicited resumes.

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More about this job

Skills

Software development
Documentation
Research
Computer science
Python
C
C++
Julia
Software frameworks
Communication skills
Presentation skills
Back-end development
PostgreSQL
Google Cloud
AWS
CI/CD
GitHub
HTML
CSS
React

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