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Quantum Software Engineer Jobs in Irvine, CA (NOW HIRING)

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Quantum Software Engineer information

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$68.2K

$158.4K

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How much do quantum software engineer jobs pay per year?

As of Sep 1, 2026, the average yearly pay for quantum software engineer in Irvine, CA is $158,351.00, according to ZipRecruiter salary data. Most workers in this role earn between $128,800.00 and $185,700.00 per year, depending on experience, location, and employer.

What is a quantum software engineer?

A Quantum Software Engineer develops algorithms, software, and applications for quantum computers. They work with quantum programming languages like Qiskit, Cirq, or PennyLane to implement quantum algorithms that solve complex problems more efficiently than classical computers. Their role involves understanding quantum mechanics, optimizing quantum circuits, and collaborating with researchers to bridge the gap between theory and practical implementation.

What does a quantum software engineer do?

Quantum Software Engineers usually spend their days designing, coding, and testing quantum algorithms, often using specialized quantum software libraries and simulators. They collaborate closely with quantum physicists, classical software engineers, and researchers to translate theoretical concepts into efficient, practical solutions. Regular tasks also include debugging code, optimizing performance on quantum and hybrid systems, and staying updated with the latest advances in quantum hardware and software. Effective teamwork and ongoing learning are central to success in this dynamic, research-driven environment.

What are the key skills and qualifications needed to thrive as a quantum software engineer?

To thrive as a Quantum Software Engineer, you need a deep understanding of quantum computing principles, proficiency in classical programming languages (such as Python or C++), and experience with quantum SDKs (like Qiskit or Cirq), often supported by a degree in computer science, physics, or a related field. Familiarity with simulators, cloud-based quantum platforms, and sometimes certifications in quantum programming are also highly valuable. Strong problem-solving abilities, collaboration skills, and adaptability help set excellent candidates apart. These skills and qualities are vital for building practical quantum applications and advancing technology in a rapidly evolving interdisciplinary field.

How much does a quantum software engineer make?

Quantum software engineers typically earn between $100,000 and $150,000 annually, with experienced professionals and those working at leading tech companies earning higher salaries. Compensation can vary based on experience, education, location, and proficiency with quantum programming languages like Qiskit or Cirq.

What are the most commonly searched types of Quantum Software Engineer jobs in Irvine, CA?

The most popular types of Quantum Software Engineer jobs in Irvine, CA are:

What are popular job titles related to Quantum Software Engineer jobs in Irvine, CA?

For Quantum Software Engineer jobs in Irvine, CA, the most frequently searched job titles are:

What job categories do people searching Quantum Software Engineer jobs in Irvine, CA look for?

The top searched job categories for Quantum Software Engineer jobs in Irvine, CA are:

What cities near Irvine, CA are hiring for Quantum Software Engineer jobs?

Cities near Irvine, CA with the most Quantum Software Engineer job openings:

Infographic showing various Quantum Software Engineer job openings in Irvine, CA as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $158,351 per year, or $76.1 per hour.

Senior Mechanical Engineer - Fuel Systems

Quantum Fuel Systems LLC

Lake Forest, CA • On-site

$120K - $140K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 20 days ago


Job description

Senior Mechanical Engineer

Quantum Fuel Systems / www.qtww.com

Reports to: Senior Vice President, Product Engineering

Location: Lake Forest, CA (onsite at company headquarters)

Employment type: Full-time

FLSA: Exempt

Pay Range: $120,000.00 - $140,000.00/year

Quantum Fuel Systems is engineering the future of alternative fuel solutions. For over 25 years, we've been at the forefront of clean energy innovation, designing, developing, and delivering industry-leading storage systems and transport trailers for compressed natural gas (CNG), renewable natural gas (RNG), and hydrogen.

Based in Lake Forest, California, we're driving clean energy forward by helping our partners meet ambitious net-zero targets with safe, reliable, and sustainable solutions. Our product line includes next-generation fuel storage systems for commercial vehicles and virtual pipeline trailers that offer industry-leading capacity with advanced composite technology.

We are seeking a talented and innovative Sr. Mechanical Engineer / Fuel Systems Engineering to join our team. This role will be pivotal in the development of new products, improvement of existing designs, and support of system design activities. The ideal candidate will have a strong background in mechanical engineering, experience with alternative fuel systems or related industries, and a passion for creating cutting-edge solutions that advance safety and performance in the alternative fuel sector and gas transportation. Additionally, this role will involve preparing specifications for hydrogen and CNG vehicle and transportation components and working with internal and external customers to design and configure components for various applications. Design, develop, test, and integrate high-pressure gaseous fuel components and systems for CNG and Hydrogen automotive, truck, and virtual pipeline applications.

Requirements

  • Lead high-pressure component and system designs.
  • Generate and support design activities: DFMEA, ADVP&R, etc.
  • Evaluate, select, and qualify supplier products and services.
  • Outline and oversee or perform product verification and validation testing.
  • Support field services and failure root cause analyses.
  • Knowledge of material compatibility issues with hydrogen and natural gas.
  • Ability to apply a systematic and logical approach to engineering and design processes.
  • Perform analytic calculations, e.g., load and flow calculations.
  • Provide technical support and expertise to internal (e.g. operations, manufacturing, sales, service) and external customers.
  • Good communication skills, both verbal and written.
  • Strong documentation skills; test procedures, test reports, etc.
  • Lead and mentor Junior Mechanical Engineers.
  • Stay current with industry trends, emerging technologies, and best practices to drive continuous improvement and innovation in design processes.
  • Adopt and implement Quantum's Quality Assurance Procedures-QAP and Departmental Work Instructions-DWI.

Education and Experience:

Required:

Bachelor of Science Degree in Mechanical Engineering + 5 years’ experience. Master's degree is a plus.

Preferred:

  • Product development with high pressure components in automotive.
  • High pressure gaseous (hydrogen, CNG) system design and component selection.
  • Developing and implementing test procedures.
  • Software: CAD (NX Unigraphics preferred)
  • Large modular assemblies design
  • Strong understanding of mechanical design principles, materials selection (e.g. knowledge of material compatibility issues with hydrogen and natural gas), and manufacturing processes.
  • Knowledge of automotive industry standards and regulations related to alternative fuel systems.
  • Strong analytical and problem-solving skills, attention to detail, and ability to work in a fast-paced environment.
  • Effective communication skills and ability to collaborate with multidisciplinary teams.
  • Design for Manufacturing (DFM) concepts.
  • Familiar with control plans, FMEA, and GD&T.

Physical Job Requirements:

The employee will spend some of their time on the production floor. While performing the duties of this job, the employee may be required to stand for long periods of time, kneel, and crouch. In the office, the employee is regularly required to use their hands and fingers to operate a computer keyboard, mouse, and telephone keypad or to write, as well as talk and hear. Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception and ability to focus. This position involves occasionally lifting to 40 pounds.

EQUAL EMPLOYMENT OPPORTUNITY & AMERICANS WITH DISABILITIES ACT

Quantum Fuel Systems is an equal opportunity employer committed to fostering a diverse, inclusive, and accessible workplace. We celebrate diversity and are dedicated to creating an environment where all employees can thrive.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, breastfeeding, and related medical conditions), sexual orientation, gender identity, gender expression, national origin, ancestry, citizenship status, uniform service member and veteran status, marital status, pregnancy, age, protected medical condition, genetic information, disability, or any other characteristic protected by applicable federal, state, or local law.

In accordance with the Americans with Disabilities Act (ADA) and applicable state and local laws, Quantum Fuel Systems provides reasonable accommodations to qualified individuals with disabilities in all aspects of employment, including the application and interview process. If you require a reasonable accommodation to perform the essential functions of a job or to participate in the application process, please contact Human Resources at hr@qtww.com so that we may engage in the interactive process to identify an appropriate accommodation.

We will consider qualified applicants with criminal histories in a manner consistent with the requirements of the Los Angeles Fair Chance Ordinance and San Francisco Fair Chance Ordinance where applicable.

Benefits

Benefits - What We Offer:

    • Comprehensive Health Coverage – Choose from 2 HMO or 2 PPO medical plans, plus dental, vision, and life insurance
    • Financial Benefits – 401(k) with company match and Flexible Spending Accounts (FSA)
    • Paid Time Off – Vacation, sick leave, and company holidays