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Quantum Computer Jobs in Illinois (NOW HIRING)

Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of ... computer, or in-person). Any required Personal Protective Equipment will be provided and must be ...

Quantum Physicist

Chicago, IL · On-site

$130K - $211K/yr

Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of ... computer, or in-person). Any required Personal Protective Equipment will be provided and must be ...

Senior Embedded Software Engineer

Chicago, IL · On-site

$127K - $167K/yr

Solid understanding of computer architecture fundamentals (memory hierarchies, interconnects, latency vs throughput tradeoffs). * Experience with hardware/software co‑design for quantum control ...

Senior Embedded Software Engineer

Chicago, IL · On-site

$127K - $167K/yr

Solid understanding of computer architecture fundamentals (memory hierarchies, interconnects, latency vs throughput tradeoffs). * Experience with hardware/software codesign for quantum control ...

Senior Optical Engineer

Lemont, IL · On-site

$130K - $170K/yr

Familiarity with CAD, GD&T and with optical fabrication processes * Experience with optical alignment techniques * Familiarity with free-space optical, laser, quantum, or photonic systems

Senior Optical Engineer

Lemont, IL · On-site

$130K - $170K/yr

Familiarity with CAD, GD&T and with optical fabrication processes * Experience with optical alignment techniques * Familiarity with free-space optical, laser, quantum, or photonic systems

Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of ... Bachelor's degree in Computer Science, Applied Mathematics, Physics or related field and a minimum ...

Sr Software Engineer

Chicago, IL · On-site

$106K - $145K/yr

Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of ... Bachelor's degree in Computer Science, Applied Mathematics, Physics or related field and a minimum ...

Inventory Specialist

Rockford, IL · On-site

$24 - $28/hr

Learn & understand of our current ERP system, Quantum Control * All other duties assigned by ... Frequent speaking, listening, and computer use. * Vision requirements include depth perception and ...

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Quantum Computer information

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How much do quantum computer jobs pay per hour?

As of Jul 23, 2026, the average hourly pay for quantum computer in Illinois is $20.21, according to ZipRecruiter salary data. Most workers in this role earn between $17.02 and $22.60 per hour, depending on experience, location, and employer.

Is quantum computing a real career?

Quantum computing is a growing field with dedicated career opportunities for researchers, engineers, and software developers. Professionals in this area typically have backgrounds in physics, computer science, or engineering and work with specialized tools like quantum algorithms and hardware. The industry is expanding as companies and institutions invest in quantum technology development.

What is the difference between Quantum Computer vs Quantum Software Engineer?

AspectQuantum ComputerQuantum Software Engineer
Required CredentialsPhysics or Computer Science degree, knowledge of quantum mechanicsComputer Science or related degree, programming skills, knowledge of quantum algorithms
Work EnvironmentResearch labs, tech companies developing quantum hardwareSoftware development teams, research institutions, tech companies
Industry UsageHardware development, quantum researchAlgorithm development, software programming for quantum systems
Search & Comparison IntentUnderstanding quantum hardwareDeveloping quantum applications and software

Quantum Computers are physical devices that leverage quantum mechanics to perform computations, often requiring advanced physics knowledge. Quantum Software Engineers design and develop software to run on these devices, focusing on algorithms and programming. While quantum computers are hardware-focused, quantum software engineers work on the applications that utilize quantum hardware, making their roles interconnected but distinct.

What careers are there in quantum computing?

Careers in quantum computing include roles such as quantum software engineers, quantum hardware engineers, research scientists, and quantum algorithm developers. These positions typically require knowledge of quantum mechanics, programming skills in languages like Python or Qiskit, and often a background in physics, computer science, or engineering. Opportunities exist in academia, industry, and government research labs, with some roles requiring advanced degrees and specialized certifications.

What is a quantum computer?

A quantum computer is a type of computer that uses the principles of quantum mechanics to process information. Unlike classical computers, which use bits to represent data as 0s or 1s, quantum computers use quantum bits, or qubits, which can exist in multiple states simultaneously. This allows quantum computers to perform certain complex calculations much faster than traditional computers. They are particularly promising for tasks such as cryptography, optimization, and simulating molecular structures. However, quantum computers are still in the experimental stage and are not yet widely available for general use.

What are the key skills and qualifications needed to thrive as a Quantum Computing Engineer, and why are they important?

To thrive as a Quantum Computing Engineer, you need a strong background in quantum mechanics, linear algebra, computer science, and often a graduate degree in physics, computer engineering, or a related field. Familiarity with quantum programming languages (such as Qiskit or Cirq), simulators, and cloud-based quantum platforms is typically required. Critical thinking, problem-solving, and effective collaboration are key soft skills that help drive innovation in this rapidly evolving domain. These skills and qualities are essential for designing, optimizing, and implementing quantum algorithms and systems that push the boundaries of computational capabilities.

What are some common challenges faced by professionals working with quantum computers?

Professionals working with quantum computers often encounter challenges such as error rates in qubits, limited scalability of current hardware, and the need for specialized algorithms. Collaborating closely with physicists, engineers, and computer scientists is essential to troubleshoot issues and push the boundaries of what current systems can achieve. Staying up-to-date with rapid advances in both hardware and software is also key, as the field is constantly evolving and requires a commitment to ongoing learning.

What did Elon Musk say about quantum computing?

Elon Musk has expressed interest in quantum computing's potential to revolutionize technology and artificial intelligence. He has highlighted both its promising capabilities and the need for careful development due to current technical challenges. Musk's comments often emphasize the importance of advancing hardware and algorithms in the field.

How much do quantum computing jobs pay?

Quantum computing jobs typically offer salaries ranging from $80,000 to over $150,000 annually, depending on experience, education, and location. Roles such as quantum software engineers or researchers often require advanced degrees and familiarity with quantum algorithms and programming languages like Qiskit or Cirq.
What are the most commonly searched types of Quantum Computer jobs in Illinois? The most popular types of Quantum Computer jobs in Illinois are:
What job categories do people searching Quantum Computer jobs in Illinois look for? The top searched job categories for Quantum Computer jobs in Illinois are:
Infographic showing various Quantum Computer job openings in Illinois as of July 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $42,028 per year, or $20.2 per hour.

$130K - $211K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 5 days ago


Job description

Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of-magnitude improvements in sensing and computing applications. As a deep-tech startup, we embrace a results-driven, fast-paced, and customer-focused approach to innovation. We are seeking self-motivated, energetic individuals with exceptional problem-solving and technical skills to help drive our Quantum Computing mission forward. We encourage applications from experimental physicists with expertise in Atomic, Molecular, and Optical (AMO) physics, particularly those with experience in the coherent control of quantum systems such as ultracold atoms, trapped ions, and diamond NV centers.

Role and responsibilities
  • Design, build, calibrate and maintain Quantum Computers based on neutral atoms.
  • Participate and/or lead Research and Development projects for laser systems, Quantum Processing Units, quantum gate protocols, etc. for Quantum Computers.
  • Create, test, and validate mathematical models of atomic physics behavior, and use the results to inform system design by translating high-level system requirements into specialized engineering subsystems.
  • Self-start and successfully execute on a new R&D activity given a well-defined goal and constraints (e.g. resources, timeframe): gather requirements from stakeholders, drive definition of solution space, drive project execution.
  • Develop, test, run, and debug software for conducting experiments and system tuning in production.
  • Design, assemble, and test laser and optical systems.
  • Ownership of subsystems to maintain high availability and high performance.
  • Mentor and teach junior team members as indirect reports. Supervise interns.

Requirements

  • PhD in atomic physics, optical physics, or related field; or equivalent related professional experience (4+ years); If you have substantially more experience than this and are excited to apply, please do! We will also consider hiring at the Senior Quantum Physicist level.
  • Proficiency in using tools commonly found in an atomic physics lab, such as lasers, acousto-optic modules, RF signal generators and analyzers, and ultra-high-vacuum systems.
  • Proficiency in writing Python code for running physics experiments.
  • Proficiency in calculating atom-light interaction for input laser specifications.
  • Excellent verbal and written communication skills, ability to effectively share information with technical and non-technical staff at all levels of company hierarchy.
  • Excellent collaboration skills, ability to work in an agile efficient team environment where engagement, feedback, and participation are an expected part of successful job performance.
  • Demonstrated problem solving skills and fast learning rate.
  • Ability to work both autonomously-taking high-level goals as input to develop and execute an optimal plan while gathering necessary resources-and collaboratively, by soliciting and incorporating input from colleagues.

 It is a plus if you have:

  • Experience in operating high power CW laser (> 1 Watt) and/or short-wavelength visible laser (< 500 nm) and designing their laser power delivery systems
  • Experience with characterization and mitigation of laser frequency and intensity noise
  • Experience with analog electronics and use of servo loops for laser and subsystem stabilization
  • Experience with image projection through a high numerical aperture (NA) imaging system
  • Experience in integrating heterogeneous subsystems for a complex physics experiment
  • Familiarity with Git, Linux, and command line interface (CLI) tools
  • Enthusiasm for staying up-to-date with latest developments in AMO physics and reviewing relevant papers for the team

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.

WORKING CONDITIONS and PHYSICAL REQUIREMENTS

Work will normally be performed in an office and laboratory environment and around technical equipment including computers and lasers.  We ask that candidates be able to efficiently use automated office equipment such as laptops, copiers, and printers; able to effectively engage in communications (via phone, computer, or in-person).  Any required Personal Protective Equipment will be provided and must be properly used in accordance with company requirements.

TRAVEL

Up to 10% travel may be required.

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

Benefits

The targeted salary range for this role is $130,000 to $211,000 on an annualized basis plus eligibility to participate in our annual incentive plan.

In addition to your base compensation, we offer a generous Total Rewards program which includes:

  • 100% company paid Employee coverage for Medical, Dental, Vision, and Short/Long Term Disability insurance programs
  • Employer funded Health Savings Account
  • Unlimited Paid Time Off
  • 401(k) Matching Programs
  • Company paid Life and AD&D Insurance
  • Flexible Healthcare Savings Account
  • Paid FMLA Leave
  • Paid Maternity/Paternity Leave
  • Employer Assistance Program
  • Student Loan Repayment

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.

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@coldquanta.com.