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60 Argonne National Laboratory Postdoctoral Research Fellow Jobs Hiring in Lemont, IL

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What are the key skills and qualifications needed to thrive as a Postdoctoral Research Fellow, and why are they important?

To thrive as a Postdoctoral Research Fellow, you need a doctoral degree in a relevant field, advanced research skills, and a strong publication record. Expertise in specialized laboratory techniques, data analysis software (such as R or Python), and familiarity with grant-writing or research funding processes are often required. Critical thinking, problem-solving, and effective communication are essential soft skills for collaborating with peers and disseminating research findings. These abilities are crucial for advancing scientific knowledge, securing research funding, and building a successful academic or industry career.

What are some typical challenges faced by Postdoctoral Research Fellows when transitioning to independent research roles?

Postdoctoral Research Fellows often face challenges such as balancing independent research with the expectations set by their principal investigator, securing funding for their own projects, and building a professional network. Navigating the shift from a supervised role to leading projects requires developing grant-writing skills, managing collaborations, and mentoring junior researchers. Actively seeking feedback, attending conferences, and publishing consistently can help fellows establish their reputation and prepare for future independent positions in academia or industry.

What is a Postdoctoral Research Fellow?

A Postdoctoral Research Fellow is an individual who has completed their doctoral studies (Ph.D. or equivalent) and undertakes advanced academic or scientific research, typically under the guidance of a principal investigator or faculty member. The main goal of a postdoctoral fellowship is to deepen expertise in a specific research area, contribute to scholarly publications, and gain experience necessary for independent research or academic positions. These positions are often temporary, lasting from one to several years, and can be found in universities, research institutions, or industry. Postdocs play a vital role in advancing research projects and may also mentor students or assist with teaching.

What is the difference between Postdoctoral Research Fellow vs Research Scientist?

AspectPostdoctoral Research FellowResearch Scientist
Required CredentialsDoctoral degree (Ph.D.) in relevant fieldMaster's or Ph.D., often with more industry experience
Work EnvironmentAcademic or research institutionsIndustry labs, corporate R&D
Employer & Industry UsageUniversities, government research agenciesPrivate companies, biotech, tech firms
Common Search & ComparisonYesYes

Postdoctoral Research Fellows typically hold a Ph.D. and work in academic or research settings, focusing on specialized research projects. Research Scientists may have similar credentials but often work in industry, applying research to product development or innovation. While both roles involve research, the Postdoctoral Research Fellow is usually a temporary position aimed at gaining experience, whereas Research Scientists are often more involved in applied research within companies.

What is it like to work at Argonne National Laboratory?

Argonne National Laboratory is a collaborative and innovative research environment that values diversity, inclusion, and teamwork, fostering a culture of open communication and mutual respect among its employees.

As a leading research center, Argonne offers a dynamic work environment with opportunities to work on cutting-edge projects in fields such as advanced materials, energy, and national security, with a diverse team of scientists, engineers, and technicians from various backgrounds and disciplines.

Working at Argonne National Laboratory may appeal to candidates who are passionate about advancing scientific knowledge and addressing global challenges, as the laboratory provides a unique opportunity to contribute to groundbreaking research and development, with access to state-of-the-art facilities and resources.
What are the most popular jobs at Argonne National Laboratory in Lemont?
Infographic showing various Postdoctoral Research Fellow job openings at Argonne National Laboratory in Lemont, IL as of May 2026, with employment types broken down into 96% Full Time, and 4% Part Time. Highlights an 94% Physical, 3% Hybrid, and 3% Remote job distribution.
Postdoctoral Appointee - Superconducting Devices

Postdoctoral Appointee - Superconducting Devices

Argonne National Laboratory

Lemont, IL • On-site

$72.88K - $121.47K/yr

Full-time

Posted 27 days ago

Job description

Postdoctoral Appointee - Superconducting Devices for Multipixel Single-Photon Detection and Multiplexed Readout
Argonne National Laboratory invites applications for a postdoctoral research position in experimental physics and superconducting device development, with a focus on advancing multipixel single-photon camera technology and multiplexed readout for quantum information science applications.
As part of a multidisciplinary team spanning multiple Argonne divisions, you will contribute to the design, fabrication, and characterization of superconducting devices based on high kinetic inductance materials, while having the opportunity to shape a new research capability with broad impact across quantum networking, communications, and computing.
Research Focus
  • Design and fabricate superconducting devices exploiting the nonlinear kinetic inductance of thin superconducting films, including microwave resonators for frequency-domain multiplexed readout of single photon detectors (kinetic inductance current sensors)
  • Develop and characterize superconducting nanowire single-photon detectors (SNSPDs) using high kinetic inductance materials such as NbN, TiN, and NbTiN, targeting high detection efficiency from visible to telecom wavelengths
  • Implement and test scalable readout architectures for nanowire arrays, including multiplexing concepts based on superconducting cryogenic switches (hTron, fTron)
  • Perform low-noise cryogenic measurements of device performance, including timing jitter, dark count rate, detection efficiency, and resonator quality factors
  • Iterate rapidly on fabrication processes and readout circuit designs informed by device characterization and electromagnetic simulations
  • Contribute to the development of complete instrument systems for characterization of solid-state single-photon emitters, including photon correlation and spectroscopy measurements

About the Team
You will join a collaborative team of physicists and engineers drawn from Argonne's High Energy Physics (HEP), X-ray Science (XSD), and Materials Science (MSD) divisions. The team brings together deep expertise in superconducting detector arrays, thin-film materials development, nanofabrication, cryogenic instrumentation, quantum communications, and solid-state quantum emitter systems. The project leverages existing Argonne infrastructure including dilution refrigerators, adiabatic demagnetization refrigerators, low-noise DC and RF measurement equipment, and cleanroom fabrication facilities including at the Center for Nanoscale Materials (CNM).
Position Requirements
  • Recent or soon-to-be-completed PhD (within the last 0-5 years) in physics, electrical engineering, materials science, or a related discipline
  • Demonstrated experience with superconducting devices or similar quantum/low-temperature technologies, particularly design, fabrication, and/or measurement
  • Proficiency in low-noise cryogenic measurement techniques at millikelvin to few-kelvin temperatures
  • Ability to model Argonne's core values of impact, safety, respect, integrity, and teamwork

Preferred Knowledge, Skills, and Experience
  • Experience with superconducting nanowire single-photon detectors (SNSPDs), transition-edge sensors (TESs), or kinetic inductance detectors (KIDs)
  • Experience with cleanroom microfabrication processes, including thin-film deposition (e.g., magnetron sputtering), electron-beam or optical lithography, and dry/wet etching
  • Familiarity with microwave resonator design, characterization, and RF/microwave measurement techniques
  • Electromagnetic simulation experience (e.g., Sonnet, Ansys HFSS/Lumerical, or similar tools)
  • Experience with data acquisition, instrument control, and data analysis in Python or similar languages
  • Knowledge of quantum optics measurements such as photon correlation functions or photon-number-resolved detection
  • Familiarity with aspects of condensed matter and BCS superconductivity theory applicable to high kinetic inductance superconducting materials

Job Family
Postdoctoral
Job Profile
Postdoctoral Appointee
Worker Type
Long-Term (Fixed Term)
Time Type
Full time
The expected hiring range for this position is $72,879.00-$121,465.00.
Please note that the pay range information is a general guideline only. The pay offered to a selected candidate will be determined based on factors such as, but not limited to, the scope and responsibilities of the position, the qualifications of the selected candidate, business considerations, internal equity, and external market pay for comparable jobs. Additionally, comprehensive benefits are part of the total rewards package.
Click here to view Argonne employee benefits!
As an equal employment opportunity employer, and in accordance with our core values of impact, safety, respect, integrity and teamwork, Argonne National Laboratory is committed to a safe and welcoming workplace that fosters collaborative scientific discovery and innovation. Argonne encourages everyone to apply for employment. Argonne is committed to nondiscrimination and considers all qualified applicants for employment without regard to any characteristic protected by law.
Argonne employees, and certain guest researchers and contractors, are subject to particular restrictions related to participation in Foreign Government Sponsored or Affiliated Activities, as defined and detailed in United States Department of Energy Order 486.1A. You will be asked to disclose any such participation in the application phase for review by Argonne's Legal Department.
All Argonne offers of employment are contingent upon a background check that includes an assessment of criminal conviction history conducted on an individualized and case-by-case basis. Please be advised that Argonne positions require upon hire (or may require in the future) for the individual be to obtain a government access authorization that involves additional background check requirements. Failure to obtain or maintain such government access authorization could result in the withdrawal of a job offer or future termination of employment.

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