Author: Yin-Yin Tan

This position is part of the National Institute of Standards (NIST) Professional Research Experience (PREP) program. National Institute of Standards (NIST) Professional Research Experience (PREP) program invites applicants in support of research in integrated photonics and nanofabrication. NIST recognizes that its research staff may wish to collaborate with researchers at academic institutions on specific projects of mutual interest, thus requires that such institutions must be the recipient of a PREP award. The PREP program requires staff from a wide range of backgrounds to work on scientific research in many areas. Employees in this position will perform technical work that underpins the scientific research of the collaboration.

RESEARCH TITLE: Postdoctoral Research Associate in Integrated Photonics

The work will entail:

The National Institute of Standards and Technology (NIST) is seeking a highly motivated postdoctoral researcher with expertise in integrated photonics and nanofabrication to join the Fundamental Thermodynamics Group through the PREP program. You will contribute to the development of next-generation photonic integrated circuit (PIC)-based temperature sensors: a chip-scale device designed to transform precision thermometry. The role provides the opportunity to gain advanced experimental skills and research experience valuable for careers in academia, industry, or national laboratories.

Project details:

Temperature is one of the most widely measured physical properties and is essential across nearly all scientific and technological fields. To meet the growing need for precise, accurate, and field-deployable temperature metrology, our team is developing an on-chip photonic thermometer that functions as both a sensor and a deployable primary temperature standard. This self-calibrated device offers a transformative alternative to legacy resistance thermometers and has the potential to redefine how temperature is realized and disseminated worldwide.

Key responsibilities:

• Design, nanofabrication, characterization, and packaging of PIC-devices
• Development and refinement of PIC-based sensing applications
• Implementation and optimization of experimental setups for photonic and thermometric measurements
• Data analysis, modeling, and interpretation to evaluate device performance and guide design improvements

Opportunities for candidate:

• Work on cutting-edge nanophotonics research with real-world metrology impact
• Shape new research directions and contribute to emerging programs
• Collaborate with a multidisciplinary team of scientists and engineers
• Submit invention disclosures and patent applications
• Publish in leading scientific journals and present at technical conferences
• Access the state-of-the-art NIST NanoFab cleanroom facility (www.nist.gov/cnst)

Desired qualifications:

• U.S. citizenship is strongly preferred
• Ph.D. or equivalent experience in natural sciences, engineering, or related fields
• Innovative thinking and strong experimental skills
• Ability to work both independently and collaboratively
• Effective written and oral communication skills
• Prior hands-on experience in one or more of the following areas:
  • Micro-/nanofabrication
  • Integrated photonics design and characterization
• Applicants with strengths in PIC design, numerical simulations, or device-level metrology are encouraged to apply.

Please upload the following (preferably in a single PDF) with your application:

• CV/Resume

Privacy Act Statement

Authority: 15 U.S.C. § 278g-1(e)(1) and (e)(3) and 15 U.S.C. § 272(b) and (c)

Purpose: The National Institute for Standards and Technology (NIST) hosts the Professional Research Experience Program (PREP) which is designed to provide valuable laboratory experience and financial assistance to undergraduates, post-bachelor’s degree holders, graduate students, master’s degree holders, postdocs, and faculty.

PREP is a 5-year cooperative agreement between NIST laboratories and participating PREP Universities to establish a collaborative research relationship between NIST and U.S. institutions of higher education in the following disciplines including (but may not be limited to) biochemistry, biological sciences, chemistry, computer science, engineering, electronics, materials science, mathematics, nanoscale science, neutron science, physical science, physics, and statistics. This collection of information is needed to facilitate administrative functions of the PREP Program.

Routine Uses: NIST will use the information collected to perform the requisite reviews of the applications to determine eligibility, and to meet programmatic requirements. Disclosure of this information is also subject to all the published routine uses as identified in the Privacy Act System of Records Notices: NIST-1: NIST Associates.

Disclosure: Furnishing this information is voluntary. When you submit the form, you are indicating your voluntary consent for NIST to use of the information you submit for the purpose stated.

• Announcement and Application

This position is part of the National Institute of Standards (NIST) Professional Research Experience (PREP) program. National Institute of Standards (NIST) Professional Research Experience (PREP) program invites applicants in support of optical frequency metrology. NIST recognizes that its research staff may wish to collaborate with researchers at academic institutions on specific projects of mutual interest, thus requires that such institutions must be the recipient of a PREP award. The PREP program requires staff from a wide range of backgrounds to work on scientific research in many areas. Employees in this position will perform technical work that underpins the scientific research of the collaboration.

RESEARCH TITLE: Postdoctoral Research Associate in Optical Frequency Metrology

The work will entail:

The National Institute of Standards and Technology (NIST) is seeking a highly motivated postdoctoral researcher with expertise in optical frequency metrology to join the Fundamental Thermodynamics Group through the PREP program. You will contribute to the development of next-generation integrated photonics-based temperature sensors: chip-scale devices designed to transform precision thermometry. The role focuses on laser-based interrogation, frequency locking, and frequency comb-enabled measurement techniques for field-deployable precision sensing. The position provides the opportunity to gain advanced experimental skills and research experience valuable for careers in academia, industry, or national laboratories. Based on the candidate’s experience, the position can be extended to a research scientist.

Project details:

Temperature is one of the most widely measured physical properties and is essential across nearly all scientific and technological fields. To meet the growing need for precise, accurate, and field-deployable temperature metrology, our team is developing an on-chip photonic thermometer that functions as both a sensor and a deployable primary temperature standard. This self-calibrated device offers a transformative alternative to legacy resistance thermometers and has the potential to redefine how temperature is realized and disseminated worldwide.

Key responsibilities:

• Development of advanced photonic readout methods for sensing applications, including:
  • Laser spectroscopy
  • Frequency locking techniques applied to nanophotonic systems
  • Optical frequency metrology methods for high-resolution measurements
• Implementation and optimization of experimental setups for photonic and thermometric measurements
• Data analysis, modeling, and interpretation to evaluate device performance and guide design improvements

Opportunities for candidate:

• Work on cutting-edge nanophotonics research with real-world metrology impact
• Shape new research directions and contribute to emerging programs
• Collaborate with a multidisciplinary team of scientists and engineers
• Submit invention disclosures and patent applications
• Publish in leading scientific journals and present at technical conferences

Desired qualifications:

• U.S. citizenship is strongly preferred
• Ph.D. or equivalent experience in natural sciences, engineering, or related fields
• Innovative thinking and strong experimental skills
• Ability to work both independently and collaboratively
• Effective written and oral communication skills
• Prior hands-on experience in one or more of the following areas:
  • Laser spectroscopy
  • Frequency locking and stabilization
  • Frequency combs
• Applicants with strengths in optical readout, laser systems, or frequency comb-based metrology are encouraged to apply.

Please upload the following (preferably in a single PDF) with your application:

• CV/Resume

Privacy Act Statement

Authority: 15 U.S.C. § 278g-1(e)(1) and (e)(3) and 15 U.S.C. § 272(b) and (c)

Purpose: The National Institute for Standards and Technology (NIST) hosts the Professional Research Experience Program (PREP) which is designed to provide valuable laboratory experience and financial assistance to undergraduates, post-bachelor’s degree holders, graduate students, master’s degree holders, postdocs, and faculty.

PREP is a 5-year cooperative agreement between NIST laboratories and participating PREP Universities to establish a collaborative research relationship between NIST and U.S. institutions of higher education in the following disciplines including (but may not be limited to) biochemistry, biological sciences, chemistry, computer science, engineering, electronics, materials science, mathematics, nanoscale science, neutron science, physical science, physics, and statistics. This collection of information is needed to facilitate administrative functions of the PREP Program.

Routine Uses: NIST will use the information collected to perform the requisite reviews of the applications to determine eligibility, and to meet programmatic requirements. Disclosure of this information is also subject to all the published routine uses as identified in the Privacy Act System of Records Notices: NIST-1: NIST Associates.

Disclosure: Furnishing this information is voluntary. When you submit the form, you are indicating your voluntary consent for NIST to use of the information you submit for the purpose stated.

• Announcement and Application

This position is part of the National Institute of Standards (NIST) Professional Research Experience (PREP) program. National Institute of Standards (NIST) Professional Research Experience (PREP) program invites applicants in support of integrated photonic sensors and standards. NIST recognizes that its research staff may wish to collaborate with researchers at academic institutions on specific projects of mutual interest, thus requires that such institutions must be the recipient of a PREP award. The PREP program requires staff from a wide range of backgrounds to work on scientific research in many areas. Employees in this position will perform technical work that underpins the scientific research of the collaboration.

RESEARCH TITLE: Researcher in Integrated Photonic Sensors and Standards

The Quantum Measurement Division’s Applied Electrical Metrology Group at NIST is seeking for a highly motivated researcher to support the development of next-generation integrated photonics-based thermal transfer standards. At NIST, you will gain research experience and measurement skills that are highly valuable for a career in academia, industry, or a national laboratory.

Project details:

We are developing the next-generation photonic integrated circuit (PIC) based ac-dc voltage transfer standard (PTTS). This chip-scale device combines a conventional ac-dc transfer standard technology and ultra-sensitive nanophotonic thermometry. By leveraging recent advances in nanofabrication, photonics, optical frequency metrology, and ac-dc difference measurements, the PTTS chip aims to exceed the metrological performance of conventional thermal transfer standards and overcome fundamental limitations of legacy technology.
Our research spans two complementary domains:
1. Integrated photonics: Design, fabrication, and characterization of novel PIC-based devices for sensing applications.
2. Optical frequency metrology: Development of new optical read-out strategies based on laser locking, spectroscopy, and frequency comb-based techniques for high-resolution optical readout and robust measurement solutions for the field.
We encourage applicants with expertise in either domain to apply. The position will be tailored to the candidate’s strengths and interests.

Key responsibilities (varied, based on candidate’s expertise):

• Development of new photonic readout methods for sensing applications
• Laser spectroscopy and frequency locking to nanophotonic systems
• Optical frequency metrology for nanophotonic applications
• Design, nanofabrication, and characterization of integrated photonic devices

The candidate will have the opportunity:

• Work on cutting-edge nanophotonics science and technology projects
• Play an active role in defining new research directions and programs
• Be a member of a multidisciplinary collaborative team of scientists
• Submit project-related invention disclosures and patent applications
• Publish in prestigious scientific journals and present at technical conferences

Desired qualifications:

• US Citizen Preferred
• Ph.D. or equivalent experience in natural sciences, engineering, or related fields
• Innovative thinking and the ability to conduct research both independently and collaboratively
• Hands-on experimental skills and a desire to develop new research capabilities
• Effective written and oral communication skills
• Prior hands-on experience in one or more of the following areas:
• Laser spectroscopy
• Frequency combs
• Integrated photonics
• Micro-/nanofabrication

Please upload the following (preferably in a single PDF) with your application:

• CV/Resume

Privacy Act Statement

Authority: 15 U.S.C. § 278g-1(e)(1) and (e)(3) and 15 U.S.C. § 272(b) and (c)

Purpose: The National Institute for Standards and Technology (NIST) hosts the Professional Research Experience Program (PREP) which is designed to provide valuable laboratory experience and financial assistance to undergraduates, post-bachelor’s degree holders, graduate students, master’s degree holders, postdocs, and faculty.

PREP is a 5-year cooperative agreement between NIST laboratories and participating PREP Universities to establish a collaborative research relationship between NIST and U.S. institutions of higher education in the following disciplines including (but may not be limited to) biochemistry, biological sciences, chemistry, computer science, engineering, electronics, materials science, mathematics, nanoscale science, neutron science, physical science, physics, and statistics. This collection of information is needed to facilitate administrative functions of the PREP Program.

Routine Uses: NIST will use the information collected to perform the requisite reviews of the applications to determine eligibility, and to meet programmatic requirements. Disclosure of this information is also subject to all the published routine uses as identified in the Privacy Act System of Records Notices: NIST-1: NIST Associates.

Disclosure: Furnishing this information is voluntary. When you submit the form, you are indicating your voluntary consent for NIST to use of the information you submit for the purpose stated.

• Announcement and Application

This position is part of the National Institute of Standards (NIST) Professional Research Experience (PREP) program. National Institute of Standards (NIST) Professional Research Experience (PREP) program invites applicants in support of applied AI for economic systems science. NIST recognizes that its research staff may wish to collaborate with researchers at academic institutions on specific projects of mutual interest, thus requires that such institutions must be the recipient of a PREP award. The PREP program requires staff from a wide range of backgrounds to work on scientific research in many areas. Employees in this position will perform technical work that underpins the scientific research of the collaboration.

The position is in the Applied Economics Office (AEO), a part of the Engineering Laboratory (EL) at NIST, which provides economic products and services through research and consulting to industry and government agencies in support of productivity enhancement, economic growth, and international competitiveness, with a focus on improving the life-cycle quality and economy of constructed facilities and manufacturing processes that support social and economic functions. AEO is integrated within EL’s major research thrusts. AEO delivers high quality research and tool development that informs and assists stakeholders in their decision-making processes. The position will collaborate directly with the software development team in EL’s ELDST (Engineering Laboratory Data, Security, & Technology) that oversees AEO’s software development projects. Research Title is Performance and efficacy of machine learning and artificial intelligence implementation in economics and life cycle system science decision support

The work will entail:

We are looking for a computer scientist (US citizen preferred) to join our team in researching the performance and efficacy of machine learning and artificial intelligence (large language models – LLMs) across a variety of both research-oriented and public-facing software applications using standardized science-based metrics. The initial focus is on developing LLM-based outputs, and comparing their performance relative to manually developed outputs, including drafting annotated bibliographies and literature reviews, writing code, web applications that incorporate LLMs to enhance capabilities, and LLM-based web applications.

The ideal candidate will have a strong background in integrating LLM APIs, React, and front-end programming, and will be responsible for transforming models into usable APIs or integrated tools for production. They will also be responsible for monitoring, troubleshooting and enhancing model efficiency and scalability. The candidate should also be well versed in handling data preprocessing, and analysis for model training. The candidate should be aware of various prompt engineering techniques,
implementing intelligent prompt caching (e.g., Redis), understanding of vector stores (e.g., Pinecone), and efficient token management. The candidate should have knowledge of implementing AI security protocols, including guardrails and techniques to prevent prompt injection. The candidate should also have a working knowledge of RAG (Retrieval Augmented Generation). Additional research tasks may be assigned based on candidate’s skillset and priorities. Research Title is Performance and efficacy of machine learning and artificial intelligence implementation in economics and life cycle system science decision support.

Key responsibilities will include but are not limited to:

• Develop user interfaces for web application
• Assist with special software development projects as assigned
• Write and implement efficient code
• Document code and publish on GitHub
• Work closely with other developers
• Statistically compare performance across code and tool designs
• Draft manuscripts documenting the methodology and results

Qualifications:

• US Citizen Preferred
• Master’s degree in Computer Science or related field
• At least 2 years of professional experience
• At least 1 year as development team lead for at least one web application using the software stacks listed below
• Experience with state management in React (RxJS)
• Experience working on cloud technologies (AWS, Azure)
• Working knowledge of RAG (Retrieval Augmented Generation)
• Proficient with integrating one or more LLMs into applications (e.g., OpenAI, Gemini, Llama)
• Proficient with HTML, CSS, Typescript, React, and Python
• Proficient using any UI Component libraries (e.g., Ant Design, Material UI, etc.)
• Proficient with Node.js
• Working knowledge of building quick prototypes using Streamlit (or similar) and LLMs
• Proficient with JSON
• Proficient with Vite, Nginx, GitHub, Docker, and Portainer
• GPU programming or data visualization experience a plus
• Evidence of strong oral and written communication skills, including authorship on at least 2 technical publications)
• Strong logical thinking and problem solving
• Excellent attention to detail

Please upload the following (preferably in a single PDF) with your application:

• CV/Resume

Privacy Act Statement

Authority: 15 U.S.C. § 278g-1(e)(1) and (e)(3) and 15 U.S.C. § 272(b) and (c)

Purpose: The National Institute for Standards and Technology (NIST) hosts the Professional Research Experience Program (PREP) which is designed to provide valuable laboratory experience and financial assistance to undergraduates, post-bachelor’s degree holders, graduate students, master’s degree holders, postdocs, and faculty.

PREP is a 5-year cooperative agreement between NIST laboratories and participating PREP Universities to establish a collaborative research relationship between NIST and U.S. institutions of higher education in the following disciplines including (but may not be limited to) biochemistry, biological sciences, chemistry, computer science, engineering, electronics, materials science, mathematics, nanoscale science, neutron science, physical science, physics, and statistics. This collection of information is needed to facilitate administrative functions of the PREP Program.

Routine Uses: NIST will use the information collected to perform the requisite reviews of the applications to determine eligibility, and to meet programmatic requirements. Disclosure of this information is also subject to all the published routine uses as identified in the Privacy Act System of Records Notices: NIST-1: NIST Associates.

Disclosure: Furnishing this information is voluntary. When you submit the form, you are indicating your voluntary consent for NIST to use of the information you submit for the purpose stated.

• Announcement and Application