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Particle and Relativistic Heavy-Ion Physics - Postdoctoral Researcher

Company Description

Join us and make YOUR mark on the World!

Are you interested in joining some of the brightest talent in the world to strengthen the United States’ security? Come join Lawrence Livermore National Laboratory (LLNL) where our employees apply their expertise to create solutions for BIG ideas that make our world a better place.

We are committed to a diverse and equitable workforce with an inclusive culture that values and celebrates the diversity of our people, talents, ideas, experiences, and perspectives. This is important for continued success of the Laboratory’s mission.

Pay Range

$113,760 Annually

Job Description

We're looking for a Postdoctoral Researcher to conduct research in particle and heavy-ion physics. The group participates in the ATLAS, sPHENIX and ePIC experiments. You will support LLNL’s activities on sPHENIX, including commissioning, calibration and data analysis, and contributing to projects applying machine learning at the LHC. This position is in the Particle Physics group of the Nuclear and Chemical Sciences Division.

You will

  • Formulate research proposals for external and internal sponsors.
  • Contribute to the operation and data taking with sPHENIX.
  • Assist in the development of new experimental capabilities for sPHENIX.
  • Perform physics analysis of sPHENIX data.
  • Contribute to ongoing projects applying machine learning methods to the LHC.
  • Interact with the data scientists at the Laboratory to further the application of AI and ML techniques to nuclear and particle physics.
  • Publish research results in peer-reviewed scientific or technical journals and present results and external conferences, seminars, and/or technical meetings.
  • Perform other duties as assigned.

Qualifications

  • Ph.D. in Particle Physics, Nuclear Physics or related field.
  • Interest in applying machine learning methods to particle and nuclear physics.
  • Demonstrated record of outstanding research in particle or heavy-ion physics or a related field.
  • Proficiency in particle and/or relativistic heavy-ion physics including familiarity with major physical phenomena and fluency in modern experimental techniques.
  • Experience with complex data analysis and high-performance computing.
  • Experience with the operation and data taking of collider experiments.
  • Proficient verbal and written communication skills to collaborate effectively in a multi-disciplinary team environment and present and explain technical information.
  • Documented publication record in peer-reviewed literature with experience presenting research results to a large audience.

Qualifications We Desire

  • Familiarity with machine learning frameworks such as Tensorflow or Pytorch.
  • Extensive software development skills in C++ and/or python.
  • Familiarity with simulation and analysis tools such as ROOT, GEANT and Monte Carlo event generators.
  • Proficiency with statistical analysis including parameter inference and uncertainty quantification.

Additional Information

#LI-Hybrid

#PT

Position Information

This is a Postdoctoral appointment with the possibility of extension to a maximum of three years, open to those who have been awarded a PhD at time of hire date.

Why Lawrence Livermore National Laboratory?

Security Clearance

None required.  However, if your assignment is longer than 179 days cumulatively within a calendar year, you must go through the Personal Identity Verification process.  This process includes completing an online background investigation form and receiving approval of the background check.  (This process does not apply to foreign nationals.) 

Pre-Employment Drug Test

External applicant(s) selected for this position must pass a post-offer, pre-employment drug test. This includes testing for use of marijuana as Federal Law applies to us as a Federal Contractor.

Wireless and Medical Devices

Per the Department of Energy (DOE), Lawrence Livermore National Laboratory must meet certain restrictions with the use and/or possession of mobile devices in Limited Areas. Depending on your job duties, you may be required to work in a Limited Area where you are not permitted to have a personal and/or laboratory mobile device in your possession.  This includes, but not limited to cell phones, tablets, fitness devices, wireless headphones, and other Bluetooth/wireless enabled devices.  

If you use a medical device, which pairs with a mobile device, you must still follow the rules concerning the mobile device in individual sections within Limited Areas.  Sensitive Compartmented Information Facilities require separate approval. Hearing aids without wireless capabilities or wireless that has been disabled are allowed in Limited Areas, Secure Space and Transit/Buffer Space within buildings.

How to identify fake job advertisements

Please be aware of recruitment scams where people or entities are misusing the name of Lawrence Livermore National Laboratory (LLNL) to post fake job advertisements. LLNL never extends an offer without a personal interview and will never charge a fee for joining our company. All current job openings are displayed on the Career Page under “Find Your Job” of our website. If you have encountered a job posting or have been approached with a job offer that you suspect may be fraudulent, we strongly recommend you do not respond.

To learn more about recruitment scams: https://www.llnl.gov/sites/www/files/2023-05/LLNL-Job-Fraud-Statement-Updated-4.26.23.pdf

Equal Employment Opportunity

We are an equal opportunity employer that is committed to providing all with a work environment free of discrimination and harassment. All qualified applicants will receive consideration for employment without regard to race, color, religion, marital status, national origin, ancestry, sex, sexual orientation, gender identity, disability, medical condition, pregnancy, protected veteran status, age, citizenship, or any other characteristic protected by applicable laws.

We invite you to review the Equal Employment Opportunity posters which include EEO is the Law and Pay Transparency Nondiscrimination Provision.

Reasonable Accommodation

Our goal is to create an accessible and inclusive experience for all candidates applying and interviewing at the Laboratory.  If you need a reasonable accommodation during the application or the recruiting process, please use our online form to submit a request. 

California Privacy Notice

The California Consumer Privacy Act (CCPA) grants privacy rights to all California residents. The law also entitles job applicants, employees, and non-employee workers to be notified of what personal information LLNL collects and for what purpose. The Employee Privacy Notice can be accessed here.

Average salary estimate

$113760 / YEARLY (est.)
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$113760K
$113760K

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What You Should Know About Particle and Relativistic Heavy-Ion Physics - Postdoctoral Researcher, LLNL

Are you passionate about particle and relativistic heavy-ion physics? Lawrence Livermore National Laboratory (LLNL) is looking for a Postdoctoral Researcher to join our dedicated team in Livermore, CA! In this exciting role, you'll dive into groundbreaking research, contributing to our participation in major experiments such as ATLAS, sPHENIX, and ePIC. As part of the Particle Physics group in our Nuclear and Chemical Sciences Division, you'll play a crucial role in commissioning, calibrating, and analyzing data from the sPHENIX experiment. We're particularly excited about your interest in machine learning techniques as they relate to high-energy physics, making this an ideal position for someone eager to explore innovative applications at the LHC. Not only will you be formulating research proposals and enhancing experimental capabilities, but you'll also engage with data scientists to apply AI and ML methods in our research. At LLNL, we value diversity and inclusivity, and you're invited to bring your unique perspectives to our collaborative environment. With the chance to publish your work in prestigious journals and present at conferences, this position is a fantastic opportunity to elevate your career while making a significant impact in the scientific community. Come join us, and let's make the world a better place together!

Frequently Asked Questions (FAQs) for Particle and Relativistic Heavy-Ion Physics - Postdoctoral Researcher Role at LLNL
What are the main responsibilities of a Postdoctoral Researcher at Lawrence Livermore National Laboratory?

As a Postdoctoral Researcher at Lawrence Livermore National Laboratory, your primary responsibilities will include formulating research proposals, contributing to the operation and data collection of the sPHENIX experiment, and analyzing physics data. You will also assist in the development of new experimental capabilities and share your findings by publishing in peer-reviewed journals and presenting at conferences.

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What qualifications do I need to apply for the Postdoctoral Researcher position at LLNL?

To qualify for the Postdoctoral Researcher position at Lawrence Livermore National Laboratory, candidates must possess a Ph.D. in Particle Physics, Nuclear Physics, or a related field. Additionally, experience in complex data analysis, proficiency in high-performance computing, and demonstrated research in particle or heavy-ion physics are important. Familiarity with machine learning frameworks and tools is a plus.

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What type of research projects will I work on as a Postdoctoral Researcher at LLNL?

In this role, you will engage in research projects associated with particle and relativistic heavy-ion physics, including participation in experiments like sPHENIX. Your work will involve applying machine learning methods to data analysis and collaboration with data scientists, promising an exciting opportunity to push the boundaries of current scientific understanding.

Join Rise to see the full answer
Is there a requirement for security clearance for the Postdoctoral Researcher position at LLNL?

No, there is no security clearance required for the Postdoctoral Researcher position at Lawrence Livermore National Laboratory. However, if your assignment exceeds 179 days within a calendar year, you will need to undergo the Personal Identity Verification process, which includes a background check.

Join Rise to see the full answer
How does LLNL support diversity and inclusion in the workplace?

Lawrence Livermore National Laboratory is committed to fostering an inclusive culture that values diversity in all its forms. The laboratory's Equal Employment Opportunity initiatives ensure that all employees and applicants have access to a work environment free of discrimination, allowing for diverse perspectives and talents to shine in research and collaborative efforts.

Join Rise to see the full answer
Common Interview Questions for Particle and Relativistic Heavy-Ion Physics - Postdoctoral Researcher
Can you explain your research experience in particle or heavy-ion physics?

When answering this question, focus on specific projects you've undertaken, the methodologies you employed, and any significant findings. Highlight your role in these projects and how they contribute to the field, demonstrating both your technical skills and your passion for the subject.

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How do you approach the application of machine learning to data analysis in physics?

Discuss your familiarity with machine learning frameworks like TensorFlow or PyTorch and detail any projects where you've successfully integrated these tools into data analysis. Emphasize your problem-solving skills and your innovative approaches to using AI in scientific research.

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What experience do you have with complex data analysis and high-performance computing?

Provide examples of your work with data analysis, focusing on the challenges you've faced and the tools you've used, such as simulation software like ROOT or GEANT. Explain how you have applied high-performance computing to enhance your research outcomes.

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Can you describe a successful collaboration you’ve had with a multidisciplinary team?

Choose a specific example where you worked with experts from different backgrounds. Discuss the project's objectives, your role, and how effective communication led to successful outcomes, highlighting your teamwork and collaboration skills.

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What are the most important factors to consider when publishing in peer-reviewed journals?

Talk about the significance of thorough methodology, clear data presentation, and adherence to journal guidelines. Mention the importance of ethical considerations, including transparency in your research, and how you choose the right journal for your work.

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How do you stay current with advancements in particle physics?

Share your strategies for staying informed, such as reading scientific journals, attending conferences, and networking with peers. Emphasize your commitment to continuous learning and professional development in the fast-paced field of particle physics.

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What are your long-term career goals in research?

Outline your aspirations, focusing on how they align with LLNL's mission. Discuss your commitment to advancing the field of particle physics and your interest in contributing to significant projects in this arena while also expressing a desire for collaborative research opportunities.

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How would you handle a situation where experiments do not yield expected results?

Explain your analytical approach to troubleshooting experiments, emphasizing your resilience and adaptability. Talk about the importance of evaluating data, reassessing methodologies, and learning from outcomes to advance scientific understanding.

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What software development skills do you possess relevant to this role?

Detail your experience with programming languages like C++ and Python. Provide examples of software projects you've completed related to data analysis or simulation, showcasing your ability to contribute to the technical aspects of research.

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What contributions do you believe you can make to the LLNL team as a Postdoctoral Researcher?

Discuss your unique skills and experiences that align with LLNL's needs, including your research expertise, innovation in applying machine learning in particle physics, and your commitment to collaboration. Highlight how you can help advance the laboratory's objectives through your work.

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Established in 1952 and headquartered in Livermore, California, The Lawrence Livermore National Laboratory (LLNL) is a scientific research laboratory founded by the University of California. The laboratory is primarily funded by the United States ...

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December 11, 2024

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