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

$108,840 Annually

Job Description

We are seeking a Postdoctoral Researcher to develop resonance ionization mass spectrometry (RIMS) including establishing a new RIMS instrument for nuclear forensics and cosmochemistry. You will use your problem-solving skills to find solutions to challenging questions, as well as build and tinker with complex instruments. In addition to RIMS, we have a suite of state-of-the-art mass spectrometers and microanalytical instruments such as SIMS, SEM, EPMA that are available for your independent research. The LLNL RIMS lab is part of a new NASA Planetary Science Enabling Facility that hosts researchers analyzing extraterrestrial materials such as meteorites. This position is in the Trace Isotope and Element Signatures Group in the Nuclear and Chemical Sciences Division, within the Physical and Life Sciences Directorate.

You will

Work with a team to establish and commission a new generation of RIMS instruments.Develop and apply new methods of isotopic and elemental analysis for application to nuclear forensics and cosmochemistry.Find and develop new applications for RIMS; for example laser spectroscopy, environmental chemistry, isotope geology.Conduct analysis of real-world and simulated materials to demonstrate new capabilities, communicate those results in written reports and presentations.Help to improve and maintain current and future RIMS instruments and laser systems.Publish research results in peer-reviewed scientific or technical journals.Present results at external conferences, seminars, and/or technical meetings.Perform other duties as assigned. Qualifications Ability to secure and maintain a U.S. DOE Q-level security clearance, which requires U.S. Citizenship.PhD in physical chemistry, experimental physics, analytical chemistry, or related field.Experience in one or more of the following: laser systems, ion sputtering and/or laser ablation, ion optical systems, and data acquisition systems.Experience in designing and/or building laboratory equipment.Familiarity with the field of mass spectrometry and understanding of the current state of knowledge in this field.Ability to develop independent research projects as demonstrated through publication of peer-reviewed literature.Ability as an innovative experimentalist with experience in experimental design, techniques, and execution, and the ability to work independently as well as in multidisciplinary research teams.Proficient written and verbal communication skills necessary to deliver presentations and prepare written publications, and reports.

Qualifications We Desire

Experience preparing and analyzing environmental and anthropogenic samples for radionuclides and stable isotopes ranging in concentrations from trace to high-level.Publication record in peer-reviewed literature with experience presenting research results to a large audience.Experience in statistical analysis applied to uncertainty quantification.Experience programming in Python or a similar environment for hardware control, data acquisition, or data analysis. Additional Information

#LI-Hybrid

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?

Included in 2024 Best Places to Work by Glassdoor!Flexible Benefits Package401(k)Relocation AssistanceEducation Reimbursement ProgramFlexible schedules (*depending on project needs)Inclusion, Diversity, Equity and Accountability (IDEA) - visit https://www.llnl.gov/diversityOur core beliefs - visit https://www.llnl.gov/diversity/our-values Employee engagement - visit https://www.llnl.gov/diversity/employee-engagement

Security Clearance

This position requires a Department of Energy (DOE) Q-level clearance.  If you are selected, we will initiate a Federal background investigation to determine if you meet eligibility requirements for access to classified information or matter. Also, all L or Q cleared employees are subject to random drug testing.  Q-level clearance requires U.S. citizenship. 

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.

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