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Nuclear and Chemical Sciences Post College Appointee

Location: Livermore, CA
Category: Students & Faculty
Job ID: 102134
Job Code: 
Date Posted: 

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Science and Technology on a Mission!

For more than 60 years, the Lawrence Livermore National Laboratory (LLNL) has applied science and technology to make the world a safer place.

We have an opening for a  Post College Appointee (PCA) to perform analyses of low-level uranium and plutonium in environmental samples, which involves digestions, dissolutions and dilutions of a variety of sample types, and chemical purifications of uranium and plutonium in a clean-room laboratory.  Your work with isotopic compositions of the purified elements will be determined by multi-collector inductively coupled plasma mass spectrometry (MC-ICPMS).  This opportunity is in the Chemical and Isotopic Sciences group in the Nuclear and Chemicals Sciences Division (NACS) and will provide the experience to prepare you to successfully pursue advanced graduate studies. 
Essential Duties
- Digest, dissolve, quantitatively split and spike samples.
- Purify uranium, plutonium and other actinides from environmental matrices for analysis by MC-ICP-MS.
- Interact with NACS staff to perform these analyses for multiple programmatic sponsors.
- Keep an accurate and detailed laboratory notebook to ensure results are properly annotated and organized for reports. 
- Present formal and informal overviews of analytical process flow at group meetings. 
- Interact with and support Chemical and Isotopic Signatures group members and the principal investigator on multiple projects. 
- Perform other duties as assigned.
- A recent Bachelor’s degree in Geochemistry, Chemistry or related discipline. 
- Experience with sample digestion techniques using concentrated acids.
- Experience with selective extraction media and chromatographic separation methods. 
- Experience with clean room environments. 
- Experience with critical data record-keeping in a laboratory environment. 
- Effective communication and interpersonal skills necessary to work in a collaborative research environment and to document and present research results. 
  Desired Qualifications
- A recent Master's degree in Geochemistry, Chemistry or related discipline discipline.

Pre-Employment Drug Test:  External applicant(s) selected for this position will be required to pass a post-offer, pre-employment drug test.

Anticipated Clearance Level:  None.


Note:   This is a one-year Post College Appointee appointment.   Eligible candidates are recent graduates within two years of the month of the Bachelor's or Master's degree at the time of the employment offer.

About Us

Lawrence Livermore National Laboratory (LLNL), located in the San Francisco Bay Area (East Bay), is a premier applied science laboratory that is part of the National Nuclear Security Administration (NNSA) within the Department of Energy (DOE).  LLNL's mission is strengthening national security by developing and applying cutting-edge science, technology, and engineering that respond with vision, quality, integrity, and technical excellence to scientific issues of national importance.  The Laboratory has a current annual budget of about $1.5 billion, employing approximately 6,000 employees.


LLNL is an affirmative action/ equal opportunity employer. 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, protected veteran status, age, citizenship, or any other characteristic protected by law.

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