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Stable Isotope Incorporation and Soil Microbial Communities - Academic Graduate Appointee

Livermore, United States
Full-Time

We have an opening for an Academic Graduate Appointee to test the influence of different carbon substrates on microbial growth and mortality in soil environments. You will conduct high-throughput isotope-targeted substrate addition incubations using California soil samples. Responsibilities will include molecular biology tasks such as monitoring soil incubations, isotope tracing into nucleic acids, and basic data analysis, along with extracting nucleic acids for processing on LLNL’s High Throughput SIP robotic pipeline. Additionally, you will analyze soil samples for physicochemical characteristics and participate in field campaigns to collect samples, working within the Environmental Isotope Systems group in the Nuclear and Chemical Sciences Division.

You will

  • Prepare and maintain high-throughput soil incubations with defined carbon additions.
  • Perform stable isotope probing targeted soil incubations.
  • Measure carbon dioxide efflux from soils.
  • Conduct soil molecular analyses and perform nucleic acid (DNA, RNA) extractions.
  • Participate in field sampling campaigns.
  • Correspond with collaborating researchers regarding sample processing and analysis, Manage sample and lab supplies inventory.
  • Present formal and informal overviews of results at group meetings and participate in publication.
  • Perform other duties as assigned.
  • A Bachelor’s degree in Biology, Environmental Science, Soil Science, Geochemistry, or related discipline.
  • Experience with isotope tracing studies of soil.
  • Experience with soil manipulation experiments.
  • Experience with soil processing for molecular work.
  • Experience with DNA/RNA extractions from soil.
  • Experience with mass spectroscopy.
  • Experience with chromatography.
  • Effective communication and interpersonal skills necessary to work in a collaborative research environment and to document and present research results.

Qualifications We Desire

  • Experience analyzing microbial community sequence data.
  • Experience with spectrophotometry.
  • Proficient in R package for statistical analyses.

#LI-Hybrid

Position Information

This is a one-year Academic Graduate Appointee, open to those who have been awarded a degree at the time of the employment offer.

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.

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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.

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