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 Laboratorys mission.
Pay Range
$132810 - $204636
$132810 - $170556 Annually for the SES.2 level
$159330 - $204636 Annually for the SES.3 level
Please note that the pay range information is a general guideline only. Many factors are taken into consideration when setting starting pay including education experience the external labor market and internal equity.
Job Description
We have an opening for a Computational Mechanics Code Developer. You will create or adapt state-of-the-art computational mechanics algorithms ensure the fidelity and performance of their implementation and support their usage by multiple teams on demanding classes of problems. This position is in the Computational Engineering Division (CED) within the Engineering Directorate. CED provides support to Strategic Deterrence (SD) Programs.
This position will be filled at eitherlevel based on knowledge and related experience as assessed by the responsibilities (outlined below) will be assigned if hired at the higher level.
In this roleyou will
Create or identify state-of-the-art computational mechanics algorithms that extend modeling capabilities implement software suitable for high-performance computers and document their verification.
Establish expertise in using one or more finite element-based simulation tools such as ParaDyn Diablo or ALE3D.
Evaluate algorithms for current and future problem classes developing a body of experience with which to guide users and establish strategies for future improvements.
Proactively interact with users to assess software performance and provide solutions for moderately complex issues of modeling or software errors.
Adapt software development and QA practices and contribute to their continuous improvement.
Document efforts in technical reports publish papers in peer-reviewed journals and present results at scientific meetings and conferences.
Contribute to technical practices and mechanical and structural systems with internal and external collaborators.
Perform other duties as assigned.
Additional job responsibilities at the SES.3 level
Lead teams in the development implementation and application of new methods in one or more of the following areas:
Problems of interest in manufacturing.
Methods which employ multi-scale and multi-simulation models which may include Machine Learning/AI.
Methods which leverage emerging compute hardware (e.g. GPUs) and related computer science programming paradigms to enable highly efficient and scalable simulations.
Qualifications
Ability to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship.
PhD in Engineering or Computational Mechanics preferably with an emphasis in solid mechanics or an equivalent combination of education and experience.
Proficiency in C/C++ or Fortran programming.
Significant knowledge in at least one of the following topical areas: advanced spatial discretization for large deformation response advanced representations of nonlinear response for metals or other material classes coupled multi-physics simulation including thermal-structural and/or fluid-structural interaction additive manufacturing numerical methods for fracture.
Experience conducting independent research.
Proficient verbal and written communication skills necessary to effectively collaborate in a team environment and present and explain technical information.
Ability to travel.
Additional qualifications at the SES.3 level
Significant experience in academic industrial or national-laboratory settings with a lead role in the development of computational mechanics algorithms and applications.
Comprehensive knowledge of computational mechanics in particular the theory and application of finite element methods for nonlinear mechanics problems including but not limited to solid mechanics and heat transfer.
Qualifications We Desire
Familiarity with finite element methods as applied to computational mechanics.
Experience with software implementations on parallel systems and heterogenous architectures.
Knowledge of constitutive model development for traditional and non-traditional solids.
Familiarity with machine learning/ deep learning programming frameworks (PyTorch tensor flow etc.). Proficiency in Fortran.
Familiarity with some commercial codes such as flow3d Ansys Abaqus especially with regards to Additive Manufacturing simulations.
Additional Information
#LI-Onsite
Position Information
This is a Career Indefinite position open to Lab employees and external candidates.
Why Lawrence Livermore National Laboratory?
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This position requires a Department of Energy (DOE) Q-level clearance.If you are selected wewill initiate a Federal background investigation to determine if youmeet 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.
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