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Research Scientist - Application Engineering

Date: Sep 5, 2022

Location: Oak Ridge, TN, US, 37830

Company: Oak Ridge National Laboratory

Requisition Id 8421 


Oak Ridge National Laboratory (ORNL) is the United States Department of Energy's largest science and energy laboratory tasked to provide the United States government agencies and departments with technology and expertise to support national and homeland security needs.


Our diverse capabilities span scientific and engineering disciplines, enabling the Laboratory to explore fundamental science challenges and to carry out the research needed to accelerate the delivery of solutions to the marketplace.


We invite applications for the position of Research Scientist in the Applications Engineering group within the Computer Science and Mathematics Division.


The Application Engineering group is tasked with engineering the next generation of scientific software to meet the quality, performance, reliability, trustworthiness, and usability requirements needed to fulfill our mission of scientific discovery. We are committed to the notion that excellence in science requires excellence in software, and actively investigate and adopt techniques and tools that will ensure that software developed by our group is of the highest standard.


Job Duties and Responsibilities:

  • Apply software engineering skills in order to undertake original scientific research
  • Contribute to the development of open source software on scientific projects
  • Deploy, maintain, and support scientific applications using a variety of platforms in support of scientific projects.
  • Work closely with stakeholders to meet their software requirements, address bugs, and achieve their scientific goals.
  • Contribute to and lead original research including software development, scientific papers, reports and other artifacts.
  • Coordinate, lead, and act as a representative of the Laboratory in international collaborations related to scientific software.
  • Act as a mentor for project members, junior staff, post-graduates, and students to help them grow.


Basic Qualifications Required:

  • ­A Ph.D. in computer science or a related field.
  • 2+ years of postdoctoral experience in modern object-oriented programming languages including C++, Java or Python


Preferred Requirements:

  • Experience with Agile software development practices
  • Good understanding of version control systems like Git, and knowledge of other software engineering practices.
  • Excellent communication and writing skills
  • The ability to work on a team in a dynamic group environment with regular deadlines
  • Knowledge of, and a willingness to employ, best practice software engineering techniques, and participate in collaborative software development.
  • Prior experience developing or contributing to large, complex software systems.
  • Experience using multiple languages, including the following: C/C++, Java, JavaScript, Python.
  • Activity within the broader open-source software community would be looked upon favorably, but is not required.
  • Regularly making presentations or leading tutorials at relevant conferences.
  • A track-record in developing detailed documentation in multiple formats and experience with documentation generation using tools like Javadoc and Doxygen.


Code Sample:

An open-source code sample that may be used for evaluation purposes will be required later in the application process. Your code sample should be related in some way to the subject of this post. It should be object-oriented, contain five or more classes, show a sophisticated understanding of the project and be your sole work to a very high degree (>95%). Code samples will need to be made available on GitHub or a similar sharing platform.


ORNL Ethics and Conduct:

As a member of the ORNL scientific community, you will be expected to commit to ORNL's Research Code of Conduct. Our full code of conduct, and a statement by the Lab Director's office can be found here:


Benefits at ORNL:  

UT Battelle offers an exceptional benefits package to include matching 401K, Pension Plan, Paid Vacation and Medical / Dental plan. Onsite amenities include Credit Union, Medical Clinic and free Fitness facilities.   



UT Battelle offers a wide range of relocation benefits for individuals and families to make it easier to come and work here. If you are invited to interview, please ask your Recruiter about relocating with ORNL. 




This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or hired.

We accept Word (.doc, .docx), Adobe (unsecured .pdf), Rich Text Format (.rtf), and HTML (.htm, .html) up to 5MB in size. Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment.

If you have trouble applying for a position, please email

ORNL is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply.  UT-Battelle is an E-Verify employer.

Nearest Major Market: Knoxville