Senior Research Software Engineer (Hybrid Eligible)

Date: Sep 15, 2023

Location: Oak Ridge, TN, US, 37830

Company: Oak Ridge National Laboratory

Requisition Id 10230 


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 Senior Research Software Engineer in the Software Engineering Group within the Computer Science and Mathematics Division.


The Software Engineering group focuses on engineering the next generation of high-quality scientific software.  Our group innovates and inspires the next generation of cutting-edge scientific software, thus enabling Oak Ridge National Laboratory (ORNL) to host the world’s premier scientific software engineering group and transform science with software-defined solutions that are reliable, usable, and trustworthy.


Job Duties and Responsibilities:

  • Contribute to and lead original research including software development, scientific papers, reports and other artifacts.
  • Lead planning and major development efforts on scientific software projects.
  • Lead or collaborate on proposals related to the application of computing in scientific domains.
  • Coordinate, lead, and act as a representative of the Laboratory in national and international collaborations related to scientific software.
  • Work closely with stakeholders to meet their software requirements and achieve their scientific goals.
  • Act as a mentor for project members, junior staff, post-graduates, and students to help them grow.
  • Participate in developing the strategic direction of research software engineering at ORNL.


Basic Requirements:

  • A minimum of a BS degree and 8+ years of experience or an MS degree and 7+ years of experience, or a Ph.D. and 4+ years of experience. Your degree should be in computer science or a scientific or technical field.
  • Experience with modern object-oriented programming languages including C++, Java or Python.
  • Software development experience in computational science, engineering, computer science, or applied math.


Preferred Requirements:

  • MS degree or PhD preferred.
  • Experience with software development methodologies, such as version control systems like Git and Subversion and knowledge of UML.
  • Excellent communication and writing skills
  • The ability to work on a team in a dynamic group environment as the team meets daily, practices Continuous Integration, collaborates on the source code and has regular deadlines.
  • Prior experience developing or contributing to large, complex software systems.
  • Experience using multiple languages, including the following: C/C++, Java, JavaScript, Python. Applicants with experience only in Fortran will not be considered.
  • Activity within the broader open-source software community would be looked upon favorably, but is not required.
  • Regular presentations or 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 or coding exercise for evaluation purposes will be required during the application process. Your code sample should be related in some way to the subject of this post and be your sole work to a very high degree (>95%). Ideally, the code sample would be made available on GitHub or a similar sharing platform, although submissions by email are fine too.


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:  

ORNL offers competitive pay and benefits programs to attract and retain talented people. The laboratory offers many employee benefits, including medical and retirement plans and flexible work hours, to help you and your family live happy and healthy. Employee amenities such as on-site fitness, banking, and cafeteria facilities are also provided for convenience.


Other benefits include: Prescription Drug Plan, Dental Plan, Vision Plan, 401(k) Retirement Plan, Contributory Pension Plan, Life Insurance, Disability Benefits, Generous Vacation and Holidays, Parental Leave, Legal Insurance with Identity Theft Protection, Employee Assistance Plan, Flexible Spending Accounts, Health Savings Accounts, Wellness Programs, Educational Assistance, Relocation Assistance, Pet Insurance and Employee Discounts.




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