Computing Software Engineer; Scientist

What You Will Do

The Eulerian Codes Group (XCP-2) seeks exceptionally skilled candidates to develop and optimize cutting‑edge algorithms for massively parallel multi‑physics codes on heterogeneous high‑performance computing platforms. XCP‑2 staff span a wide range of computational physics disciplines, including software engineering, numerical fluid and solid mechanics, materials science, radiation hydrodynamics, plasma physics, turbulence, magneto hydrodynamics, high explosives, nuclear physics and engineering, and neutral and charged particle transport.

Key responsibilities include research and development of applied physics and engineering models; implementation of these methods into production codes using best software‑development practices; testing and validation of the methods; and education and support for users adopting these methods.

• Technical Knowledge
  :
  Demonstrated professional knowledge in software modernization and performance optimization.
• High Performance Computing
  :
  Experience with massively parallel numerical development and simulation, and deployment of algorithms to heterogeneous computing architectures.
• Software Engineering & Design
  :
  Proven proficiency with modern C++; experience in Fortran and C, development of multi‑physics scientific codes, and software‑engineering practices and user support is preferred.
• Collaboration
  :
  Ability to function effectively in a team environment, willingness to learn new skills, and professional conduct in interactions with co‑workers and supervisors.
• Mentorship
  :
  Experience mentoring students, postdocs, and/or junior staff.
• Education/Experience
  :
  Bachelor’s degree in a STEM field from an accredited institution and at least 4 years of related experience, or equivalent experience directly related to the occupation.

• Advanced degree (MS or PhD) in applied mathematics, physics, engineering or a related field.
• DOE Q Clearance.
• Experience in C++ template metaprogramming and compile‑time programming techniques, and deep knowledge of C++ standards.
• Experience with LANL’s mission and research environment, including impact on programmatic deliverables for the nuclear weapons program.

The position is onsite at Los Alamos, NM. All work locations are at the discretion of management.

Regular appointment employees are required to serve a period of continuous service in their current position in order to be eligible to apply for posted jobs throughout the Laboratory. If an employee has not served the time required, they may only apply for Laboratory jobs with the documented approval of their Division Leader. The position commitment for this role is 1 year.

Los Alamos National Laboratory is an equal opportunity employer. All employment practices are based on qualification and merit, without regard to protected categories such as race, color, national origin, ancestry, religion, age, sex, gender identity, sexual orientation, marital status or spousal affiliation, physical or mental disability, medical conditions, pregnancy, status as a protected veteran, genetic information, or citizenship within the limits imposed by federal, state, and local laws and regulations.

The Laboratory is also committed to making our workplace accessible to individuals with disabilities and will provide reasonable accommodations, upon request, for individuals to participate in the application and hiring process.

Due to federal restrictions contained in the current National Defense Authorization Act, citizens of the People’s Republic of China (including Hong Kong and Macau), the Islamic Republic of Iran, the Democratic People’s Republic of Korea (North Korea), and the Russian Federation who are not lawful permanent residents (green card holders) are prohibited from accessing facilities that support the mission, functions, and operations of national security laboratories and nuclear weapons production facilities, including Los Alamos National Laboratory.