Senior Scientific Software Engineer (Fed Gov, HPC)

Location: Remote within the United States; role associated with Albuquerque, NM

Company

hirify.global is an employee-owned technical services company working on energy transition, infrastructure resilience, digital transformation, sustainability, mining, and water systems.

What you will do

• Sustain, analyze, and modernize scientific software, including legacy systems, for a large National Laboratory.
• Refactor code to improve portability, efficiency, maintainability, and stability.
• Support conceptual, process, and numerical computational modeling.
• Debug, profile, benchmark, and assess software performance and scalability on Linux and HPC systems.
• Support HPC workflows, job schedulers, reproducible builds, and scientific data workflows.
• Apply software quality, testing, verification and validation, documentation, and applicable Nuclear Quality Assurance NQA-1 requirements.

Requirements

• Master’s degree in computer science, engineering, environmental science, mathematics, physics, or a related discipline, plus at least 5 years of relevant experience; alternatively, a related bachelor’s degree plus at least 10 years of relevant experience.
• At least one project within the 5 years preceding the response deadline combining computational modeling and software development in a regulated, safety-critical, high-consequence, or equivalent mission-critical environment.
• Ability to describe the project environment, tasks, responsibilities, deliverables, and why the work was high-consequence or mission-critical.
• Scientific programming with Fortran, Python, and C and/or C++, including Python 2 and Python 3.
• GNU/Linux or equivalent development environments, build, compilation, debugging toolchains, Bash or equivalent shell scripting, and Git or equivalent version control.
• HPC systems and job schedulers such as Slurm or equivalent; OpenMPI, MPICH, or Intel MPI; and serial and parallel scientific codes.
• Software quality practices, testing, scientific data formats and workflows, debugging, profiling, performance analysis, and legacy-code modernization.
• Source-code documentation tools such as Doxygen or equivalent and reproducible builds.

Culture & Benefits

• Remote work with flexible work schedules.
• Paid parental leave and medical, dental, and vision insurance plans.
• 401(k) and ESOP with company match up to 4%.
• Professional development, training, tuition reimbursement, and an employee assistance program.
• Employee-owned environment focused on solving complex, high-impact client problems.