HPC Systems Administration Specialist

Argonne is a multidisciplinary science and engineering research facility where world‑class researchers work with experts from industry, academia, and other government laboratories to address national challenges in technology and national security. As a member of the Argonne Leadership Computing Facility (ALCF) High Performance Computing (HPC) team, you will directly work with first‑class supercomputers and emergent technologies alongside scientific staff and research colleagues within the division. The selected individual will assist with the design, development, and advancement of the HPC environment of the ALCF, focusing on software integration with the larger software and operational ecosystem at the facility site. In this position, you will significantly contribute to the design and development of new HPC systems, tools, and software stacks. Position Requirements Strong background in Linux systems administration, including cluster management, performance tuning, and resource allocation in HPC settings. Experience with package managers such as Spack for software deployment, including building from source, resolving dependencies, and maintaining multiple versions in a production HPC setting. Experience creating and managing programming environments, such as environment modules (e.g., Lmod or Environment Modules) or containers (e.g., Singularity/Apptainer) to integrate libraries and SDKs like MPI, CUDA, BLAS, or FFTW. Familiarity with version control systems for managing configurations and custom package definitions. Knowledge of the installation, management, and use of software such as compilers, scientific applications, and job resource managers. Experience with CI pipelines. Proficiency in scripting and programming languages such as Python for Spack package definitions and automation. Strong knowledge of build systems (e.g., Make, CMake, Autotools) and compilers (e.g., GCC, Intel, LLVM) for handling dependencies in Spack‑managed stacks. Ability to configure and use YAML‑based files for Spack environments. Proficiency with podman or similar container‑based build environments. Problem‑solving skills for debugging dependency conflicts. Experience working in collaborative teams, including refining user requirements and supporting researchers in scientific computing settings. Ability to model Argonne's core values of impact, safety, respect, integrity, and teamwork. Must provide proof of U.S. citizenship to comply with federal regulations and contract. Compensation PT2: Bachelors and 2+ years of experience, or equivalent. Salary range $69,750 – $108,810 annually. PT3: Bachelors and 4+ years of experience, Masters and 2+ years, or equivalent. Salary range $86,299 – $134,626 annually. Job Family: Professional Technical (PT) – Systems Integration Admin/Support 2; Worker Type: Regular Time – Full time. The pay offered to a selected candidate will be determined based on qualifications and the scope of the position. Comprehensive benefits are part of the total rewards package. As an equal employment opportunity employer, and in accordance with our core values of impact, safety, respect, integrity, and teamwork, Argonne National Laboratory is committed to a safe and welcoming workplace that fosters collaborative scientific discovery and innovation. Argonne encourages everyone to apply and considers all qualified applicants for employment without regard to any characteristic protected by law. #J-18808-Ljbffr Argonne National Laboratory