HPC Application Manager

As an HPC Application Manager, you will be responsible for the full lifecycle management of a defined portfolio of scientific and engineering software. Your primary focus will be ensuring the stability, performance, and availability of this software for users within a large-scale High-Performance Computing (HPC) environment. This position directly supports the research and development activities of the DoD High Performance Computing Modernization Program (HPCMP).

The HPCMP provides large-scale systems and environments to the DoD RDT&E community which supports the warfighter.

About the Team:
The Application Manager is part of a larger team of system administrators and support specialists responsible for operating and maintaining the HPC infrastructure. The team environment values methodical problem‑solving, adherence to established procedures, and a strong commitment to user support.

• Software Management:
  Install, configure, and maintain complex software packages on multiple Linux‑based HPC systems.
• User Support:
  Provide direct technical support by responding to and resolving user‑submitted Service Now tickets for the assigned application portfolio.
• Troubleshooting:
  Diagnose and resolve complex application failures, including OS‑level issues such as library dependencies and driver conflicts.
• Validation & Testing:
  Test and validate application functionality through system changes like maintenance, OS upgrades, and new system deployments.
• Maintenance:
  Deploy software patches and updates to resolve bugs and address security vulnerabilities.
• Compliance:
  Ensure all software management tasks adhere to established Standard Operating Procedures (SOPs), including formal Request for Change (RFC) processes.
• Collaboration:
  
  Collaborate with internal technical teams and external software vendors as necessary to resolve complex application‑related issues.

• Active SECRET clearance (US Citizenship required).
• Active 8570.01M/IAT-II certification.

• A bachelor’s degree and 2+ years of related experience, or an equivalent combination of education and experience including familiarity with an HPC environment.
• Demonstrated experience installing and managing software in a Linux/UNIX command‑line environment.
• Experience with shell scripting in a Linux environment.
• Experience troubleshooting software installation and runtime issues such as library dependencies and environment variables.
• Experience providing user support via a ticket‑based system (e.g., Service Now).

• Experience with MATLAB in an HPC context (installation, configuration, troubleshooting).
• Experience compiling applications from source code (make, CMake), particularly for GPU‑enabled codes using platforms like CUDA or KOKKOS.
• Familiarity with common HPC technologies, including schedulers (PBS, SLURM), interconnects (Infini Band), and architectures (Cray EX, Linux clusters).
• Experience with HPC package managers (Spack) and version control systems (Git Lab).
• Experience supporting other scientific applications such as Tecplot, Field View, Pointwise, or Gitlab Runner.

• Strong, methodical problem‑solving skills for diagnosing application‑level issues.
• Excellent detail‑orientation with the ability to follow complex procedural and administrative protocols.
• Ability to clearly convey technical information to users of all skill levels.
• Ability to work effectively as part of a larger technical team within defined role boundaries.
• Ability to work a designated schedule while maintaining attendance and punctuality.
• Demonstrated ability to rapidly learn the technical specifics of new and existing software packages.

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.