Reflexive Concepts is seeking a Technical/Functional Expert in High-Performance Computing to join our growing team!

The HPC Technical/Functional Expert provides senior-level architectural guidance, performance tuning, and lifecycle leadership for large-scale high-performance computing clusters and the workloads that run on them.

Qualifications:

• Ten (10) years of relevant HPC engineering or administration experience
• Bachelor's Degree or higher in a Technical Discipline
  • An additional five (5) years of relevant experience may be substituted for the degree, for a total of fifteen (15) years
• IAT II baseline certification (e.g., CCNA-Security, GICSP, GSEC, Security+, or SSCP)
• Linux+ (or equivalent: RHCSA/RHCE/RHCA, LPI Linux Essentials, LFCS, or Oracle Linux OCP) within 6 months of start

Required:

• Deep expertise in HPC cluster architecture, schedulers, and parallel file systems
• Demonstrated ability to lead design and performance-tuning efforts at scale
• Active TS/SCI clearance with Full-Scope Polygraph (within the last 7 years)

Desired Skills:

• SLURM, PBS, or other workload-manager experience
• Parallel file systems (Lustre, GPFS/Spectrum Scale, BeeGFS)
• MPI, OpenMP, GPU computing, and HPC interconnect technologies (InfiniBand, RoCE)
• Performance benchmarking, telemetry, and capacity planning at scale