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HPC Cybersecurity
ClearFocus TechnologiesWashington, United Statesfull_timeVerifiedPosted 11 Mar 2026
About the role
ClearFocus Technologies, a HUBZone certified company, is located in Leesburg, VA. We specialize in cybersecurity and support multiple government and commercial clients for a variety of missions. We value our clients, integrity and employees and believe a single person can make a difference!
We are committed to attracting and retaining the best and brightest talent who desire to work with industry leading technology to stay on top of their profession. We provide an excellent benefit package which includes medical, dental, vision, paid time off, 401(k), paid professional development reimbursement and more!
We are seeking a HPC Cybersecurity candidate for an opportunity that is onsite in Washington, DC. All applicants must have an active Top-Secret clearance. No expectations!!!
All applicants must have experience with one or more of the following:
For HPC systems this includes:
The ideal candidate would have successfully accredited HPE Cray EX supercomputers in a TS/SCI environment.
We are committed to attracting and retaining the best and brightest talent who desire to work with industry leading technology to stay on top of their profession. We provide an excellent benefit package which includes medical, dental, vision, paid time off, 401(k), paid professional development reimbursement and more!
We are seeking a HPC Cybersecurity candidate for an opportunity that is onsite in Washington, DC. All applicants must have an active Top-Secret clearance. No expectations!!!
All applicants must have experience with one or more of the following:
- Working on system accreditation, ATO packages, in Xacta, eMass or equivalent, developing SSP plans for HPC systems
- Working as a cybersecurity professional on HPC systems including system hardening, securing, and architecting
- Architecting and/or managing HPC systems with a background understanding of cybersecurity controls and the RMF process
For HPC systems this includes:
- Linux based supercomputers
- MPI (Message passing interface) and OpenMP based clusters
- RDMA memory access
- Cray EX
- HPE slingshot
- Infiniband
- CXL memory
- Slurm and PBS job schedulers
- Cray SLES Suse Linux
- Troubleshooting LAPACK, ScaLAPACK, BLAS
- Working with NVIDIA HPC SDK and DGX GH200, B200 and CUDA
The ideal candidate would have successfully accredited HPE Cray EX supercomputers in a TS/SCI environment.
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