Demo

High Performance Computing Engineer - Mid-level with Security Clearance

ClearanceJobs
Chantilly, VA Full Time
POSTED ON 4/16/2026
AVAILABLE BEFORE 5/16/2026
HPC Engineer Who You Are You are a talented, multidiscipline engineer versed in getting the best performance out of systems. You are familiar with High Performance Computing using both CPU and GPU based systems. You understand scheduling using SLURM, computing using MPI, and operating software at scale. What you will be doing Playing a key role in defining and operating some of the most complex compute platforms that the client has to bring to bear against complex problems. These systems enable complex analysis, simulation and modeling leveraging massively parallel computing and disparate holding of very large data sets, to answer difficult questions. To do this you will assist the users in deploying jobs to these systems to harness the capabilities of these systems producing answers in the form of analytic product, models and simulations. This mission enablement is the heart of the hardest problems to solve.

  • Responsible for the normal day-to-day HPC operations and maintenance of the HPC systems
  • Provide day to day systems administration duties for Nvidia GPUs, Commodity Cluster Systems and Cray HPC environments
  • Perform system monitoring, software installations, debug, upgrades, health checks, and identification/implementation of automated business processes
  • Provide assessments, on-going performance analysis and recommendations for future architectures
  • Responsible for operating all the host systems for the analysis
  • Works in a liaison role, linking the analysts and their specialty codes and applications, to the computing systems that are focused on yielding in-depth technically sound results.
  • Oversees analytic applications running on a clustered HPC fabric including CPU and GPU systems
  • Managing job submission to clients applications and codes using MPI/OpenMPI
  • Provide in-depth analytic results, to achieve a best-tool-for-the-job approach.
  • Partners with data scientists, engineers, and analysts conducting specialized scientific and engineering analysis.
  • Escalate issues and problems to hardware support and/or engineering management as necessary
  • Responsible for continuous performance analysis and tuning the HPC environment
  • Assist with the identification, troubleshooting, and repair of software problems impacting performance of implemented HPC solutions
  • Perform installation of software patches including upgrades to operating systems and firmware
  • Assist with the resolution of trouble tickets and software problems identified by system's users
  • Identify and expand services and functionalities offered in HPC environment
  • Be a primary point of contact to resolve any hardware or software malfunctions, including working with service personnel as necessary
  • Review system logs to identify and resolve software and systems related issues
  • Prepare reports related to the operational efficiency of the hardware and execution of users jobs
  • Experience with MPI/OpenMPI, SLURM, and Linux Operating Systems essential
  • Prior experience as a Systems Administrator essential, with a preference for experience working with clustered systems including GPUs in the hardware stack
  • Experience with high speed networking, and CUDA preferred
  • Software integration experience a plus
  • Other duties could be required to support the customer's mission What you will need
  • Minimum of 6 years demonstrated on-the-job experience
  • Demonstrated on-the-job experience with integrating functionality from disparate systems via scripting/tooling/automation
  • Demonstrated on-the-job experience with the Sponsor's system security environment and requirements
  • Demonstrated experience leading systems architecture, operations, maintenance and administration #praxisjobs Work Requirements

Salary.com Estimation for High Performance Computing Engineer - Mid-level with Security Clearance in Chantilly, VA
$96,251 to $116,775
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at ClearanceJobs

  • ClearanceJobs Washington, DC
  • Battlespace Awareness & Security Programs Staff Officer SME Premier Enterprise Solutions is seeking a Battlespace Awareness & Security Programs SME to supp... more
  • 3 Days Ago

  • ClearanceJobs Washington, DC
  • Principal Software and Integration Engineer (TS/SCI) Location: Northern Virginia (preferred) or U.S. Remote (must support on-site work in SCIF environments... more
  • 3 Days Ago

  • ClearanceJobs Huntsville, AL
  • Job Description At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate tha... more
  • 3 Days Ago

  • ClearanceJobs Huntsville, AL
  • RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the Time Description At Northrop Grumman, our empl... more
  • 3 Days Ago


Not the job you're looking for? Here are some other High Performance Computing Engineer - Mid-level with Security Clearance jobs in the Chantilly, VA area that may be a better fit.

  • ClearanceJobs Chantilly, VA
  • Mid-Level Systems Engineer As a Mid-Level Systems Engineer, you'll bring a multi-disciplinary approach to solving complex technical challenges across the N... more
  • 17 Days Ago

  • ClearanceJobs Chantilly, VA
  • Job Number: R0230454 Cloud Computing Application Architect, Mid The Opportunity: Everyone is trying to "harness the power of the cloud," but not everyone k... more
  • 8 Days Ago

AI Assistant is available now!

Feel free to start your new journey!