HPC Systems Site Lead

Clearance Level
Systems Engineering
Falls Church, Virginia
Hybrid Workplace
Key Skills For Success

High Performance Computing (HPC)

High-Performance Computing (HPC) Systems

Linux System Administration

REQ#: RQ170019
Requisition Type: Pipeline
Your Impact

Own your opportunity to work alongside federal civilian agencies. Make an impact by providing services that help the government ensure the well being of U.S. citizens.

Job Description

At GDIT, people are our differentiator. Our work depends on a HPC Systems Site Lead joining our team to support the National Oceanic and Atmospheric Administration (NOAA), Weather and Climate Operational Supercomputer System (WCOSS).  This position is on-site at a datacenter in the Manassas area.

WCOSS provides NOAA the operational High Performance Computing (HPC) resources essential to process sophisticated numerical models used to predict and understand atmospheric and oceanic phenomena for weather and climate operational use.  Operating 24/7, the next 10-year WCOSS program will deliver significant computational capability that will evolve over time to keep pace with NOAA’s growing environmental modeling needs.

We are looking for individuals to join GDIT’s team to deploy, operate and support leading-edge technology for WCOSS.  Specific technology training will be provided. CANDIDATES MUST HAVE AN ACTIVE PUBLIC TRUST CLEARANCE OR ABOVE TO BE CONSIDERED.

We think. We act. We deliver. There is no challenge we can’t turn into opportunity.

In this role, a typical day will include:

  • Applying current HPC systems administrative skills; desire to learn and deploy new technologies.
  • Developing and deploying monitoring capabilities.
  • Developing and implementing tools for cluster administration.
  • Providing technical support with team of HPC System & Storage Administrators to resolve operational issues.
  • Providing off-hour on-call support on a rotating basis.
  • Managing, planning, and reporting for on-site vendor/subcontractor activities.
  • Working on site at a Manassas data center
  • Managing on-site office and access for vendors and subcontractors
  • Contributing to planning for software and hardware upgrades along with future installations


  • Bachelor’s degree or equivalent and 10+ years of experience with HPC systems operations.
  • Experience working in a 24X7 operational environment.


  • Demonstrated experience to deploying and managing large-scale HPC systems using OS provisioning tools (e.g., xCat, HPCM).
  • Demonstrated experience using configuration management tools (e.g., Ansible, Puppet).
  • Linux system administration experience (e.g., SLES, RedHat or CentOS).
  • Batch management/scheduling experience, PBSpro preferred.
  • Parallel filesystem configuration and monitoring experience (e.g., Lustre, NFS).
  • Network interconnect configuration and monitoring experience (e.g., Infiniband, Ethernet).
  • Programming or scripting in at least two languages (e.g., Bash, Perl, Python, C).
  • Strong writing skills for technical documents, system procedures, user wiki’s and FAQs.
  • Ability to work both independently and as part of a team.
  • Knowledge/experience with managing subcontractors or vendors under Service Level Agreements (SLAs) 
  • Knowledge of computer system power and cooling
  • Experience managing, maintaining and repairing HPC hardware

Work Requirements
Years of Experience

10 + years of related experience

* may vary based on technical training, certification(s), or degree


None - N/A

Travel Required



U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $92,331 - $154,211. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
View information about benefits and our total rewards program.

About Our Work

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.