HPC Infrastructure & Cluster Engineer

Valiant Solutions is seeking an HPC Infrastructure & Cluster Engineer
to join our rapidly growing and innovative team!

The HPC Infrastructure & Cluster Engineer will join a program providing User-facing and Data Center Services supporting an Intelligence Community customer. The team will work together to support innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of user-facing and data center information technology (IT) services across multiple networks and security domains, at multiple locations worldwide, to support the IC mission.

Named one of the Washington Business Journal’s
Best Places to Work
every year since 2014
, Valiant is proud of our employee-centric culture and commitment to excellence.

Location: Springfield, VA

Required Clearance: TS/SCI with the ability to obtain and maintain a CI Polygraph.

Required Education and

Certifications:

• Bachelor's Degree in a related discipline, or the equivalent combination of education, professional training, or work/military experience.
• Meet DoD 8570 IAT Level II requirements including one of the following:
  Security+ CE, CND, SSCP, GSEC, GICSP, CySA+, or CCNA.

Required Skills:

• 5+ years of experience in Linux systems administration and infrastructure management with a specific focus on high-performance computing environments.
• Expertise in managing bare-metal servers, enterprise storage arrays, and advanced network configurations (Experience with Infini Band).
• Strong proficiency with workload managers, job schedulers, and AI orchestration tools (e.g., Run:AI, SLURM).
• Hands-on experience with enterprise container orchestration platforms, specifically Open Shift or Kubernetes.
• Experience writing automation and configuration scripts (e.g., Bash, Python) to streamline cluster maintenance.
• Troubleshooting Focus:
  
  Proven ability to diagnose and resolve complex hardware, network, and OS-level issues.

Desired

Skills:

• Familiarity with parallel file systems and high-throughput storage architectures.
• Prior experience engineering or managing high-speed GPU-to-GPU communication topologies.

Responsibilities:

• Cluster Administration:
  
  Manages the day-to-day operations of the customer compute cluster, including Linux operating system administration, hardware monitoring, patching, and system upgrades.
• Resource and Job Management:
  
  Configures, maintains, and optimizes workload management and orchestration platforms, utilizing the Run:
  
  AI job scheduler to ensure efficient distribution of intensive AI/ML workloads across the cluster.
• Infrastructure Optimization:
  
  Tunes cluster performance at the hardware, operating system, and network levels to maximize compute efficiency and data throughput for customer workloads.
• Storage and Network Management:
  
  Administers storage solutions and high-speed networking fabrics. Support the transition to and ongoing management of an Infini Band GPU-to-GPU network infrastructure to minimize latency for distributed operations.
• Environment Configuration:
  
  Partners with technology integration teams to provision specific environments, dependencies, and container platforms, specifically leveraging Red Hat Open Shift, required for seamless customer model deployment.
• Security and Compliance:
  
  Ensures all infrastructure components remain compliant with federal security standards, implementing strict access controls and maintaining system accreditations.

About Valiant Solutions

Valiant Solutions delivers cybersecurity and IT services to federal civilian, defense, and national security customers nationwide. We support the full cyber lifecycle, from secure system design and accreditation through AI-enabled operations, threat emulation, and continuous improvement, across classified and unclassified environments. Our…