Responsibilities:

• Design, configure, and maintain scalable HPC clusters for optimal performance.
• Support documentation and ATO (Authority to Operate) processes.
• Ensure infrastructure design compliance with federal security standards and best practices.
• Implement monitoring tools such as XDMoD for transparency and user reporting.
• Integrate platforms such as JupyterHub and job schedulers (e.g., Slurm) for improved interactivity.
• Develop and manage AWS-based infrastructure using Terraform, Packer, and Ansible.
• Automate deployment workflows to streamline provisioning, updates, and scaling.
• Manage systems involved in AWS Secure Cloud Bridging (SCB) and STRIDES initiatives.
• Implement CIS benchmark-aligned system hardening using OpenSCAP.
• Administer optimized compute images (CPU/GPU) for scientific workflows.
• Leverage tools such as OpenHPC, Warewulf, and Ansible for environment management.
• Lead and coordinate quarterly patch cycles.
• Partner with researchers and external stakeholders on critical projects.
• Facilitate solution transitions to other NIH centers and collaborators.
• Contribute to publications and team objectives through deep technical engagement.

Qualifications:

• Federal ATO processes experience required
• HPC architecture and performance optimization is required
• Scientific software development and deployment
• High-speed network and parallel file system architecture
• Troubleshooting, diagnostics, and technical support
• Strong communication and multitasking skills

Programming & Scripting:

• Languages - Pascal, BASIC, Delphi, Visual Basic, C, C++
• Scripting - Bash, Perl, Python, Ruby, PEAR, Tcl

Systems & Network Administration:

• Linux – RHEL/CentOS, SUSE, Debian, Ubuntu
• Windows – 95–10; NT–Server 2016
• Networking – Active Directory, TCP/IP v4/v6, DHCP, DNS, WINS
• Legacy – NOVELL 3.1–5, VPN, Citrix, Terminal Services

Monitoring & Management Tools:

• Nagios, Ganglia, HP BAC, Precise i3
• SGI SMC, HP PCM, Bright Cluster Manager (incl. Data Analytics)

Infrastructure & Automation:

• Puppet, Cobbler, Ansible, Chef
• Red Hat Satellite, Kickstart, RPM optimization

File Systems & Archiving:

• Panasas (DirectFlow/panfs), DDN (GPFS), SGI DMF, StorHouse/RFS (Filetek)

HPC Tools & Job Scheduling:

• MOAB/MAUI, Torque, PBS Pro, Windows HPC Scheduler

Visualization & Remote Access:

• Nice DCV, EnginFrame, VNC, OpenText Exceed OnDemand, Web Remote Desktop

Containerization & GPU:

• Docker, Kubernetes, Kubeflow, NVIDIA DGX-1 GPU systems

Databases:

• SQL Server (2000–2008), MySQL, Zope

High-Speed Networking:

• Infiniband, Mellanox, OFED, Voltaire, Force10

Proven experience in:

• HPC architecture and performance tuning
• Cybersecurity in HPC/cloud environments
• Infrastructure as Code (AWS, Terraform, Ansible, Packer)
• Supporting scientific workflows in research environments