HPC System Administrator (Top Secret)

RedLine; Dayton (OH); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

Full benefits package

Paid time off

401k match

Health care benefits

Job summary

RedLine Performance Solutions (RedLine) seeks an experienced HPC System Administrator to support Dell-based HPC clusters in Dayton, OH. The role is on-site with 24x7 on-call rotation, serving as the lead contact for daily operations and incident response.

Active DoD Top Secret clearance and Linux+/Security+ certifications are mandatory. The position offers full benefits including PTO, 401k match, and health care.

Qualifications

• 7+ years of Linux systems administration.
• Strong TCP/IP networking knowledge.
• 5+ years HPC cluster admin, Dell clusters preferred.
• Bash, Perl, Python scripting, Git in a version-controlled environment.
• Experience with job scheduling software (Slurm/PBS).
• Experience with cluster automation tools (xCAT/HPCM/Bright Cluster Manager).
• Experience with Lustre parallel file systems.
• Experience with InfiniBand high-speed interconnects.
• Strong communication across distributed teams.
• Strong organizational skills.

Responsibilities

• Provide operational support for HPC clusters.
• Engage with customers and translate needs into actionable tasks with the RedLine PM.
• Lead day-to-day operations and real-time problem resolution on-site.
• Handle 24x7 on-call rotations and coordinate with multiple teams across projects.

Skills

Linux systems admin

TCP/IP networking

HPC cluster admin

Bash/Perl/Python scripting

Slurm/PBS job schedulers

Cluster automation tools

Lustre

InfiniBand

communication

organization

Tools

xCAT

HPCM

Bright Cluster Manager

Puppet

Foreman

Ansible

MPI

Warewulf

Weka

GPU optimization

Job description

RedLine Performance Solutions (RedLine) has been in the High Performance Computing (HPC) solutions engineering services business for over 26 years and is consistently determined to keep the "bar of excellence" quite high for new hires. This enables RedLine to accomplish what other firms cannot and promotes a high level of staff retention. RedLine provides IT infrastructure management and technical support services to some of the world's largest supercomputing sites.

The HPC System Administrator will provide operational support for HPC clusters located in Dayton, OH. Operations run 24x7 and therefore there will be a rotational on-call requirement. The HPC systems administrator will engage with the customer and participate in the evolution and maintenance of the technical infrastructure in addition to operationally supporting the on-site HPC environment. The administrator will be responsible for relaying these insights to the RedLine Program Manager and working together to translate customer needs into actionable project tasks.

The position is at the customer site. The administrator functions as the lead point of contact for day-to-day operations and real-time problem resolution. As such, remote work is not viable for this role.

Active DoD Top Secret security clearance and relevant technical certifications (e.g., Linux+, Security+) are mandatory requirements for this position. This full-time (W-2) position offers a full benefits package including paid time off, 401k match, and health care benefits.

Required Skills:

• 7 or more years of Linux systems administration, preferably in a Red Hat and/or Rocky environment
• Strong knowledge of TCP/IP networking.
• 5 or more years of HPC cluster system administration experience, preferably with Dell clusters
• Strong experience in Bash, Perl, and Python scripting in a version-controlled environment using Git
• Experience with job scheduling software (e.g., Slurm, PBS)
• Experience with cluster automation tools (e.g., xCAT, HPCM, Bright Cluster Manager)
• Experience with parallel filesystems (e.g., Lustre)
• Experience with high-speed interconnects (e.g., InfiniBand)
• Strong verbal and written communication skills, with the ability to coordinate between multiple team members in remote locations between several disparate projects
• Strong organizational skills

Preferred Skills/Experience:

• Experienced with system engineering in addition to system administration
• Red Hat Certification (e.g., RHCSA, RHCE)
• Server automation experience (e.g., Puppet, Foreman, Ansible)
• Experience with MPI technologies.
• Experience with Warewulf cluster management and provisioning.
• Experience with Weka parallel file systems.
• Optimization experience with GPU based HPC clusters.