Senior System Administrator – Linux, HPC & Networking

Columbia Technology Partners, Inc

Maryland

On-site

USD 160,000 - 190,000

Full time

13 hours ago

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Job summary

Columbia Technology Partners, Inc. is seeking a System Administrator 3 to support the implementation, maintenance, and optimization of IT systems across complex enterprise environments, including HPC and storage networks.

The role emphasizes sustaining mission-critical infrastructure, leading advanced troubleshooting efforts, and leveraging high-speed networks and Lustre storage to maximize performance. The ideal candidate has a DoD 8570 IAT Level II certification, 10 years of experience, and a

Qualifications

Bachelor's degree in a technical discipline (5 additional years of experience may substitute).
Minimum 10 years of experience as a System Administrator in similar environments.
DoD 8570 IAT Level II certification (or equivalent).

Responsibilities

Provide implementation, troubleshooting, and maintenance support for IT systems
Perform advanced Tier 2 problem identification, diagnosis, and resolution
Manage system operations, including monitoring, maintenance, and optimization
Configure, manage, and troubleshoot Linux operating systems across enterprise environments
Support HPC infrastructure, including high-speed networking (InfiniBand, Slingshot)
Administer and troubleshoot storage solutions, including Lustre file systems and DDN Exascaler appliances
Support TCP/IP networking and storage fabric environments
Utilize automation and configuration tools (Salt, Ansible) to improve efficiency
Maintain and enhance system monitoring and alerting (Nagios, Prometheus, Grafana)
Lead troubleshooting efforts and provide technical guidance for complex system issues