Linux Administrator SME

Anansys Staffing LLC

THE ROLE

As a Linux Administrator SME on our Centralized SuperComputing Facility (CSCF) team, you'll support day-to-day operations of HPC systems that power ciritical operational systems. You'll work directly with contract teams, end users, and government stakeholders-automating, troubleshooting, and ensuring our supercomputing infrastructure runs at securely and at peak performance.

KEY RESPONSIBILITIES

Automate tasking, debugging, and daily operational functions at scale

Provide hands-on, one-on-one support to resolve user access and system issues

Install and configure software libraries in RHEL/SE Linux using Bash and Expect scripting

Deliver projects on time following software engineering best practices

Support security, administration, and end-user teams in resolving complex issues

Optimize and maintain existing scripts for performance and reliability

Serve as the go-to Linux SME for the Operations & Maintenance staff

Author and maintain comprehensive documentation across all contract systems

REQUIRED QUALIFICATIONS

Top Secret / SCI w/ CI Polygraph is required

Bachelor's degree in Computer Science or AIS + 10 years of experience

5+ years supporting system software in heterogeneous, multi-platform environments

Proficient in Bourne/Bash and Expect scripting

Expert-level Linux kernel debugging: source code analysis, system logs, crash, systemtap

Experience managing Red Hat Satellite repositories for patching and custom kernel builds

Familiarity with Ansible and Satellite Server for automated configuration management

Experience with identity management systems (LDAP, token-based authentication)

Strong written/verbal communication and organizational skills

Proven ability to analyze, debug, and maintain complex scripting codebases

PREFERRED SKILLS

High Performance Computing (HPC) environment experience

InfiniBand or Omni-Path high-speed fabrics: subnet management, IPoIB/IPoOPA, fabric topology, health monitoring, MPI integration

Lustre, NFS, and direct-attach file systems

Ethernet networking and RDMA communications (InfiniBand, OmniPath)

Python, Perl, Korn, and additional shell scripting

Revision control systems (CVS, SVN, Git)

SE Linux configuration and policy

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Vacancy posted 1 day ago

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