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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