Basic Qualifications
Bachelor's degree in Computer Science or an AIS degree required plus 10 years of experience
A minimum of 5 years of experience developing system software in heterogeneous, multi-platform environments
Proficiency with all aspects of SE Linux configuration, policy, MAC labeling, Security contexts, debugging policy issues, MLS FreeIPA, MLS Ethernet interface networking, developing least access policies, etc.
Proficiency in Bourne/Bash and Expect scripting
Proficiency in debugging issues with the Linux kernel including examining source code, system logs, and using tools such a crash and systemtap.
Experience with managing Satellite repositories to apply patches and build custom kernels as required to implement functionality or address security concerns
Familiarity with automating approaches to configuring and maintaining (e.g. patching) systems using Ansible and Satellite Server
Understanding and experience working with identity management systems including LDAP and token-based authentication systems
Must have active TS/SCI with CI Poly to start
Duties And Responsibilities
Develops, configures, and maintains integrated Red Hat Enterprise Linux/SE Linux Mandatory Access Control (MAC) configurations across multiple systems, networks, and NAS storage based on current LM configuration approach
Work closely with the Dev/Sec/Ops automation development team to deploy RHEL SE Linux MLS configurations based on site specific input files
Work closely with the security team to ensure RMF, RTB, and other security controls are met and fully documented
Manage impacts to system HPC performance ensuring minimal impacts
Apply best practices in software engineering, delivering projects on time and with excellent quality
Provide support to staff and end users to resolve issues in deployed configurations
Modify existing software to correct errors and/or improve performance
Ensure InfiniBand high speed fabrics operate correctly with MAC labeling
Ensure MLS networking meets controls requirements
Must have active TS//SCI with CI Poly to start
Desired Skills
Familiarity with High Performance Computing (HPC) environment and related technologies
Familiarity with Infiniband or Omni-Path high speed fabrics, including subnet management, IPoIB and/or IPoOPA mechanisms, fabric topology and health monitoring and integration with MPI
Experience with Lustre, NFS, and other direct attach file systems
Experience with Ethernet networking
Experience with RDMA communications (InfiniBand and OmniPath)
Knowledge of Python, Perl, Korn, and other shell scripting
Experience with revision control software (CVS, SVN, Git)
Demonstrated organization skills to balance and prioritize work, and ability to multitask
Demonstrated communication skills to communicate with support personnel, customer, and managers
Excellent written and oral communication and people skills; excellent time management and organizational skills
Demonstrated ability to analyze, debug and maintain the integrity of an existing scripting base
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