Linux Administrator

2 weeks ago

Vicksburg, United States IMRI Full time

Job Description:

The current position is for a Senior Linux System administrator. The candidate would need to demonstrate they have at least 5 years of Linux system administration experience. They would need to have experience provisioning, patching, and troubleshooting Red Hat Virtual and physical Linux systems. DoD experience in managing STIGs is a plus. To meet the 8570 requirements the candidate needs to have a Security Plus certification and some Linux Certs to be able to start. These are the basic requirements.

Additional duties:

  • Setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocate mass storage space.
  • Developing and monitoring policies and standards for allocation related to the use of computing resources.
  • Participating in the installation, integration, acceptance testing, and ongoing maintenance of our HPC systems and software environment.
  • Assisting with forecast resource limitations and provide recommendations for increasing the efficiency of our resources through proper scheduling and load balancing techniques.

Required Education, Experience, & Skills

  • Bachelor's degree and at least 5 years of experience (additional experience may be substituted for the degree)
  • DoD 8570 certification - Security + and OS cert, Linux+, RedHat, etc. (90-day waiver may be provided to obtain the OS certification)
  • Willingness to occasionally work after hours and/or respond to emergency situations for problem resolution
  • General knowledge of Linux and general Unix operating systems concepts as well as systems administration experience
  • Ability to develop and maintain documentation on system administration procedures for routine and complex tasks
  • Ability to create and maintain Information Assurance (IA) compliance documentation of the Information System

Preferred Education, Experience, & Skills

  • Experience with compiling, installing, and porting software.
  • Ability to understand application scaling issues related to problem resolution, algorithm choice.
  • Experience with Storage Architectures: SAN, SAS, FC, SATA, Bandwidth, Performance
  • Ability to manage development of appropriate application benchmarks, analyze results and determine optimal configurations for processor type/speed, size of memory/cache, and memory interconnect fabric for customer problem domains.
  • Familiar in multi-factor authentication platforms and solutions, and Identity Management such as OpenID, LDAP, and Kerberos.
  • Security implementations using multi-factor authentication, PKI, or Kerberos and Unix
  • OS hardening to DoD STIG standards.
  • Experience programming or troubleshooting Python code
  • Experience with supporting Apache Web Server
  • Experience with Zabbix
  • Experience with Red Hat Satellite or Red Hat Identity Manager
  • Experience with BIND DNS
  • Experience with Ansible
  • Experience with Gitlab

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