Senior Linux Administrator - Military veterans preferred



  full-time   employee

United States


In support of the Engineering Research and Development Center (ERDC), Supercomputing Research Center (SRC), Team SAIC provides program management and technical support necessary to advance services, capabilities, infrastructure, and technologies.   Team SAIC is seeking a Linux Administrator to support the instantiation and sustainment of an SRC Enclave to solve DoD’s most critical mission challenges at ERDC in Vicksburg, Mississippi

Primary Responsibilities:

Perform standard Linux System Administration duties as required to maintain smooth operation of multi-user computer systems consisting of Linux based application and license servers, virtual machines, and GP/GPU cluster based systems.  Coordination with network administrators required.  Additional duties are:

  • 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 on-going 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 and experience:

  • Bachelors and five (5) years or more experience; Additional experience may be substituted for degree
  • Must be a US Citizen and have the ability to obtain interim Secret clearance to begin working on the contract.  Must be able to obtain the full Secret clearance, then the Top Secret clearance.  SAIC will assist with the process of obtaining the interim Secret clearance for the qualified candidate
  • Must be able to obtain DoD 8570 certification Security+ within 3 months of hire
  • Must be able to obtain Operating System certification (Linux+, RedHat, etc) within 3 months of hire
  • May require occasion after hours support and response to emergency situations for problem resolution
  • Solid knowledge of Linux and general Unix operating systems concepts as well as extensive systems administration experience  
  • Experience 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.
  • Ability to create and maintain Information Assurance (IA) compliance documentation of the Information System
  • Ability to develop and maintain documentation on system administration procedures for routine and complex tasks

Desired Skills and Abilities

  • 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