Linux Administrator

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, & SkillsBachelor'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 resolutionGeneral knowledge of Linux and general Unix operating systems concepts as well as systems administration experienceAbility to develop and maintain documentation on system administration procedures for routine and complex tasksAbility to create and maintain Information Assurance (IA) compliance documentation of the Information SystemPreferred Education, Experience, & SkillsExperience 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, PerformanceAbility 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 UnixOS hardening to DoD STIG standards.Experience programming or troubleshooting Python codeExperience with supporting Apache Web ServerExperience with ZabbixExperience with Red Hat Satellite or Red Hat Identity ManagerExperience with BIND DNSExperience with AnsibleExperience with Gitlab