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Systems Administrator w/ 3 years experience

Chantily, VA · Information Technology

TO BE CONSIDERED FOR THIS POSITION YOU MUST HAVE AN ACTIVE TS/SCI WITH THE  ABILITY TO OBTAIN A CI POLYGRAPH SECURITY CLEARANCE (U.S. CITIZENSHIP REQUIRED)


​​​​​​Responsibilities:
  • Manage and maintain the organization's CentOS 7 Linux systems to ensure their reliability, security, and performance
  • Install, configure, and troubleshoot system software and infrastructure, including servers, networks, and storage devices
  • Develop and maintain infrastructure as code (IaC) scripts and templates using tools such as Terraform and Amazon’s Cloud Formation to automate system deployments and configurations
  • Implement and maintain configuration as code (CaC), using tools such as Ansible and Salt, to manage system configurations and changes
  • Monitor system performance, diagnose and resolve issues, and implement tuning and optimization measures as needed
  • Develop and maintain system documentation, including configuration guides and standard operating procedures
  • Collaborate with other IT teams to integrate systems and applications, and ensure that all systems are working together effectively
  • Ensure that systems are compliant with organizational policies and procedures, as well as any applicable regulatory requirements
  • Implement and maintain system hardening measures to ensure system security
  • Maintain current knowledge of emerging trends and technologies in system administration, and recommend improvements to the organization's systems
Required Skills:
  • Strong understanding of CentOS 7 Linux system administration principles and methodologies
  • Experience developing and maintaining infrastructure as code (IaC) and configuration as code (CaC) scripts and templates using tools such as Terraform and Ansible
  • Ability to diagnose and resolve complex system issues in a timely manner
  • Experience with system monitoring and performance tuning tools
  • Experience with Amazon Web Services (AWS)
Desired Skills:
  • Familiarity applying Security Technical Implementation Guides (STIGs)
  • Experience with virtualization technologies such as VMware or KVM
  • Scripting experience in Bash, Python, or Perl
Years of Experience:
  • Minimum of 3-5 years of experience in Linux system administration, with experience in CentOS 7 administration.
  • TS/SCI clearance is required

Desired Education: Bachelor's degree in Computer Science or a related field.

 
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