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Senior Systems Administrator

2 months ago


Herndon, Virginia, United States DAn Solutions, Inc Full time

Position Overview:

We are seeking a highly skilled Systems Administrator to join our team at DAn Solutions, Inc. This role is critical in maintaining the integrity and security of our systems.

Work Locations:
Various locations as required.

Essential Qualifications:

  • Possession of TS/SCI clearance or capability to secure SCI and successfully complete a polygraph examination.
  • A bachelor's degree in a relevant field with a minimum of 8 years of pertinent experience. An additional 4 years of experience may substitute for the degree.
  • At least 8 years of experience in systems administration.
  • 5+ years of experience in Linux administration with scripting capabilities.
  • Current Security+ certification (DoD 8570 Baseline certification for IAT Level 2).
  • Experience with the implementation of Security Technical Implementation Guides (STIG).
  • Proficient in routine patch management.
  • Skilled in installing and configuring software applications.
  • Experience in performance optimization and troubleshooting, including resolving issues related to CPU, memory, networking, and disk I/O.
  • Ability to maintain comprehensive system documentation, including the creation and interpretation of network architecture diagrams.

Preferred Qualifications:

  • Experience with the Linux Operating System.
  • Proficient in maintaining system documentation and creating network architecture diagrams.
  • Familiarity with Tomcat 8.5 or higher.
  • Knowledge of MongoDB.
  • Experience with Amazon Web Services (AWS) or cloud environments.