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Job details

Senior Linux System Administrator

Expertise and Functions:

  • Build, configure, deploy, administer, maintain and troubleshoot virtual and physical servers/systems
  • Ensure system changes are completed in accordance with developer documentation, configuration management and documentation practices
  • Make recommendations to plan, develop and execute work plans that achieve critical-path requirements
  • Perform necessary physical inspections and research using system/event logs and appropriate tools/software to identify problems, trends and aid in troubleshooting actions
  • Provide timely updates to appropriate team leads, managers and stakeholders on status of tasks and troubleshooting efforts
  • Install, configure, and manage RHEL and other Linux-based systems
  • Assist integration leads and managers in problem definition, analysis, requirement development and implementation as needed
  • Advise team members and leadership and make appropriate technical recommendations regarding system development issues and improvements, optimization tools and methods, process creation and development, and support efforts
  • Use REMEDY ticketing system to report, track and document problem and resolution life-cycle actions
  • Other duties as assigned

Education/Training:

  • Bachelor’s Degree in Computer Science, Information Technology, or other relevant discipline preferred
  • Current DoD approved 8570 Level II certification such as Security+ CE required

Experience:

  • 8+ years of general (full-time) work experience
  • 6+ years of directly relatable experience in installing, configuring operating systems and virtual machines, and trouble shooting activities
  • Experience with Multi Factor Authentication methodology required
  • Experience building, configuring and deploying servers/systems in a virtualized environment required
  • Administration experience on RHEL 8/9 using Command Line Interface required
  • Experience working with Ansible automation preferred
  • Experience configuring and managing NetApp storage devices preferred
  • Experience with security patching and software management using RHEL Satellite preferred
  • Network troubleshooting experience preferred
  • Knowledge of Missile Defense, DoD communications systems and MDIOC operations preferred

Security:

  • Must be a US citizen
  • Candidate must be in possession of a Secret Security Clearance

Physical Requirements:

  • Able to occasionally reach with hands and arms
  • Prolonged periods of computer screen use, while sitting or standing at a desk
  • Adhere to safety protocols when in work areas requiring use of PPE (e.g. eyewear, gloves, masks, hearing protection, steel toed shoes, etc.)
  • Able to safely lift and carry up to 20 pounds at a time
  • Health Care Plan (Medical, Dental & Vision)
  • Retirement Plan (401k, IRA)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off (Vacation, Sick & Public Holidays)
  • Short Term & Long Term Disability
  • Training & Development
  • Wellness Resources

Salary: $110,000 - $125,000

Salary rates for this position are competitive and commensurate with experience and industry standards. We offer a comprehensive benefits package that may include health insurance, paid time off, and retirement savings options.

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CEO of KIHOMAC
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Ki Ho Kang
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Average salary estimate

$117500 / YEARLY (est.)
min
max
$110000K
$125000K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

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DATE POSTED
October 10, 2025
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