Demo

Systems Administrator

MANTECH
Miami, FL Full Time
POSTED ON 6/4/2026
AVAILABLE BEFORE 7/2/2026
MANTECH seeks a motivated, career and customer-oriented Systems Administrator to join our team in Doral, FL. This position is fully on-site and has a rotating schedule which includes days, nights and some weekends.

Responsibilities Include But Are Not Limited To

  • Manages the day-to-day administration and maintenance of computer systems, network servers, and virtualization technologies, ensuring reliable operation and optimal performance.
  • Installs and upgrades computer components and software, manages virtual servers, and implements automation processes to streamline IT operations.
  • Troubleshoots hardware and software errors by running diagnostics, documenting problems and resolutions, and prioritizing issues based on impact.
  • Creates and maintains comprehensive system documentation, including configuration guides, troubleshooting procedures, and inventory records, while performing regular backup operations and implementing data protection measures.
  • Provides support to Desktop and Enterprise Service Desk Teams, monitors installed systems and infrastructure for optimal performance and resource use and receives guidance from senior staff.

Minimum Qualifications

  • Bachelors’ degree in an IT-related discipline of 4 additional years’ experience may be exchanged in lieu of a degree
  • 4 years of experience with 2 years of position-specific relevant experience.
  • Must hold two certifications (Obtained or renewed within the past 2 years):
    • DoD 8570.01-M IAT Level II certification
    • Microsoft AZ-104 OR MD-102 (Must be obtained within 30 days of starting)
Desired Qualifications

  • Experience with scripting languages and automation tools such as Ansible, Salt, or Puppet.
  • Relevant industry-standard certifications such as Microsoft, Red Hat Linux, AWS, VMware, CCNA-Security, CySA , GICSP, GSEC, Security CE, CND, SSCP.
  • Experience at a DoD Combatant Command (e.g., SOUTHCOM, NORTHCOM, CENTCOM, CYBERCOM, INDOPACOM, EUCOM, AFRICOM, STRATCOM, TRANSCOM, SOCOM, SPACECOM) or a component is desired.

Clearance Requirements

  • Must have an active Secret clearance.
  • Must be eligible to obtain and maintain a TS/SCI clearance.

Physical Requirements

  • Must be able to remain in a stationary position 50%.
  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
  • The person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Salary.com Estimation for Systems Administrator in Miami, FL
$79,800 to $103,370
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