Senior Linux System Administrator

  • Laurel, Maryland
  • Full Time
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MANTECH seeks a motived, career and customer-oriented Linux System Administror to join our team in Laurel, MD.

You will be part of a dediced team delivering enterprise infrastructure capabilities for a global workforce th supports a wide range of nional defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organizionthe foundion of all Enterprise Informion Technology (EIT) for MPO.

Responsibilities include but are not limited to:

  • Configure, manage and troubleshoot Linux opering systems. Installs/loads opering system software, troubleshoot and maintain integrity and configure network components along with implementing opering systems enhancements to improve reliability and performance.
  • Provides support for implemention, troubleshooting and maintenance of Informion Technology (IT) systems.
  • Manage IT system infrastructure and any processes reled to these systems.
  • Provide support to IT systems including day-to-day operions, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.
  • Provide support for the dispch system and hardware problems and will remain involved in the resolution process.
  • Optimize system operions and resource utilizion and perform system capacity analysis and planning.
  • Analyze and resolve complex problems associed with server hardware, applicions and software integrion.

Minimum Qualificions:

  • Bachelors degree in a technical discipline with 12+ years of experience as a Systems Administror OR 15 years and an associes degree OR 20 years of experience and a high school diploma.

  • Demonstred experience in planning and leading Systems Engineering efforts is required.
  • Must be proficient with troubleshooting in a Linux Red H environment.
  • Extensive experience with VMWare
  • Demonstred experience with modern automion/configurion tools such as Splunk or Ansible
  • IAT I certificion (DoD 8140 required within 60 days of starting employment. Acceptable certificions include A+ CE/CCNA-Security/CND/Network+ CE /CySA+/GICSP/GSEC/Security+ CE/CND/SSCP)

Preferred Qualificions:

  • Experience/familiarizion with full lifecycle management of Linux systems, to include provisioning, configurion management and pching.
  • Red H Certified System Administrion Certificion.
  • Experience with NetAPP

Clearance Requirements:

  • Active TS/SCI with Polygraph

Physical Requirements:

  • The person in this position must be able to remain in a stionary position 50% of the time.
  • Occasionally move about inside the office to collabore with other leaders/teams, use standard office automion equipment, and virtual communicion.
Apply Now
Job ID: 522810818
Originally Posted on: 5/28/2026

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