Linux System Administrator

Mantech International Corporation
Fort Meade, MD, United States
9 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
5 years minimum
Working hours
Regular working hours

Tech stack

Bash Shell Command-Line Interface Software Documentation Databases System Configuration Linux File Systems Domain Name System (DNS) Office Suite Public Key Infrastructure PuTTY Red Hat Enterprise Linux
+5 more
Scripting Virtual Environment Information Technology Patch Management Nessus

Job description

  • Creating and managing virtual environments
  • Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems
  • Administration of Linux (ie, Redhat/Rocky 8)
  • Scripting with Basic Shell (Bash), PUTTY
  • Configuring and maintaining storage and file systems
  • Developing and delivering briefings, technical presentations, and program documentation to senior program management

Requirements

  • 5+ years’ of overall technical experience
  • Linux administrative experience (command-line)
  • Server STE/STN Compliancy (ex., NESSUS, MacAfee Agents) and performing server management relating to security tools such as patch management (applying O/S updates, IAVAs, and configuration changes)
  • Demonstrated experience working with a team to introduce and integrate new technologies into existing production environments

Preferred Qualifications:

  • Familiar with installing, troubleshooting, and maintenance on OS on Linux
  • Experience with installing PKI certs
  • Create/Maintain bash scripts to dump and load databases
  • Use SALT to deploy config files to end node and do various interrogations (ping, DNS)

Clearance Requirement:

  • Active TS/SCI clearance with Poly

Physical Requirements:

  • Must be able to remain in a stationary position at least 50% of the time.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Constantly operate a computer and other office productivity machinery, such as, the copy machine/fax machine/computer/printer.

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Good distractions

Talks and stories from around this role — technically off-topic, practically not.

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Experiencing core Linux capabilities for DevOps administration

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Running persistent Linux environments directly on Windows

Ben Breard Ben Breard ¡ World Congress 2025

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Recognizing vital enterprise stability in legacy software development roles

Gunnar Grosch ¡ Coffee With Developers

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