Linux System Administrator

4 days ago

Dahlgren, Virginia, United States Apex Systems Full time
Job Description

We are seeking a highly skilled Linux System Administrator to join our team at Apex Systems. The ideal candidate will have extensive experience in system administration of Linux-based servers and workstations.

Key Responsibilities:

  • Utilize Red Hat Enterprise Linux system administration experience to provide technical problem solving and in-depth consulting relative to system operations.
  • Automate installation methods and system imaging.
  • Implement and work within Configuration-Managed Environments.
  • Analyze, design, and implement modifications to system software to improve and enhance system performance.
  • Plan new hardware acquisitions, interact with vendors, and collaborate with other projects within the organization.
  • Support application installation, license management, software tracking, and backup/recovery of system configurations and user data files.
  • Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services.
  • Configure local storage using partitions and logical volumes.
  • Create and configure file systems and file system attributes.
  • Deploy, configure, and maintain systems, including software installation, update, and core services.
  • Manage security, including basic firewall and SELinux configuration.
  • Configure static routes, packet filtering, and network address translation.
  • Configure system logging, including remote logging.
  • Configure a system to provide networking services, including DNS, SMTP, SSH, and NTP.

Requirements:

  • Minimum three to six years of experience in system administration of Linux-based servers and Linux-based workstations.
  • CompTIA Security+ certification (or equivalent IAT II certification).
  • Red Hat Enterprise Linux (RHEL) 7/8/9 OS experience.
  • Basic knowledge of Networking fundamentals, specifically TCP/IP protocol suite and IP configuration.
  • Red Hat Enterprise Linux (RHEL) 8, DNS, SMTP, Splunk, Centralized patching solutions, and Automation solutions experience.
  • Virtualization platform management systems experience, such as VMWare/VSphere/Vcenter.

Preferred Qualifications:

  • Linux+ or Red Hat Certification.
  • Experience with Service Now or similar Ticket Management system.

Apex Systems is an Equal Opportunity Employer.

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