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  • Emplois similaires à : Systems Administrator - Linux
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Systems Administrator LinuxCareer Listings • Fort Belvoir, Virginia, United States
Postuler Maintenant
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Systems Administrator Linux

Career Listings
  • US
    Fort Belvoir, Virginia, United States
  • US
    Fort Belvoir, Virginia, United States
Postuler Maintenant

À propos

Benefits
401(k)
401(k) matching
Dental insurance
Employee discounts
Health insurance
Paid time off
Profit sharing
Training & development
Tuition assistance
Vision insurance
SarelaTech is seeking a Linux Administrator to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment. The candidate will be responsible for sustaining Linux servers as well as the conceptualization, design, development and implementation of new Linux capabilities. The candidate is expected work well as a part of the DTRA Systems Administration team using ITIL best practices as well as work independently on assigned tasks. Candidate is expected to support the entire service lifecycle from design through development to production, building and deploying Linux based systems in a virtual environment.
Candidate should be familiar with system automation technologies, basic database administration and tuning. Candidates must demonstrate a high degree of problem-solving ability in a complex environment and be able to communicate effectively, both to the customer and to team members.
Primary Responsibilities
Provision servers and environments.
Manage user access.
Full lifecycle management of Linux servers, including installation, configuration and patching in production and test environments.
Automation knowledge scripting in Unix shell and Ansible playbooks.
Perform security patching, upgrades, and hardening to meet compliance standards and remediate critical vulnerabilities.
Monitor system performance and respond to alerts.
Establish and maintain NTP services in the production environment.
Maintain satellite servers for the agency, software releases and patches.
Experience with the following emerging technologies or equivalent technology: Kubernetes, Open Shift, Containers, GitHub, Ansible Tower
Ensure compliance with security standards and practices aligned with DoD STIGs.
Experience with web servers and use of certificates
Open Source: Apache Hadoop, Zookeeper, Puppet
App Servers: JBoss, Tomcat, Jetty, NGINX, HT
Be able to work in a fast-paced environment and must be able to work independently.
Work on multiple projects, leading projects that fall within the Area of responsibility.
Communicate with internal team members across multiple areas and client team members.
Provide support on a M-F business hours schedule, also responsible for on-call, extended hour, and weekend support as required by mission or emergency situations.
Create, maintain, and implement detailed documentation and maintain standard operating procedures.
Required Qualifications
BS with 6-8 years, or MS degree with 4-6 years of experience in IT operations working with Linux servers and Virtualization.
Must hold a Top Secret/SCI Clearance.
Hands-on experience administering Red Hat Enterprise Linux environments.
Direct experience supporting systems with Red Hat Satellite.
Understanding of virtualized infrastructure, server backup and restoral procedures, application of STIGs and cyber hardening approaches.
Basic experience with log file analysis
DoD 8570 IAT Level II or III certification (e.g., Security+ CE, CASP+, CISSP).
Red Hat Certification - Red Hat Certified System Administrator (RHCSA) (Preferred)
Desired Qualifications
Red Hat certifications (RHCSA or RHCE).
Experience implementing and maintaining DISA STIG compliance using Red Hat Satellite and Ansible.
Experience integrating Linux systems with Active Directory or LDAP.
Familiarity with virtualization platforms (VMware, KVM).
Scripting experience (Bash or Python) to support automation initiatives
Experience supporting classified networks or cross-domain environments
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  • Fort Belvoir, Virginia, United States

Compétences linguistiques

  • English
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