Linux System Administrator - I3TS

TEKsystems

4d•$60 - $65•Onsite

About The Position

TEKsystems 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.

Requirements

This position requires an active DoD Clearance (Secret, Top Secret, Top Secret/SCI) or the ability to be obtain an (Interim Secret, Interim Top Secret)
Because an active or interim DoD clearance is required, U.S. Citizenship is required
Linux, System administrator
DoD 8570 IAT Level II or III certification (e.g., Security+ CE, CASP+, CISSP).
Red Hat Certification - Red Hat Certified System Administrator (RHCSA) (Preferred)

Nice To Haves

Systems or network administration experience in Windows Server and/or Cisco environments.
Familiarity with automated call distribution systems.
Certification in a process-based platform including programs equal to ITIL, HDI, CoBIT, Lean Six, Six Sigma,etc.

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.