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Linux Systems Administrator

3 months ago

Chicago, United States Request Technology, LLC Full time

NO SPONSORSHIP


Linux Server Administration w/ Kubernetes


SALARY: $145k - $160k flex plus 15% bonus


LOCATION: CHICAGO, IL

HYBRID 3 DAYS ONSITE AND 2 DAYS REMOTE


Enterprise Linux Administration. Engineering automation and support. Devops Kubernetes key terraform ansible CI/CD Grub PXE boot kickstart yum rpms satellite server SAN NAS devops openshift AWS Cloud six years plus vmware environment


Linux based computing environment and an increasing transition to Linux infrastructure in AWS. Assist in driving “infrastructure as code” mentality throughout the organization and demonstrate a passion for automation concepts and tools. Utilize customer service skills while acting as a technical resource to internal departments and system users.


·Six or more years of experience in Linux systems installation, operations, administration, and maintenance of physical and virtualized servers

·Two or more years of experience in DevOps with Kubernetes

·Extensive knowledge of Linux operating systems, Linux shells and standard utilities, and common

Linux security tools

·In depth system administration knowledge and skills for RedHat Linux. Knowledge of Amazon LINUX is a plus.


Responsibilities:

· Provide advanced system administration, operational support and problem resolution for a large complex Linux computing environment, including both virtualized and physical servers.

· Create and Patch AMIs, perform pull requests, write Automation code using tools such as Ansible, Terraform, etc.

· Perform Linux administration including changes, deletes, disk space management, application installation and support.

· Use your infrastructure and networking knowledge to maintain cloud-based infrastructure (predominantly on AWS) involving EC2, S3, RDS & VPC.

· Use configuration management tools (Ansible and Terraform) to build and maintain a hybrid infrastructure hosted both at colocation facilities and in the public cloud.


Technical Skills:

Extensive knowledge of Linux operating systems, Linux shells and standard utilities, and common Linux security tools

  • In depth system administration knowledge and skills for RedHat Linux. Knowledge of Amazon LINUX is a plus.
  • Experience with using Github or other version control tools for source code management
  • Experience using configuration management tools such as Puppet, Chef, or Ansible and container tools such as Docker
  • Ability to write and maintain automation code and scripts and IaaS / Infrastructure as code, such as Terraform
  • Experience with DevOps activities and using CICD pipeline software to deploy code
  • Working knowledge of cloud components and services in AWS or Azure.
  • System administration experience and knowledge of VMware and administration of virtual servers
  • Grub, PXE boot, Kickstart
  • Yum, rpms, Satellite server
  • SVM, LVM, Boot from SAN, UFS/ZFS, filesystem configuration
  • General working knowledge of NAS, SAN, and networking
  • Experience with GitHub, Ansible, Jenkins and Terraform tools/applications
  • Knowledge or experience with DevOps, OpenShift, AWS cloud, or other similar technologies is desirable


Education and/or Experience:

  • Bachelor’s degree in Computer Science or a related discipline or an equivalent combination of education and work experience.
  • Six or more years of experience in Linux systems installation, operations, administration, and maintenance of physical and virtualized servers
  • Two or more years of experience in DevOps