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Sr. Linux Engineer

3 months ago

Chicago, United States Request Technology, LLC Full time

***Hybrid, 3 days onsite, 2 days remote***

***We are unable to sponsor as this is a permanent full-time role***

A prestigious company is looking for a Sr. Linux Administrator/Engineer. This admin/engineer will need 10+ years of heavy Linux experience, along with 4+ years of experience working with DevOps, Kubernetes, OpenShift, Ansible, Terraform, Jenkins, Rancher, and Python.

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.
  • Run proof of concept projects on early-stage infrastructure improvements to validate the feasibility of an approach, evaluate performance, and spike an implementation.
  • Review and evaluate virtual and physical server performance and capacity
  • Forecast system demands and recommends upgrades, expansions and reconfigurations.
  • Perform automated computing environment builds, site setup, user training, hardware/software installation, maintenance and support and documentation of operating procedures and processes
  • Support VMware environment including changes, adding/removing systems, and disk space management.
  • Troubleshoot hardware and software problems, takes appropriate corrective action and/or interact with IT staff or vendors in performing complex testing, support, server recovery, and troubleshooting functions.

Qualifications:

  • Bachelor’s degree in Computer Science or a related discipline or an equivalent combination of education and work experience.
  • Ten or more years of experience in Linux systems installation, operations, administration, and maintenance of physical and virtualized servers
  • 4 or more years of experience in DevOps with Kubernetes
  • Python scripting and Ansible for Automation
  • 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
  • Experience with GitHub, Ansible, Jenkins and Terraform tools/applications