Linux System Administrator (AWS Cloud) (Closed)

Responsibilities

• The installation, configuration, and maintenance of enterprise infrastructure
• The installation and configuration of RHEL-based operating systems, packages, and services
• Managing infrastructure through code using Git, Jenkins, Terraform, and Packer
• Spinning up and managing EKS clusters, EC2 instances, S3 buckets, Lambda functions, etc
• Deploying Kubernetes clusters with dynamic provisioning
• Supporting on-prem bare-metal systems, virtual machines, and cloud instances
• Security vulnerability remediation and system/instance migrations to newer OS distributions
• Monitoring systems and responding to incidents (at times during off-hours)
• Client support via on-site visits, phone calls, emails, and ticketing systems
• Documenting processes, procedures, and technical walkthroughs

Required Skills

• Four or more years recent and uninterrupted experience as a Linux System Administrator
• Five or more years recent and uninterrupted experience as a Linux System Administrator
• Four or more years recent and uninterrupted experience as an AWS Cloud System Administrator
• In-depth knowledge of RHEL/RHEL derivative Linux (components, commands, layout, maintenance)
• AWS and RHEL Security Hardening procedures and best practices
• Experience deploying Linux services and applications such as LAMP
• Excellent user interface / interpersonal / written and verbal communication skills
• Strong knowledge of common Linux application, service, networking, and storage technologies
• Strong work ethic and an eagerness to learn
• Ability to work independently and in a team environment
• Ability to learn and grow skillset as needed to support client requirements

Desired Skills

• Configuration Management (e.g. SaltStack)
• Containerization (Docker, Podman, or Singularity)
• Container Orchestration (Kubernetes)
• Scripting (e.g. Python)
• Networking (routers and switches)
• Experience with ELK Stack, Redis, Message Brokers

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