Olly Keran

Systems Administrator

Dedicated IT professional with extensive experience in system administration, automation, and infrastructure optimization

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Welcome

I'm a Systems Administrator with extensive experience managing large-scale Linux infrastructure, implementing automation solutions, and optimizing system performance. My expertise spans across virtualization, containerization, and cloud technologies.

With a proven track record of managing 400+ Linux instances and leading infrastructure projects, I bring both technical depth and leadership experience to every challenge.

Featured Projects

Recent work and accomplishments

Ansible Inventory Catalog

Ansible Inventory Catalog

Versioned inventories covering entire customer and internal estate.

Ansible YAML
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Client Project Containers

Client Project Containers

Per-customer Docker full dev stacks with compose files, build defaults, and default anonymised data imports.

Docker Docker Compose CMake
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Escrow Packager

Escrow Packager

Python CLI and Docker helper that builds release escrow bundles per client, archiving previous runs and emitting auditable artifacts.

Python Docker CLI
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Core Skills

Key technical competencies

System Administration

  • Linux (RHEL, SUSE, Debian)
  • Windows Server
  • Virtualization (KVM, VMWare, Xen)
  • OpenVMS

Automation & Scripting

  • Bash
  • Python
  • Go
  • Ansible

Containerization

  • Docker
  • Docker Swarm
  • Podman
  • Kubernetes

Monitoring & Performance

  • Nagios
  • Zabbix
  • Performance profiling
  • Resource optimization

Cloud

  • Amazon EC2
  • Amazon S3
  • Microsoft Azure
  • Oracle Cloud

Development

  • CI/CD pipelines
  • Source control (Git)
  • IaC Reviewer
  • Package maintainer
  • Repository maintainer

Let's Work Together

Looking for an experienced Systems Administrator? I'm available for contract work and consulting.

Contact Me