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System Administrator to support an enterprise infrastructure environment with a focus on Unix/Linux systems
System Administrator to support an enterprise infrastructure environment with a focus on Unix/Linux systemsS.i. Systems • Ottawa
System Administrator to support an enterprise infrastructure environment with a focus on Unix/Linux systems

System Administrator to support an enterprise infrastructure environment with a focus on Unix/Linux systems

S.i. Systems • Ottawa
30+ days ago
Job type
  • Full-time
Job description

Our valued client is seeking a System Administrator to support, automate, and maintain enterprise infrastructure environments, with a strong focus on Unix/Linux systems, infrastructure automation, cloud platforms, and Kubernetes.

Responsibilities:

  • Build, configure, administer, and support Unix/Linux environments (including enterprise Linux distributions).
  • Design, implement, and maintain infrastructure automation solutions using Ansible to ensure consistency, scalability, and reliability.
  • Support containerized platforms, including Kubernetes, for deployment, orchestration, and lifecycle management of applications.
  • Administer and support cloud-based infrastructure (IaaS/PaaS), integrating automation and configuration management best practices.
  • Support and maintain enterprise systems on IBM Z, ensuring availability, performance, and compliance with operational standards.
  • Develop and maintain technical design, build, and operational documentation for infrastructure and automation solutions.
  • Monitor system health, performance, logs, and alerts; proactively identify and resolve issues.
  • Apply operating system patches, upgrades, and configuration changes to minimize availability and performance risks.
  • Collaborate with internal teams, customers, and vendors to resolve incidents, implement changes, and improve infrastructure resilience.

Must have:

  • 7+ years of experience as a System Administrator in enterprise environments.
  • Strong experience administering Unix/Linux systems.
  • Hands-on experience with Ansible and infrastructure automation.
  • Experience supporting Kubernetes and containerized workloads.
  • Experience working with cloud infrastructure.
  • Scripting experience (e.g., Shell, Python).

Secret Clearance

Hybrid - On site for the first 3 months then possibility of being remote.



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System Administrator to support an enterprise infrastructure environment with a focus on Unix/Linux systems • Ottawa

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