System Administrator to support an enterprise infrastructure environment with a focus on Unix/Linux systems
S.i. Systems
Ottawa, ON-
Number of positions available : 1
- Salary To be discussed
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Contract job
- Published on February 20th, 2026
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Starting date : 1 position to fill as soon as possible
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.
Disclaimer:AI may be used in evaluating candidates.
This role is to identify a pipeline of candidates for future opportunities.
Requirements
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