Senior Systems Engineer

Company : Disability Solutions

Location : Ottawa, ON

Posted Date : 13 October 2025

Job Type : Other

Category : Industrial Engineering

Occupation : Systems Engineer

Job Details

We are looking for an experienced Sr. Systems Engineer to manage and maintain our infrastructure services, primarily focusing on Linux systems and VMware virtualization environments. This is a hybrid role in our Ottowa office, supporting our data center and AWS environments.

In this role you will...

System Administration:
- Manage, configure, and maintain Linux servers in the Data centers and AWS public cloud.
- Perform system upgrades, patch management, and performance tuning.
- Monitor system health, performance, and capacity to ensure high availability.
- Troubleshoot and resolve hardware, software, and networking issues.
- Implement security best practices, including access control, vulnerability management and patching (e.g., Forman, Nessus, and Crowd strike)
- Regularly monitor system performance, utilization, and capacity using monitoring tools (e.g., Checkmk, ELK, Wazuh, New Relic and SolarWinds).
- Monitor and troubleshoot network, hardware, and software issues to minimize downtime and maintain high availability.

Virtualization (VMware):
- Install, configure, and manage VMware ESXi hosts, vCenter servers, and other VMware products.
- Manage virtual machines (VMs), including provisioning, maintenance, and performance tuning.
- Monitor and optimize the performance and capacity of the VMware environment.
- Perform ESX host upgrades, patching, and addressing the vulnerabilities and remediation steps in VMware components.

Automation and Scripting:
- Develop automation scripts using tools like PowerShell, Python, Ansible and bash.
- Implement and maintain Infrastructure as Code using tools like Terraform or CloudFormation for automated provisioning of infrastructure.
- Automate configuration management to ensure that all systems maintain consistent settings across multiple environments.
- Manage and maintain configuration state using Puppet, Ansible, Chef, or Salt Stack.
- Develop automated processes for deploying code, systems provisioning and services to different environments.

Storage and Backup:
- Monitor and maintain storage systems for optimal performance, capacity, and reliability.
- Configure storage arrays, volumes, and file systems, ensuring high availability and fault tolerance.
- Ensure proper data redundancy, RAID configurations, and storage tiering for performance optimization.
- Design, implement, and maintain disaster recovery plans to ensure the organization's data can be recovered in case of disaster events.
- Configure and manage replication technologies for offsite data replication and failover.

You've got what it takes if you have:

- 7+ years experience with knowledge of Linux (RHEL, CentOS, Rocky Linux), VMware vSphere, ESXi, vCenter, and other virtualization technologies.
- Able to produce and maintain automation scripts in scripting languages such as PowerShell, Bash, Python and Ansible and Puppet
- Experience configuring/troubleshooting TCP/IP, DNS, DHCP in production environments, and other core networking protocols
- Experience in planning and implementing hardware upgrades, including firmware updates, and troubleshooting hardware failures.

- Experience performing root cause analysis, troubleshooting system issues and implementing post‑incident corrective actions
- Ability to manage and resolve incidents quickly while maintaining system stability and minimizing downtime.
- AWS Experience in configuring and managing cloud services, infrastructure provisioning, and cloud networking.
- Proficiency in automation using Terraform, CloudFormation, or cloud-native automation tools.
- Bachelor's degree in computer science, Information Technology, or related field or equivalent experience.

#LI-Hybrid