Senior System Administrator

Main Responsibilities

• Build, test and operate the high-security infrastructure domain for satellite operations.
• Provide integration with other environments through various security zones and portals.
• Provide technical assistance to the applications and operations teams for hardware, operating systems, and hypervisors.
• Develop and operate a highly secure backup process.
• Build out, operate and support various Basic Infrastructure Services (DNS, DHCP, NTP, etc).
• Develop automation scripting for environments and provide documentation.
• Follow and document operational processes including Change Management.
• Manage log aggregation, monitoring and alerting as required.
• Proactively plan and determine patching strategies, high-availability, upgrades and updates.
• Manage and monitor all local storage platforms.
• Provide operational support on a 24x7 basis, on-call.

Education & Experience Required

• University degree or equivalent experience in Computer Science or related stream.
• Must have at least 7 years experience in the installation, configuration and operation of Linux-based environments (e.g. RedHat, Ubuntu).
• Must have at least 5 years experience in building out on-premise, secure data centre based hardware clusters (network, servers and storage).
• Proven experience in the deployment and operation of hypervisors (VMware, KVM) is required.

Specialized Skills, Knowledge & Abilities

• Strong experience with building and running large scale, high-available and fault-tolerant network infrastructure.
• Strong experience in the building and operation of dedicated, isolated infrastructure services such as DNS and NTP.
• Strong knowledge of IAM and access management strategies and tooling.
• Strong understanding and hands on experience in the daily administration of Linux.
• Experience leveraging scripts to build infrastructure (i.e. Bash, Python, Terraform).
• Familiarity with Kubernetes deployments considered an asset.
• Familiarity with SRE concepts considered an asset.

Decision Making & Supervision

• Work under minimal supervision.
• Coordination with security team and network and infrastructure architects.
• Make decisions and recommendations requiring analysis and interpretation within established procedures.
• This role has no direct reports but will work and interact with multi-disciplinary engineering and IT teams.

Working Conditions

• Ability to travel between 3 sites in the Ottawa-Gatineau area is required on a rotational basis (<15%)
• Ability to travel to an alternate data centre is required (<5%)
• No other business travel is anticipated.
• Occasional overtime required.
• Provide operational support on a 24x7 basis, on-call.