Cyber Defender protecting Ontinue’s AI - powered MXDR customers through SOC threat detection and response. Investigating threats across identity, endpoint, network, and cloud environments.
TI
IT Systems Administrator – Security, Operations
Posted yesterday
About the role
- IT Systems Administrator securing cloud, hardware, and network assets for an Alberta resource and environmental services group. Managing cybersecurity, infrastructure, procurement, and end-user support.
Responsibilities
- Manage and secure approximately 90 endpoints across 3 locations and remote staff
- Administer and harden perimeter defenses using OPNsense, Tailscale, and JumpCloud
- Enforce mandatory MFA, BitLocker disk encryption, and automated patch policies
- Monitor security telemetry via Wazuh SIEM and ensure cyber insurance compliance
- Verify automated, immutable, ransomware-proof server backups syncing to AWS S3 with Object Lock
- Provide operational backup for internal Linux/DevOps repositories using Linux SVN on Ubuntu LTS
- Manage the complete lifecycle of company laptops, desktops, and edge devices
- Procure, deploy, and decommission computer hardware
- Maintain asset integrity in AssetTiger
- Own IT onboarding and offboarding workflows, account provisioning, and hardware staging
- Audit software seats and SaaS subscriptions to reduce redundant licensing costs
- Evaluate, test, and help divisions implement COTS software tools
- Deliver cybersecurity hygiene and software efficiency training to staff
- Provide L1/L2 technical support for Windows 11, ChromeOS Flex, network printers, and cloud VoIP desk phones
Requirements
- 3 to 5 years of hands-on Systems Administration, IT Security, or IT Operations experience managing a multi-site network of 50–150 endpoints
- Strong terminal-level experience with Linux (Ubuntu LTS), file permissions, systemd, Bash/Python scripting, and fundamental security practices (firewall rulesets, log analysis, threat mitigation)
- Familiarity with cloud identity management (Google Workspace, JumpCloud or similar), stateful firewalls (OPNsense/pfSense), mesh VPNs (Tailscale/WireGuard), and cloud storage tools (rclone/AWS S3 CLI)
- Proven track record managing hardware procurement, asset tracking, and vendor sourcing
- Valid Alberta Class 5 Driver's License and access to a personal vehicle for occasional local travel between facilities
Benefits
- Mileage reimbursed for occasional local travel between facilities
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