Senior System Engineer

CBTS serves enterprise and midmarket clients in all industries across the United States and Canada. CBTS combines deep technical expertise with a full suite of flexible technology solutions--including Application Modernization, Managed Hybrid Cloud, Cybersecurity, Unified Communications, and Infrastructure solutions. From developing and deploying modern applications and the secure, scalable platforms on which they run, to managing, monitoring, and optimizing their operations, CBTS delivers comprehensive technology solutions for its clients' transformative business initiatives. For more information, please visit www.cbts.com.

OnX is a leading technology solution provider that serves businesses, healthcare organizations, and government agencies across Canada. OnX combines deep technical expertise with a full suite of flexible technology solutions—including Generative AI, Application Modernization, Managed Hybrid Cloud, Cybersecurity, Unified Communications, and Infrastructure solutions. From developing and deploying modern applications and the secure, scalable platforms on which they run, to managing, monitoring, and optimizing their operations, OnX delivers comprehensive technology solutions for its clients’ transformative business initiatives. For more information, please visit www.onx.com.

Ob Summary:

We are seeking a detail-oriented and proactive Linux Systems Engineer to manage patching, change control, and incident response across enterprise Linux environments. This role ensures system stability, security compliance, and operational continuity through structured ITIL-based processes.

Key Responsibilities:

Patching & Vulnerability Management:

• Perform regular patching of Linux systems using tools like BigFix, SCCM, or Ansible.
• Monitor patch compliance and generate reports on effectiveness and coverage.
• Escalate unresolved patching issues to L2/L3 support teams.
• Conduct vulnerability assessments and coordinate remediation efforts.

Change Management:

• Raise and manage change requests in alignment with ITIL standards.
• Coordinate with application and business owners for change approvals.
• Ensure proper documentation and rollback plans for all changes.
• Participate in CAB (Change Advisory Board) meetings and reviews.

Incident Management:

• Respond to and resolve Linux-related incidents within SLA timelines.
• Perform root cause analysis and implement corrective actions.
• Maintain incident logs and contribute to post-incident reviews.
• Collaborate with cross-functional teams to minimize downtime and impact.

Required Skills & Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• 4+ years of experience in Linux system administration.
• Hands-on experience with patch management tools and vulnerability scanners (e.g., Qualys, Nessus).
• Familiarity with ITIL processes for change and incident management.
• Strong scripting skills (Bash, Python) for automation.
• Excellent communication and documentation skills.

Preferred Certifications:

• Red Hat Certified Engineer (RHCE) or equivalent.
• ITIL Foundation or Practitioner.
• CompTIA Security+ or similar security certification.

Work Environment: Hybrid