Full Time Intermediate Systems Administrator

Overview

Job Skills / Requirements

Paladin Security is seeking an Intermediate Systems Administrator to join our Corporate IT team. This role is ideal for a systems professional who enjoys solving complex technical challenges, improving infrastructure, and working with modern Microsoft, cloud, and virtualization technologies. As a key member of the Infrastructure team, you'll work closely with IT leadership to support and enhance enterprise systems serving users across Canada and the United States. You'll be involved in both day-to-day operations and strategic projects, with opportunities to expand your expertise in cloud computing, automation, cybersecurity, and enterprise infrastructure. If you're a hands-on administrator looking for your next step and don't meet every qualification listed below, we still encourage you to apply.

Location: Ontario (Hybrid/Remote Based on Location)

What You’ll Do

Infrastructure & Operations

• Administer and support enterprise Windows Server environments
• Manage Active Directory, Entra ID (Azure AD), and Microsoft 365 services
• Support virtualization platforms, storage systems, and backup solutions
• Monitor infrastructure health, performance, and availability
• Plan and implement system upgrades, patching, and maintenance activities
• Participating in business continuity and disaster recovery initiatives
• Plan and implement office build or relocation

Support & Escalation

• Act as an escalation point for complex technical issues
• Partner with the Service Desk to resolve infrastructure-related incidents
• Troubleshoot server, cloud, networking, and Microsoft 365 issues
• Work with vendors and technology partners to resolve problems and implement solution

Security & Compliance

• Apply security best practices across all systems and deployments
• Investigate cybersecurity alerts and respond to incidents
• Support Zero Trust architecture principles and implementation

Cloud Security & Automation

• Support and maintain Azure and hybrid cloud services
• Apply security best practices across systems and services
• Assist with security investigations and remediation efforts
• Develop scripts and automation to improve operational efficiency
• Contribute to infrastructure modernization and continuous improvement initiatives

Collaboration

• Maintain technical documentation and operational procedures
• Communicate changes and maintenance activities to stakeholders
• Collaborate with cross-functional teams on projects and improvement

Required Experience

• 3+ years of experience in Systems Administration, Infrastructure Support, or IT Operations
• Experience administering Windows Server environments
• Experience supporting Microsoft 365 and Active Directory
• Strong troubleshooting and problem-solving skills
• Working knowledge of networking fundamentals
• Experience with PowerShell or other scripting/automation tools

Experience with any of the following is considered an asset:

• Azure and/or AWS
• Nutanix or other virtualization platforms
• Veeam Backup & Replication
• Microsoft Teams Phone
• Microsoft Endpoint Manager / Intune
• SQL Server administration
• Five9 or similar contact center technologies

Education & Certifications

• Degree, diploma, certification, or equivalent practical experience in Information Technology or Computer Science

Education Requirements (All)

College/University Education

Additional Information / Benefits

Paladin Security: Great Place To Work Certified™ 2026 – Making the World a Safer and Friendlier Place because we CARE !
The Paladin Difference starts with our people; we're the best because we hire the best. We believe in promoting from within, respecting people and their differences, providing high quality service and always having fun! If you think you have what it takes to join our team, we want to meet you!

Paladin Security has a diverse workforce and we believe in and are committed to a workplace culture of respect, inclusion, and diversity. Paladin Security is committed to providing accommodations for people with disabilities through the interview process and while employed. If you require an accommodation during the interview process, please let us know and we will work with you to meet your needs.

We thank all applicants for their interest; however, only those candidates that are short listed will be contacted for an interview.

Benefits: Medical Insurance, Dental Insurance, Vision Insurance, Paid Vacation, Paid Sick Days, Paid Holidays, Educational Assistance