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Key Responsibilities

- Administer and maintain Microsoft Azure environments, including virtual machines, storage, networking, identity services, backups, and replication.
- Manage Microsoft 365 services, including security, compliance, Exchange Online, SharePoint, Teams, and endpoint management via Intune.
- Support hybrid infrastructure, including Entra ID and Intune integration, and enterprise backup/disaster recovery strategies.
- Oversee IT infrastructure to ensure high availability, performance, and reliability.
- Administer, configure, and maintain enterprise firewalls (on‑premises and cloud‑based), including rule sets, NAT, VPNs, site‑to‑site connectivity, and security zones.
- Manage and monitor intrusion detection and prevention systems (IDS/IPS), ensuring timely detection, alerting, and mitigation of threats.
- Design, implement, and maintain network and system security policies aligned with Zero Trust and defense‑in‑depth principles.
- Perform patching, updates, upgrades, and migrations for Azure resources, M365 services, on‑premises systems, firewalls, and security appliances with minimal disruption.
- Follow and contribute to formal change management processes, ensuring all infrastructure changes are properly reviewed, approved, and documented prior to implementation.
- Manage server, network, and security asset lifecycle, maintaining accurate inventories and documentation.
- Plan, scope, and deliver IT projects to enhance infrastructure efficiency, performance, and cloud resource optimization.
- Leverage AI‑powered tools to streamline workflows and increase productivity.
- Develop scripts (PowerShell, Bash, Azure CLI, Python) to automate system, network, and security management tasks.
- Document IT and security processes, system configurations, firewall rule sets, and security policies.
- Proactively identify and present recommendations to optimize IT systems, Microsoft Azure resources, M365 environments, and network security posture.

Cybersecurity & Risk Management

- Contribute to and monitor cybersecurity frameworks, including the NIST CSF, Microsoft 365 security services (Defender for Endpoint, Defender for Office 365,



Conditional Access, Intune), and Zero Trust principles.
- Conduct vulnerability assessments and penetration testing to identify and remediate risks across servers, endpoints, networks, firewalls, and security appliances.
- Utilize SIEM and XDR tools for threat detection, correlation, and incident response.
- Implement identity and access management (IAM) best practices, including Entra ID security policies, Conditional Access, and Intune compliance policies.
- Support audit readiness and compliance efforts, including NERC CIP where applicable.
- Contribute to internal security awareness efforts by providing guidance and training to staff on cybersecurity best practices.

End-User Support & Collaboration

- Provide technical support and guidance to staff for hardware, software, network, and security-related issues, including Azure, M365, Intune, and secure remote access (VPN).
- Assist the IT Support Specialist and end users with escalated issues and day-to-day IT needs.
- Contribute to IT initiatives, providing technical guidance and support on strategic infrastructure and security projects.

Key Requirements

- Bachelor's degree in Computer Science, Information Technology, Information Systems, or a related field.
- 5–8+ years of experience in IT systems administration, networking, or IT support.
- Proven experience as a Microsoft 365 Administrator, including security, compliance, and Intune management.
- Advanced hands‑on experience with Microsoft Azure administration, including VM management, Entra ID, networking, storage, and hybrid integration.
- Advanced proficiency in Windows Server administration and Linux operating systems (intermediate level or above).
- Hands‑on experience with containerization and orchestration technologies,



including Docker and Kubernetes (AKS).
- Hands‑on experience managing enterprise firewalls and IDS/IPS solutions.
- Experience managing enterprise networking equipment, including switches, wireless access points, and LAN/WAN infrastructure.
- Hands‑on experience with vulnerability assessments, penetration testing, and cybersecurity tools (SIEM, XDR).
- Experience in server, network, and security infrastructure maintenance, patching, and lifecycle management.
- Experience supporting hybrid infrastructure and enterprise backup/disaster recovery solutions, including cloud components.
- Experience with remote access technologies, including VPN configuration, management, and troubleshooting.
- Hands‑on experience with SIEM platforms for threat detection, log management, and incident response.
- Experience with scripting (PowerShell, Bash, Azure CLI, Python) for IT and security automation.
- Strong communication skills, problem‑solving abilities, and meticulous attention to detail.

Preferred Qualifications

- Professional certifications in Microsoft Azure/M365, cybersecurity (e.g., CompTIA Security+), or networking (e.g., CCNP).
- Experience with automation and workflow optimization tools, including Copilot Studio.
- Exposure to IT governance, risk management, or compliance audits.
- Experience with multi‑cloud environments.
- Familiarity with NERC CIP compliance standards.
- Experience with Microsoft Sentinel for SIEM, threat detection, and security operations.
- Familiarity with OT/ICS environments and the unique security and infrastructure challenges they present.

Role Details

- Role Type: Permanent, Full‑Time
- Location: Hybrid – Mississauga HQ (3 days per week expected)

Benefits

- Market-competitive salary and bonus
- Benefits package
- RRSP Match

Rodan welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process.

Note that a criminal background check will be conducted as part of the hiring process.

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Apply on Kit Job: kitjob.ca/job/2fs3uy

📌 Senior IT Systems Specialist (Mississauga)
🏢 Rodan Energy
📍 Mississauga