Senior Manager, IT​/OT Infrastructure & Cybersecurity

Senior Manager, IT/OT Infrastructure & Cybersecurity

Power

ON Energy Solutions | Toronto, ON

Reporting to the Head of Energy Markets & Software Solutions, the Senior Manager, IT/OT Infrastructure & Cybersecurity is a leadership role responsible for the strategy, delivery, and ongoing management of Power

ON's information and operational technology systems. Working in close collaboration with the Systems Integration team, this role plays a critical part in enabling Power

ON's operations ensuring that infrastructure and security programs are robust, scalable, and resilient.

Drive Power

ON's IT/OT infrastructure governance strategy, aligned to business growth and fleet electrification program objectives.

Lead the development and continuous improvement of IT/OT policies, procedures, and compliance frameworks.

Provide SME input to the design, configuration, and deployment of IT/OT infrastructure across electrification projects, including OT networks, servers, virtualization environments, firewalls, and industrial communications systems.

Own disaster recovery and business continuity planning, ensuring tested and documented recovery procedures are in place.

Work closely with the Systems Integration team, to ensure correct configuration and ongoing performance of network components across IT and OT environments, including managed switches, routers, firewalls, and VPNs.

Monitor network performance, proactively identify risks, and drive continuous improvement.

Manage Power

ON's cybersecurity program, including risk assessments, vulnerability management, incident response, and compliance with applicable standards (e.g., NIST CSF, IEC 62443).

Conduct and oversee regular security audits and assessments across IT and OT systems.

Develop and maintain security policies and controls in alignment with requirements and industry best practices.

Act as the primary point of contact for cybersecurity matters with internal stakeholders, auditors, and third-party assessors.

Provide oversight and strategic direction for IT service delivery, with day-to-day execution managed by internal IT and Managed Services Provider (MSP).

Set performance expectations and governance standards for the MSP relationship, including SLA accountability, escalation paths, and periodic reviews.

Maintain visibility into the Microsoft 365 ecosystem, endpoint management, and internal IT operations.

Own vendor relationships and contracts for IT/OT services, negotiate agreements, and manage budgets to deliver value and accountability.

Provide oversight of incident and problem management processes, ensuring timely resolution and root cause analysis for infrastructure-related issues.

Bachelor's degree in computer science, Information Technology, Engineering, or a related field.

Minimum 7 years of progressive experience in IT/OT infrastructure, with at least 2 years in a leadership or management role.

Demonstrated ability to develop and execute infrastructure strategy in a multi-site, operational environment.

Strong knowledge of network architecture, server infrastructure, virtualization, and systems security.

Familiarity with enterprise firewall platforms (e.g. Fortinet/Forti Gate)

Experience with the Microsoft ecosystem, including Azure, Microsoft 365, and Intune/Endpoint Manager.

Proven track record of significantly contributing to a cybersecurity program, including policy development and risk management.

While all qualified candidates are invited to apply, we particularly welcome applications from women, persons with disabilities, First Nations, Métis and Inuit peoples, members of visible minorities, and 2

SLGBTQ+ persons.

Power

ON will accommodate candidates under the AODA legislation in all aspects of the hiring process. Please notify us if accommodation is required.

Power

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