We are a global mining company dedicated to safely delivering nickel, copper, cobalt, and platinum group metals essential for the world’s energy transition. Our metals are integral to life‑saving medical equipment and the electric vehicles driving the fight against climate change – our work truly matters. Join our diverse team of 15,000 talented individuals committed to transforming critical minerals into prosperity and sustainable development in countries like Canada, Brazil, Indonesia, the United Kingdom, and Japan. We are currently seeking a Senior Manager, Technical Architecture, to join our Information Technology organization, supporting enterprise and industrial operations from Toronto/Sudbury, ON. This is a permanent, hybrid role, operating in a complex, global IT and OT workplace, where uptime, safety, and resilience are non‑negotiable. It is designed for a senior technical expert who can act as a hands‑on authority across infrastructure, networks, hosting, cloud, integration platforms, cybersecurity, identity, and end‑user computing. You will work closely with engineering teams, vendors, cybersecurity, architecture peers, and delivery teams to turn architectural intent into operable, real‑world solutions across corporate and site‑based environments. You are a deeply technical architecture leader who thrives in large‑scale, industrial or asset‑intensive environments. You are comfortable going deep into technical detail when required and are respected as a trusted authority during complex design decisions, major incidents, and critical initiatives. You balance strong architectural thinking with pragmatic execution. You understand the realities of legacy systems, OT constraints, and operational risk—and you design solutions that work in practice, not just on paper. Backend IT &

• OT Technical Architecture Own and evolve the technical architecture for backend IT and OT platforms, including data centres, networks, cloud environments, hosting platforms, middleware, identity, cybersecurity tooling, and end‑user computing Ensure architectures support both enterprise IT workloads and industrial OT environments Design for availability, performance, safety, security,



and operational resilience Infrastructure, Network &

• Hosting Architecture Define and oversee enterprise‑wide network architectures spanning corporate, site, and OT networks Own hosting and compute architectures across on‑prem, private cloud, public cloud, and hybrid environments Ensure appropriate segmentation, redundancy, and failover across IT/OT landscapes Cloud, Middleware &

• Platform Integration Define cloud architecture patterns and technical guardrails Own middleware and integration platform architectures supporting enterprise, data, and industrial systems Cybersecurity &

• Technical Risk Management Embed cybersecurity‑by‑design across technical architectures Partner closely with cybersecurity teams to align with standards, threat models, and regulatory requirements Assess and mitigate technical risks related to legacy platforms, OT environments, and site constraints Technical Leadership &

• Delivery Support Act as a senior technical authority for solution design, major incidents, and complex challenges Provide hands‑on guidance to engineers, integrators, and vendors through design, build, testing, and deployment Review and challenge technical designs to ensure architectural integrity and operational viability Standardization &

• Continuous Improvement Define repeatable technical patterns and reference architectures Capture lessons learned from outages and implementations to improve resilience and reliability 11–15 years of experience in infrastructure, platform, or technical architecture roles Strong background in enterprise infrastructure, networking, cloud, middleware, and cybersecurity Practical experience supporting or operating in industrial or OT‑adjacent environments strongly preferred Proven experience working with vendors, system integrators,



and managed service providers Bachelor’s degree in Information Technology, Computer Science, Engineering, or a related field Deep technical expertise across infrastructure, networking, hosting, cloud, identity, and end‑user platforms Strong understanding of hybrid IT/OT architectures Hands‑on technical leadership and incident support experience Strong communication skills across technical and non‑technical audiences Participation in a competitive Defined Contribution Pension package Comprehensive benefits package (company paid core coverage, health and dental coverage, flex accounts, disability plans, and optional insurances) Leave for all of life’s reasons (vacation, personal, sick, parental) Work culture dedicated to safety, diversity & inclusion, and career growth Employee Family Assistance Program Virtual Healthcare online Online training and career development opportunities Toronto, Canada’s largest city and financial hub, is a center of innovation, commerce, and culture. Our Toronto office serves as a strategic hub for corporate functions, technology development, and business operations. Here, we drive initiatives that support Vale Base Metals’ global operations, leveraging advanced analytics, digital transformation, and strategic planning to ensure operational excellence across all regions. The city sits atop one of the world’s largest and oldest meteorite impact sites, the Sudbury Basin, which is exceptionally rich in nickel, copper, and other critical minerals that are needed for the green economy. Our commitment to the community is as deep as our mines. We treat each other fairly and with dignity regardless of race, gender, nationality, ethnic origin, religion, age, sexual orientation, or any other personal consideration that makes us different. Vale is an equal opportunity employer seeking to increase diversity across our operations and improve equal opportunity at Vale and in the mining industry. Accommodation is available throughout our recruitment process for applicants with disabilities. Vale uses artificial intelligence to screen, assess, and/or select applicants for this position. CAD $140000 #

📌 Senior Manager, Medical (Toronto)
🏢 Vale Base Metals
📍 Toronto