Senior Technology Architect Job at Randstad (Toronto)

Senior Technology Architect

Randstad

Location:
Canada , Toronto

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

We are seeking a highly experienced Senior Technology Architect to lead the design and infrastructure transformation of a critical digital health platform. This role focuses on modernizing technical strategies and integrated architectures across web, mobile, and cloud environments. You will act as a senior technical advisor, liaising between internal stakeholders and external partners such as Ontario Health, IBM, Oracle, and AWS. ... The ideal candidate will have deep expertise in Oracle Maximum Availability Architecture (MAA) and a strong background in public-sector healthcare standards. You will be responsible for ensuring that all designs adhere to GO-ITS and Ontario Health 2.0 standards while managing technical teams to deliver high-quality, high-availability solutions.

Job Responsibility:

Architecture Transformation: Lead the design and infrastructure transformation of the Digital Health Data Platform (DHDP) while maintaining alignment with legacy systems (iPHIS, DHIR)
Infrastructure Design: Define and design requirements for hardware, software, network, and mobile infrastructure, specifically using PaaS and CaaS (Container as a Service) technologies
High Availability: Implement and sustain Maximum Availability Architecture (MAA) solutions, specifically working with Oracle T7, Backup and Recovery Appliances, and OVM server farms
Stakeholder Liaison: Act as the primary technical point of contact for external vendors including Sematext, Docker, RedHat, and cloud providers
Leadership & Management: Oversee technical teams and junior staff, coordinating all aspects of project deliverables, planning timelines, and identifying strategic risks
Technical Advisory: Provide expert advice on emerging IT trends (AI, Mobile, Web Services) and translate complex business requirements into robust application designs

Requirements:

5+ years of experience with federal/provincial public-sector healthcare providers and demonstrated experience with GO-ITS Digital Health and Ontario Health standards
Proven experience delivering Maximum Availability Architecture solutions using Oracle T7 and Oracle OVM
10+ years of experience with JEE, JSF, Node.js, and mobile development (iOS/Android Native and Hybrid)
Expert-level knowledge of HL7 standards (FHIR, V2, V3, CDA) and terminology standards (SNOMED-CT, LOINC). Hands-on FHIR implementation is mandatory
Experience implementing comprehensive PKI, Multi-Factor Authentication (MFA), and Single Sign-On (SSO) solutions
Deep understanding of hybrid, on-premise, and Cloud development based on PaaS and containerization (Docker, Kubernetes)
Ability to identify areas for improvement, recommend mitigation strategies for strategic risks, and manage project budgets
Familiarity with Public Sector Enterprise Architecture artifacts, Architecture Processes, and Blueprints

What we offer:

Architectural Authority: Direct influence over the technical strategy and efficiency of the PHS solution portfolio
Network Influence: High-level collaboration with industry giants like IBM and Oracle Canada
Mission-Critical Impact: Work on high-profile immunization, pharmacy, and lab domain projects that impact provincial safety
Legacy to Cloud Bridge: Lead the transition from on-premise infrastructure to sophisticated hybrid-cloud models

Additional Information:

Job Posted:
January 11, 2026

Expiration:
February 13, 2026

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