HP NonStop (HPNS) Architect in Mississauga

Atos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organizations worldwide retain control over their data and infrastructures, while meeting regulatory requirements.

The HP NonStop (HPNS) Architect provides strategic and technical leadership for the architecture, modernization, resilience, performance, and security of mission-critical HP NonStop environments. The role is responsible for defining and evolving the HPNS technology architecture to support highly available transactional platforms, particularly within banking, insurance, and payment environments where availability, transactional integrity, security, and business continuity are essential.

The Architect serves as a trusted technical advisor, providing proactive oversight of the HP NonStop platform, supporting technologies, and emerging industry trends. They develop practical modernization roadmaps and recommend secure, scalable, and resilient solutions aligned with enterprise architecture standards and business priorities.

Responsibilities

• Serve as the lead consulting expert on HP NonStop environments for high-impact projects, including transformation and modernization initiatives.
• Define, evolve, and govern HPNS principles, standards, and target architectures in alignment with corporate strategic direction.
• Design and recommend architectures optimized for performance, scalability, resilience, and security.
• Advise stakeholders on the design, evolution, integration, and optimization of HP NonStop-based solutions.
• Proactively identify challenges related to capacity and performance, availability and resilience, security, technology obsolescence, and operational risks, and formulate structured and prioritized recommendations.
• Actively contribute to reducing technology debt by defining realistic, aligned, and secure roadmaps.
• Produce and maintain architecture deliverables (target architectures, guidelines, reference models, guides, transition plans).
• Guide architecture decisions in projects and ensure alignment with client standards.
• Support operational excellence, particularly by improving resilience, optimizing performance, and introducing observability and proactive monitoring mechanisms.
• Promote the automation and standardization of operations and deployment processes.
• Participate in the management and analysis of major incidents and identify areas for structural improvement.
• Represent the organization with suppliers, manufacturers, and integrators, and influence technology strategies.
• Serve as a technical resource and coach, fostering knowledge transfer, skill development, and the sustainability of HPNS expertise.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent combination of education and relevant experience.
• Languages: English – Fluent; French – Fluent (professional working proficiency).
• Extensive experience designing, supporting, or architecting HP/HPE NonStop environments supporting mission-critical applications.
• Experience supporting HP NonStop platforms within banking, financial services, insurance, payments, or other high-volume transactional environments.
• Strong knowledge of NonStop operating environments, system architecture, high availability, fault tolerance, performance, capacity management, and disaster recovery.
• Demonstrated experience developing enterprise or solution architecture, technology standards, reference architectures, and modernization roadmaps.
• Strong understanding of security architecture and cybersecurity principles applicable to mission-critical transactional environments.
• Experience with enterprise integration patterns, APIs, middleware, and connectivity between HPNS and distributed/cloud-based platforms.
• Knowledge of automation, monitoring, observability, infrastructure management, and operational tooling.
• Experience conducting architecture assessments and identifying technical debt, lifecycle risks, performance constraints, and modernization opportunities.
• Ability to translate complex technical requirements and risks into clear business implications and actionable recommendations.
• Experience working within formal architecture governance, risk, security, and change-management frameworks.

Leadership & Soft Skills

• Demonstrated ability to anticipate technology needs, assess long-term implications, and align architecture decisions with business and technology strategy.
• Strong analytical skills with the ability to assess complex technical challenges, evaluate risks and tradeoffs, and develop practical solutions.
• Proven ability to build alignment and influence decisions across technical teams, business stakeholders, leadership, and external partners.
• Strong written and verbal communication skills, with the ability to clearly convey complex technical concepts, recommendations, and risks to both technical and non-technical audiences.

Preferred Technical Experience

• Expertise in cryptography, encryption, key management, and secure transaction processing.

Here at Atos, diversity and inclusion are embedded in our DNA. Atos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria.