Designs and leads secure AWS architectures for migrating critical banking systems from on-premises data centers. Responsibilities include legacy dependency mapping, migration strategy, landing zones, hybrid connectivity, infrastructure as code, security controls, regulatory compliance, disaster recovery, cost governance, audit evidence, and cloud modernization. The role partners with risk, compliance, security, architecture, application, and engineering teams while providing technical guidance and supporting regulatory examinations.
Client: BMO
Position Summary
We are seeking an experienced AWS Cloud Architect to lead the design and execution of cloud migration initiatives for critical banking systems and infrastructure. The role will focus on architecting secure, resilient, scalable, and audit-ready AWS environments while managing the unique technical, security, and regulatory considerations associated with migrating financial systems from legacy on-premises data centers. The successful candidate will work closely with Risk, Compliance, Information Security, Enterprise Architecture, and application teams to ensure cloud solutions meet regulatory and institutional standards while enabling business continuity and modernization
Primary Location:
Toronto, ON
Work Model:
Hybrid 3-Days Onsite
Employment Type:
Contract
Responsibilities
- Design end-to-end AWS architectures for migrating on-premises banking applications, core systems, and data to AWS with minimal disruption to critical financial services
- Lead discovery and dependency mapping of legacy environments including mainframes, core banking platforms, databases, and middleware to determine appropriate migration strategies
- Define and execute migration approaches including rehost, replatform, refactor, and retire
- Develop detailed migration plans and runbooks aligned with regulatory change-control, business continuity, and disaster recovery requirements
- Architect AWS landing zones, VPCs, network segmentation, and security controls aligned with banking security and data residency requirements
- Design and support hybrid connectivity solutions using AWS Direct Connect, VPN, and Storage Gateway
- Partner with Information Security, Risk, Compliance, and Enterprise Architecture teams to ensure solutions meet regulatory and internal control requirements
- Define encryption, key management, identity and access management, privileged access, and other security controls appropriate for financial data
- Develop infrastructure-as-code using Terraform and/or CloudFormation to enable consistent, auditable, and repeatable deployments
- Produce architecture documentation, control evidence, risk assessments, and other materials required for audits and regulatory examinations
- Collaborate with application owners and engineering teams on cloud-native modernization and refactoring of core banking, payment, and customer-facing systems
- Establish cloud cost governance and optimization practices including tagging, chargeback, Reserved Instances, and Savings Plans
- Provide technical guidance and mentorship to engineering and infrastructure teams on secure AWS architecture patterns
- Serve as a technical liaison during regulatory examinations, third-party risk assessments, and internal audits related to cloud infrastructure
Qualifications, Skills & Experience
- Senior-level experience as a Cloud Architect, AWS Cloud Architect, Solutions Architect, or similar role
- Strong hands-on experience designing and implementing enterprise AWS cloud architectures
- Proven experience leading large-scale migration of on-premises infrastructure and applications to AWS
- Strong understanding of AWS services including VPC, IAM, KMS, CloudHSM, Direct Connect, VPN, Storage Gateway, and related networking and security services
- Experience designing AWS landing zones, network segmentation, secure connectivity, and multi-account cloud environments
- Strong understanding of hybrid cloud architectures and on-premises to AWS migration strategies
- Experience with infrastructure-as-code tools such as Terraform and/or AWS CloudFormation
- Experience with cloud security, encryption, identity and access management, privileged access, and data protection
- Experience working with enterprise risk, compliance, information security, and architecture teams
- Strong understanding of business continuity, disaster recovery, change management, and operational resilience
- Experience creating architecture documentation, migration runbooks, risk assessments, and audit/control evidence
- Strong understanding of enterprise networking, databases, middleware, and legacy infrastructure
- Excellent communication and stakeholder management skills with the ability to work across technical and business teams
- Experience working in regulated environments, preferably financial services or banking
Nice To Have
- Experience with banking, financial services, or other highly regulated environments
- Knowledge of financial industry regulatory frameworks such as FFIEC, GLBA, PCI-DSS, SOX, and OCC guidance
- Experience migrating core banking platforms, payment systems, transaction processing platforms, or customer data environments
- AWS certifications such as AWS Certified Solutions Architect – Professional or AWS Certified Security – Specialty
- Experience with AWS Control Tower and enterprise cloud governance
- Experience with cloud cost management and FinOps practices
- Experience supporting regulatory examinations, internal audits, or third-party risk assessments
- Experience mentoring cloud engineering and infrastructure teams
- Experience with cloud-native modernization and application refactoring
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