Overview
AWS CLOUD ARCHITECT

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

ABOUT ADASTRA

Adastra is a global leader in AI and data-driven transformation, helping organizations lead with artificial intelligence—responsibly, strategically, and at scale. With over 25 years of experience, Adastra empowers enterprise clients to unlock business value through data innovation, operational excellence, and smart customer engagement.

Trusted by some of the world’s most prominent brands, Adastra delivers end-to-end solutions grounded in thoughtful strategy, robust governance, and deep technical expertise. From defining vision to ensuring execution, Adastra guides organizations through every stage of their AI, data and cloud journey—building future-ready capabilities and delivering measurable, lasting impact.

Adastra serves clients across key industries including financial services, automotive, manufacturing, technology, media and telecom (TMT), healthcare, retail, and professional services. The company employs more than 2,000 professionals across North America, Europe, and Asia.

EQUAL PROSPECT EMPLOYER

In our commitment to promote fair and equitable treatment of all employees and applicants, Adastra Corporation provides equal employment opportunities for all individuals regardless of age, sex, disability, race, ethnic origin, citizenship, creed, sexual orientation, marital status, or any other ground as described in the Ontario Human Rights Code.In addition, accommodation will be provided during the hiring process. Adastra Corporation’s implementation and support of employment initiatives, encourage diversified labour force participation and equal access to opportunities based on merit and performance.

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📌 AWS Cloud Architect (Ontario)
🏢 Adastra
📍 Ontario