Mainframe Modernization Architect

Position Description:

The Mainframe Modernization Architect is a strategic technology leader responsible for defining and driving endtoend modernization of legacy mainframe applications platforms and data ecosystems.

Your future duties and responsibilities:

- Lead endtoend modernization of mainframe applications and data (COBOL PL/I CICS IMS DB2 MQ JCL) into cloud hybrid distributed or replatformed architectures.
- Define modernization strategies (rehost replatform refactor rewrite replace encapsulate) aligned to business goals and risk appetite.
- Develop phased migration roadmaps dependency mapping and cutover models (strangler fig blue/green parallel run).
- Design target-state architectures for applications data integration and observability across mainframe cloud.
- To create and present solution Lead proposal to completion
- Establish domain decomposition API and event-driven strategies data replication and resiliency patterns.
- Set engineering standards for microservices APIs data platforms CI/CD and infrastructure-as-code.
- Leverage AI to accelerate code understanding automated refactoring test generation defect triage and modernization scenario modeling (cost/timeline/risk).

Required qualifications to be successful in this role:

- Deep expertise in COBOL JCL CICS IMS DB2 MQ and legacy application ecosystems.
- Strong background in cloud/hybrid architecture (Azure/AWS/GCP) and distributed systems.
- Proven experience in modernization approaches: rehost replatform refactor rewrite.
- Skilled in microservices APIs event-driven design CI/CD IaC and container platforms.
- Hands-on with data migration replication and integration patterns.
- Familiarity with AI-assisted code analysis refactoring and test generation tools.
- Strong architecture roadmapping domain decomposition and cutover strategy skills.
- Excellent communication and leadership across business engineering and operations.

CGI is providing a reasonable estimate of the pay range for this role. The determination of this range includes factors such as skill set level geographic market experience and training and licenses and certifications. Compensation decisions depend on the facts and circumstances of each case. A reasonable estimate of the current range is $120000$170000. This role is an existing vacancy.

#LI-SH1

Use of the term architect in this job posting refers to the technical sense related to Information Technology (IT) and does not imply that the individual practices architecture or possesses the requisite license as prescribed by the applicable provincial or territorial architect regulator. We are seeking individuals with expertise in IT architect-related functions but licensure from an architect regulator is not a prerequisite for this position. Architecture is a regulated profession in Canada which is restricted in terms of use of titles and designation.

Skills:

• Application Design
• English
• Legacy System Integration
• Mainframe
• Solution Design

What you can expect from us:

Together as owners lets turn meaningful insights into action.

Life at CGI is rooted in ownership teamwork respect and belonging. Here youll reach your full potential because

You are invited to be an owner from day 1 as we work together to bring our Dream to life. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.

Your work creates value. Youll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas embrace new opportunities and benefit from expansive industry and technology expertise.

Youll shape your career by joining a company built to grow and last. Youll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

At CGI we value the strength that diversity brings and are committed to fostering a workplace where everyone belongs. We collaborate with our clients to build more inclusive communities and empower all CGI partners to thrive. As an equal-opportunity employer being able to perform your best during the recruitment process is important to us. If you require an accommodation please inform your recruiter.

To learn more about accessibility at CGI contact us via email. Please note that this email is strictly for accessibility requests and cannot be used for application status inquiries.

Come join our teamone of the largest IT and business consulting services firms in the world.