Senior Infrastructure Solution Designer Location: Toronto, ON Onsite Flexibility: Hybrid Contract Details Position Type: Contract Contract Duration: 12 months (with potential for extension) Shift / Schedule: Monday-Friday, 9:00 AM - 5:00 PM (37.5 hours/week); 1 day/week on-site plus every third Friday on-site Job Summary The Senior Infrastructure Solution Designer will be responsible for designing and documenting robust, resilient infrastructure-focused technology solutions that support enterprise application and business initiatives. This role requires a deep understanding of infrastructure services and platforms including Azure cloud offerings (such as Databricks, Data Factory, IaaS, PaaS, APIM, VDI), database services (SQL, Oracle, PostgreSQL), VMware, middleware, networking, and storage. Working closely with application development teams, business stakeholders, architects, engineers, and delivery teams, the consultant will translate both functional and non-functional requirements into scalable, secure, and supportable infrastructure solutions. A strong understanding of Azure services and infrastructure integration is essential. Experience with cybersecurity platforms and tooling is highly beneficial, including endpoint defense, key management, identity management and authentication, zero trust security, XDR, and SIEM technologies. Candidates with previous engineering or application development experience are highly desirable due to their ability to bridge business, application, and infrastructure requirements. The consultant will support Enterprise Technology initiatives across Cyber Security, Fraud, AML, Corporate Security, Risk, and related business portfolios, partnering with application teams to design infrastructure solutions for new applications, security platforms, and enterprise technology projects while ensuring appropriate cloud, integration, networking, and security architecture requirements are met. Key Responsibilities Assess and define infrastructure requirements for new applications and technology implementations. Specify cloud and on-premises service needs and integration points. Evaluate upstream and downstream system dependencies. Produce detailed solution designs and implementation recommendations. Ensure solutions are resilient, secure, and aligned with enterprise standards. Required Skills 7-10 years of experience in Solution Design, Solution Architecture, Infrastructure Design, or related roles. Strong experience designing enterprise infrastructure solutions. Hands-on knowledge of Microsoft Azure services and cloud-based infrastructure. Experience with Azure service integrations, API integrations, networking, storage, virtual machines, and container technologies. Experience engaging with application development teams to gather requirements and translate application needs into infrastructure solutions. Strong understanding of infrastructure components, integration patterns, and enterprise technology environments. Ability to create solution designs, technical documentation, and implementation recommendations. Experience working within large, complex enterprise environments. Strong stakeholder management and consultative communication skills. Strong consultative and client-facing communication skills. Ability to translate business requirements into technical solutions. Excellent problem-solving and analytical capabilities. Strong collaboration and relationship-building skills. Ability to influence stakeholders and facilitate technical discussions. Self-starter with the ability to work independently in ambiguous environments. Strong attention to detail and documentation skills. Ability to balance strategic thinking with hands-on solution design execution. Preferred Skills Cyber Security domain experience. Experience supporting Fraud, AML, Risk Technology, Corporate Security, or Financial Services environments. Knowledge of Palo Alto firewalls. Experience with SIEM platforms and security monitoring tools. Previous Engineering background (Systems, Infrastructure, Cloud, Network, or Security Engineering). Application Development experience. Azure API Management experience. Experience with containers and containerized platforms. Experience with Databricks. Experience with Azure Data Factory. Banking or Financial Services industry experience. Medical, Vision, and Dental Insurance Plans 401k Retirement Fund About the Client This client is a large, full-service multinational financial institution operating across banking, wealth management, and capital markets, serving millions of clients across its home market in Canada as well as significant commercial and investment banking operations in the United States and other global markets. The organization employs a broad range of technology professionals — including infrastructure solution designers, cloud engineers, DevOps engineers, business analysts, and enterprise program specialists — who collaborate across large-scale, complex technology and business initiatives. With a well-developed training framework, competitive compensation, and meaningful commitments to inclusion and diversity, this institution offers genuine opportunities for career development and structured growth within a collaborative, purpose-driven culture. About GTT GTT is a minority-owned staffing firm and a subsidiary of Chenega Corporation, a Native American-owned company in Alaska. We highly value diverse and inclusive workplaces and support Fortune 500 organizations across banking, financial services, technology, life sciences, biotech, utilities, and retail sectors throughout the U.S. and Canada. Job Number: 26-08564 Industry: Information Technology #gttca