Information Security Officer

Citi; Mississauga; On-site; CAD 100,000 - 130,000; Full time

Job summary

A leading global financial institution seeks an Information Security Officer to oversee data breach prevention and response efforts. The role requires 6-10 years of experience in information security and proficiency in cloud services such as GCP, AWS, and Azure. The ideal candidate will have strong communication skills and a relevant degree. This is a senior position, delivering security solutions and guiding technical architecture to protect sensitive data in a dynamic environment.

Qualifications

• 6-10 years of relevant experience as an ISO officer.
• 5-10 years of experience in Application Security and/or Security Architecture.
• Professional certifications such as CISSP and CSSLP preferred.

Responsibilities

• Perform security reviews on SaaS and PaaS products.
• Engage in technical discussions with engineering groups.
• Analyze source code to mitigate vulnerabilities.

Skills

Proficiency in application security

Proficiency in GCP, AWS and Azure

Advanced proficiency with Microsoft Office

Clear communication skills

Education

Bachelor’s degree in Information Security or equivalent

Master’s degree preferred

Job description

Job Overview

The Information Security Officer is a senior level professional position responsible for driving efforts to prevent, monitor and respond to information/data breaches and cyber‑attacks. The overall objective of this role is to ensure the execution of Information Security directives and activities in alignment with Citi’s data security policy.

Responsibilities

• Perform security reviews on SaaS and PaaS products
• Perform security assessment on SaaS & PaaS
• Engage in deep technical discussions with other Engineering groups and convey concepts and issues at an elevated level to senior leadership.
• Execute technical responsibilities, including design/architecture reviews, code/configuration reviews and vulnerability assessment.
• Develop security architecture, strategy, planning, and problem‑solving solutions at an enterprise level.
• Identify opportunities to automate and standardize information security controls for supported groups.
• Resolve any vulnerabilities or issues detected in an application or infrastructure.
• Analyze source code to mitigate identified weaknesses and vulnerabilities within the system.
• Review and validate automated testing results and prioritize actions that resolve issues based on overall risk.
• Scan and analyze applications with automated tools, and perform manual testing if necessary.
• Reduce risk by analyzing root cause of issues, their impact, and required corrective actions.
• Direct development and delivery of secure solutions by coordinating with business and technical contacts.
• Recommend security solutions according to Security Policy and Practices established by Citigroup.
• Establish and maintain relationships with domain architects, project managers, and other members within the technology development unit.
• Maintain continuous awareness of business, technical, and infrastructure issues and act as a sounding board or consultant to aid in development of creative GCP security architecture solutions.
• Interface with vendors to security assess their technology and guide their product roadmap based on Citi’s security requirements.

Qualifications

• 6-10 years of relevant experience as an ISO officer
• Proficiency in application, architecture, information, and cyber security
• Proficiency in one or more: GCP, AWS and Azure
• Advanced proficiency with Microsoft Office tools and software
• Consistently demonstrates clear and concise written and verbal communication
• 5-10 years of experience in Application Security and/or Security Architecture
• 5-10 years of experience Public & Private Cloud Security

Education

• Bachelor’s degree/University degree in Information Security/Computer Science/Electrical, Mechanical Engineering /Information Technology or equivalent experience
• Master’s degree preferred
• Professional certifications, such as CISSP and CSSLP, or willingness to obtain certification within 12-18 months of start date.

About Citi

Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions.

Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management.

As a bank with a brain and a soul, Citi creates economic value that is systemically responsible and in our clients’ best interests.

Our technology solutions are the foundations of everything we do, from keeping the bank safe and managing global resources to providing technical tools that enable success, designing digital architecture, and ensuring first‑class customer experience. We reimagine client and partner experiences to deliver excellence through secure, reliable, and efficient services.

Our commitment to diversity brings a workforce that represents the clients we serve from all walks of life, backgrounds, and origins. We foster an environment where the best people want to work, value and demand respect for others, promote individuals based on merit, and ensure opportunities for personal development widely available to all. Ideal candidates are innovators with well‑rounded backgrounds who bring their authentic selves to work and complement our culture of delivering results with pride. If you are a problem solver who seeks passion in your work, come join us. We’ll enable growth and progress together.

Equal Opportunity Statement

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity, we will provide assistance. View Citi’s EEO Policy Statement and the Know Your Rights poster.