Cloud Security Engineer

Tata Consultancy Services; Toronto; On-site; CAD 90,000 - 110,000; Full time

Job summary

Tata Consultancy Services Canada Inc. is seeking a Cloud Security Engineer to design and implement security across multi-cloud environments (Azure, AWS, OCI) in a Canadian context. You will configure Defender for Cloud and Defender for Endpoint, enforce CIS benchmarks, and support SOC operations with risk assessments and governance reporting.

Join a diverse team delivering secure cloud solutions aligned with Ontario standards and global best practices in a collaborative, client-facing setting.

Qualifications

• Security engineering experience with cloud (Azure, AWS, or OCI).
• Hands-on with Defender for Cloud, Sentinel, and Defender for Endpoint.
• Knowledge of cloud-native security services across at least two providers.
• Experience with SIEM platforms, threat detection, and incident response.
• Understanding of firewall, WAF, IDS/IPS, and zero-trust concepts.
• Familiarity with CIS, NIST, ISO 27001, SOC 2 compliance.
• Security certifications such as SC-200/AZ-500 are a plus.
• AWS Security Specialty or OCI Security Professional is an asset.

Responsibilities

• Design and implement cloud security architecture across Azure, AWS, and OCI.
• Configure Defender for Cloud, Defender for Endpoint, and Sentinel.
• Implement and tune Azure Firewall, WAF, and DDoS protections.
• Manage AWS security services: GuardDuty, Security Hub, Inspector, Config, Macie.
• Configure OCI Cloud Guard, Security Zones, and vulnerability scanning.
• Enforce CIS benchmarks and regulatory controls for Ontario public sector.
• Lead EDR deployment and strengthen endpoint security posture.
• Review network security: NSGs, SGs, and traffic inspection.
• Integrate SIEM/SASE and support SOC detection/response runbooks.
• Conduct risk assessments, threat modelling, and architecture reviews.
• Prepare governance docs and security reporting for exec leadership.

Skills

Cloud security

Defender for Cloud

Cloud-native security

SIEM experience

Network security

Compliance frameworks

Security certifications

AWS OCI security

SASE experience

Tools

Azure Defender

Sentinel

Defender for Endpoint

Job description

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our workforce and implemented through equitable workplace policies and processes.

Tata Consultancy Services (BSE: 532540, NSE: TCS) is the technology partner of choice for industry-leading organizations worldwide. Since its inception in 1968, TCS has upheld the highest standards of innovation, engineering excellence and customer service.

It has set an aspiration to become the world's largest AI-led technology services company and is enabling its clients to transform themselves across the full AI stack, from infrastructure to intelligence.

Rooted in the heritage of the Tata Group, TCS is focused on creating long term value for its clients, its investors, its employees, and the community at large. With a highly skilled workforce spread across 56 countries and 194 service delivery centers across the world, the company has been recognized as a top employer in six continents. With the ability to rapidly apply and scale new technologies, the company has built long term partnerships with its clients. Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today.

Cloud Security Engineer

Key Responsibilities

• Design and implement cloud security architecture across Azure, AWS, and OCI environments.
• Configure and manage Microsoft Defender for Cloud, Defender for Endpoint (Plan 2), and Sentinel SIEM.
• Implement and tune Azure Firewall, WAF policies (OWASP rules), and DDoS Protection.
• Manage AWS security services: GuardDuty, Security Hub, Inspector, AWS Config, and Macie.
• Configure OCI Cloud Guard, Security Zones, and VSS (Vulnerability Scanning Service).
• Enforce security baselines, CIS Benchmarks, and regulatory compliance controls (e.g., Ontario public sector).
• Implement EDR solutions and manage endpoint security posture across hybrid environments.
• Design and review network security: NSGs, Security Groups, Security Lists, NVA traffic inspection.
• Integrate SIEM/SASE solutions and support SOC operations with detection and response runbooks.
• Conduct security risk assessments, threat modelling, and architecture reviews.
• Prepare governance documentation, security artefacts, and executive-level security reporting.

Required Qualifications

• Security engineering experience with cloud (Azure, AWS, or OCI).
• Hands-on experience with Microsoft Defender for Cloud, Sentinel, and Defender for Endpoint.
• Strong knowledge of cloud-native security services across at least two major cloud providers.
• Experience with SIEM platforms, threat detection, and incident response.
• Understanding of network security: firewalls, WAF, IDS/IPS, and zero trust principles.
• Familiarity with compliance frameworks: CIS, NIST, ISO 27001, SOC 2.
• Microsoft Certified: Security Operations Analyst (SC-200) or Azure Security Engineer (AZ-500) preferred.
• AWS Security Specialty or OCI Security Professional a strong asset.

Nice to Have

• Experience with SASE vendors (Zscaler, Palo Alto Prisma, Netskope).

Salary Range - CA$ 90,000 - CA$ 110,000 Per Year

TCS does not use artificial intelligence tools for candidate screening or evaluation. This post is for a current vacancy. The hiring process includes an initial screening, followed by a technical evaluation and managerial discussion.

Tata Consultancy Services Canada Inc. is committed to meeting the accessibility needs of all individuals in accordance with the Accessibility for Ontarians with Disabilities Act (AODA) and the Ontario Human Rights Code (OHRC). Should you require accommodation during the recruitment and selection process, please inform Human Resources.

Thank you for your interest in TCS. Candidates that meet the qualifications for this position will be contacted within a 2-week period.