Senior Security Architect—AI, Cloud & Zero-Trust Leader

S.I. Systems Ltd.; Toronto; On-site; AUD 150,000 - 230,000; Full time

Benefits offered by this job

Onsite 3 days/week

Contract 6–12 months + extension

Job summary

S.I. Systems Ltd. is seeking a Senior Security Architect (10+ years) to lead security architecture initiatives, overseeing enterprise security strategies and AI-informed security enhancements.

The role emphasizes collaboration with business and technology stakeholders, standards adherence, and lifecycle governance. The position requires extensive experience across large enterprises, deep knowledge of access management, cloud security, risk management, and Zero Trust, plus relevant certifications

Qualifications

• 10+ years in security architecture and information security across large enterprise environments.
• Strong background in access management, cloud security, risk management, and Zero Trust frameworks.
• Exposure to AI and related security considerations.
• Experience with NIST CSF, Palo Alto SASE, and AWS.
• Industry certifications: CISSP, CISA, CISM, CCSP, or SABSA.
• Undergraduate degree or college diploma in a related field.

Responsibilities

• Support implementation of the enterprise architecture vision through roadmaps and solution documents.
• Lead design and delivery of security architecture strategies aligned with organizational goals.
• Design and implement security architecture solutions across systems and applications.
• Continuously assess and improve security processes, procedures, and infrastructure.
• Help define and maintain the architecture lifecycle, deliverables, models, and roles.
• Serve as a trusted technical advisor collaborating with business and technology stakeholders.
• Ensure adherence to architecture standards and principles for high-performance solutions.
• Facilitate and contribute to architecture decisions for technical, business, and information environments.

Skills

Security architecture

Information security

Access management

Cloud security

Risk management

Zero Trust

AI exposure

NIST CSF

Palo Alto SASE

AWS

CISSP

CISA

CISM

CCSP

SABSA

Education

Undergraduate degree or college diploma in a related field

Tools

Palo Alto SASE

AWS

NIST CSF

Job description

S.I. Systems Ltd. is seeking a Senior Security Architect (10+ years) to lead security architecture initiatives, overseeing enterprise security strategies and AI-informed security enhancements.

The role emphasizes collaboration with business and technology stakeholders, standards adherence, and lifecycle governance. The position requires extensive experience across large enterprises, deep knowledge of access management, cloud security, risk management, and Zero Trust, plus relevant certifications