Senior Legacy Infra Security Architect — 6 Months

Aplin; Alberta; On-site; CAD 120,000 - 150,000; Full time

Job summary

Aplin is seeking a Digital Security Architect to support a six-month contract in Alberta, focusing on stabilizing legacy infrastructure security. You will assess risks across legacy systems, design secure architectures, and collaborate with cybersecurity, infrastructure and application teams to implement pragmatic controls.

Ideal candidates have senior-level security architecture experience, strong knowledge of AWS security services, and proficiency with risk management and security governance.

Qualifications

• 7+ years of cybersecurity experience with security architecture and operations.
• Experience with legacy infrastructure remediation or stabilization.
• Strong knowledge of network segmentation, risk management, and security controls.

Responsibilities

• Assess security risks, vulnerabilities and architecture across legacy infrastructure and applications.
• Develop practical security architecture recommendations and compensating controls where full remediation is not immediately possible.
• Design and review solutions involving network segmentation, isolation, remediation, upgrades, replacement and decommissioning.
• Assess technical changes for security, operational and service-continuity impacts.
• Identify dependencies, constraints and sequencing requirements.
• Develop solution designs, architecture decisions, technical requirements and security acceptance criteria.
• Document risks, options, trade-offs and recommendations.
• Collaborate with Cybersecurity, Infrastructure, Enterprise Architecture, application teams and technology partners.
• Provide technical guidance, documentation and knowledge transfer to support implementation and ongoing operations.

Skills

Security architecture

Security operations

Stakeholder management

Analytical skills

Communication

Education

B.Sc. in Computer Science or Information Security

Tools

Firewalls

IPS

WAF

Endpoint protection

SIEM

Log management

AWS WAF

GuardDuty

Inspector

Job description

Aplin is seeking a Digital Security Architect to support a six-month contract in Alberta, focusing on stabilizing legacy infrastructure security. You will assess risks across legacy systems, design secure architectures, and collaborate with cybersecurity, infrastructure and application teams to implement pragmatic controls.

Ideal candidates have senior-level security architecture experience, strong knowledge of AWS security services, and proficiency with risk management and security governance.