Senior Lead IT Security Architect
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Before you apply
SalaryCA$115k – CA$201k
LocationSaint John
Work modeon-site
Typefull-time
SeniorityLead
Experience15+ yrs
Company size1,001–5,000 people
PostedOct 27, 2026 · 1w ago
Verified live3d ago
At a glanceSummarised by Seekless from the posting.
Bachelor's or Master's degree in Computer Science, Information Technology, Information Systems, or equivalent experience
15+ years of experience, including 10+ years in system and security architecture, design, development, and deployment
Strong analytical and problem-solving skills with a structured approach to design and risk analysis
Ability to apply industry-recognized architecture and development techniques to complex IT solutions
Strong modeling skills using industry standards and frameworks
Excellent communication skills, able to explain complex cybersecurity concepts to diverse audiences
Highly organized and effective at prioritizing in a fast-paced environment
Strong incident, problem, and root-cause analysis abilities
Experience with cybersecurity frameworks, cloud architecture, cybersecurity technologies, and preferably TOGAF
Irving Oil is committed to supporting a diverse and inclusive work environment
Skills
cybersecurity frameworks
cloud architecture
cybersecurity technologies
TOGAF
Benefits
Health insurance
Pension plan
Parking allowance
Flexible benefits plan
Paid vacation
Wellness allowance
Employee assistance program
Volunteer day
About the role
As a Senior Lead IT Security Architect, you will translate business strategy into secure, resilient, and scalable technology architecture that protects the organization’s critical information and systems. Your goal will be to ensure cybersecurity architecture across business processes, information flows, and technology systems is designed and implemented in alignment with cybersecurity principles, architecture standards, and risk‑management practices. Your success will come from defining security‑focused architecture strategies, guiding complex infrastructure and application designs, proactively identifying and mitigating cybersecurity risks, and leading the evolution from current‑state to future‑state architectures while partnering closely with IT architects and business leaders to enable strong business outcomes.
Hiring process
If you are interested in this exciting opportunity, please apply by November 9th, 2026.
What We Offer:
•
Work Environment – Work in our beautiful home office building with access to a fitness facility, onsite nurse, and a café
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Competitive Compensation – Including an annual bonus plan, pension plan, and parking allowance
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Flexible Benefits Plan – In effect from day one and offers three levels of coverage to select from to meet your unique, personal needs
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Paid Vacation – Plus an annual option to purchase additional vacation, too
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Wellness Support – With an annual wellness allowance, paid personal care days and a 24/7 Employee & Family Assistance Program
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Opportunity to give back to some amazing causes in our community – Choose when and where to make an impact with a paid volunteer day, company volunteer opportunities, and a donation matching program
Your Responsibilities:
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Define, assess, and drive security architecture strategies, principles, and standards aligned with business and IT security objectives
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Maintain a comprehensive security architecture across business, information, systems, and technology domains
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Conduct threat‑aware architecture reviews to identify gaps, control weaknesses, and improvement opportunities
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Design and develop secure architecture solutions for infrastructure, applications, data, and technology platforms
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Develop technical specifications for new platforms, services, and applications.
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Evaluate product and service compatibility to ensure secure integration across systems
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Guide the creation of target‑state architectures, roadmaps, and migration plans.
•
Collaborate closely with IT partners and business leaders to balance business outcomes with cybersecurity risk
Your Skills:
•
Strong analytical and problem‑solving skills with a structured approach to design and risk analysis
•
Ability to apply industry‑recognized architecture and development techniques to complex IT solutions
•
Strong modeling skills using industry standards and frameworks
•
Excellent communication skills, able to explain complex cybersecurity concepts to diverse audiences
•
Highly organized and effective at prioritizing in a fast‑paced environment
•
Strong incident, problem, and root‑cause analysis abilities
Your Experience:
•
Bachelor’s or Master’s degree in Computer Science, Information Technology, Information Systems, or equivalent experience
•
15+ years of experience, including 10+ years in system and security architecture, design, development, and deployment
•
Experience with cybersecurity frameworks, cloud architecture, cybersecurity technologies, and preferably TOGAF
The expected salary range for this position is $114,943- $201,151. Placement within the range will be based on relevant experience, qualifications and skills.
About the company
Irving Oil is committed to supporting a diverse and inclusive work environment. We thrive on the good energy that’s created when our people from different backgrounds, identities, cultures and experiences share their unique perspectives. Diversity is key to our success and inclusion is everyone’s responsibility.
Job Requirements - Work Experience
Job Requirements - Education