Solution Architect Mainframe

ITjobs.ca; Toronto; On-site; CAD 113,000 - 212,000; Part time

Job summary

A leading company is seeking a Senior Mainframe Architect to design secure and scalable architectures. This role involves collaboration with various stakeholders to ensure a resilient and integrated mainframe environment. The ideal candidate will have extensive experience and strong leadership skills.

Benefits

health insurance

tuition reimbursement

accident and life insurance

retirement savings plans

Qualifications

• 10+ years of mainframe expertise required.
• Experience with enterprise security frameworks and compliance.

Responsibilities

• Design secure mainframe architectures aligned with enterprise strategy.
• Lead cross-functional initiatives between infrastructure, development, and security teams.

Skills

mainframe expertise

enterprise security

mainframe modernization

performance tuning

executive-level communication

negotiation skills

Education

Master’s degree in Computer Science

Tools

z/OS

RACF

Ansible

Git

Job description

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Application Deadline

06/29/2025

Address

250 Yonge Street

Job Family Group

Technology

We seek a Senior Mainframe Architect to design secure and scalable mainframe architectures aligned with our enterprise strategy. This role involves collaboration with business stakeholders, development teams, security professionals, and governance boards to ensure our mainframe environment remains resilient, secure, and integrated with modern IT ecosystems.

Key Responsibilities

• Design secure mainframe architectures aligned with enterprise strategy.
• Foster partnerships with business stakeholders to understand requirements.
• Lead cross-functional initiatives between infrastructure, development, and security teams.
• Mentor junior architects and engineers.
• Facilitate technology governance board discussions.
• Build consensus among competing priorities and diverse stakeholders.
• Influence enterprise architecture decisions through clear communication.
• Performs proofs of concept / prototypes and recommends the application of such technologies for future technology architecture.
• Present complex technical solutions to executive leadership.
  
  

Required Skills: Technical:

• 10+ years of mainframe expertise in z/OS, RACF, and security frameworks.
• Strong experience with enterprise security (RACF, ACF2, Top Secret), compliance, and risk assessment frameworks (e.g., NIST, ISO 27001, SOX, PCI-DSS, HIPAA).
• Deep knowledge of mainframe modernization, API enablement, and integration patterns (e.g., IBM z/OS Connect, MQ, CICS web services).
• Experience with hybrid cloud integration and DevSecOps practices for mainframes (e.g., Zowe, Ansible, Git-based SCM, automation tools).
• Performance tuning and capacity planning expertise in large-scale mainframe environments.
• Strong knowledge in IBM Mainframe hardware, disk, and tape storage systems
• Disaster recovery (GDPS, Sysplex) and high-availability design principles.
  
  

Leadership & Interpersonal

• Proven experience managing matrix relationships across business and IT teams.
• Executive-level communication and presentation skills for influencing senior leadership.
• Strong negotiation and conflict resolution skills to align diverse stakeholders.
• Experience leading enterprise-wide initiatives, particularly in mainframe-to-cloud modernization efforts.
• Change management and organizational influence
  
  

Preferred Qualifications

• Master’s degree in a relevant field (Computer Science, Information Security, Enterprise Architecture).
• Security certifications (CISSP, CISM, CRISC).
• Experience in regulated industries (banking).
• Program/portfolio management experience, particularly in technology transformation initiatives.
  
  

Salary

$113,900.00 - $211,800.00

Pay Type

Salaried

The above represents BMO Financial Group’s pay range and type.

Salaries will vary based on factors such as location, skills, experience, education, and qualifications for the role, and may include a commission structure. Salaries for part-time roles will be pro-rated based on number of hours regularly worked. For commission roles, the salary listed above represents BMO Financial Group’s expected target for the first year in this position.

BMO Financial Group’s total compensation package will vary based on the pay type of the position and may include performance-based incentives, discretionary bonuses, as well as other perks and rewards. BMO also offers health insurance, tuition reimbursement, accident and life insurance, and retirement savings plans. To view more details of our benefits, please visit: https://jobs.bmo.com/global/en/Total-Rewards

About Us

At BMO we are driven by a shared Purpose: Boldly Grow the Good in business and life. It calls on us to create lasting, positive change for our customers, our communities and our people. By working together, innovating and pushing boundaries, we transform lives and businesses, and power economic growth around the world.

As a member of the BMO team you are valued, respected and heard, and you have more ways to grow and make an impact. We strive to help you make an impact from day one – for yourself and our customers. We’ll support you with the tools and resources you need to reach new milestones, as you help our customers reach theirs. From in-depth training and coaching, to manager support and network-building opportunities, we’ll help you gain valuable experience, and broaden your skillset.

To find out more visit us at https://jobs.bmo.com/ca/en.

BMO is committed to an inclusive, equitable and accessible workplace. By learning from each other’s differences, we gain strength through our people and our perspectives. Accommodations are available on request for candidates taking part in all aspects of the selection process. To request accommodation, please contact your recruiter.

Note to Recruiters: BMO does not accept unsolicited resumes from any source other than directly from a candidate. Any unsolicited resumes sent to BMO, directly or indirectly, will be considered BMO property. BMO will not pay a fee for any placement resulting from the receipt of an unsolicited resume. A recruiting agency must first have a valid, written and fully executed agency agreement contract for service to submit resumes.

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Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Part-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  IT Services and IT Consulting

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