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Live In Mainframe Security Engineer Jobs in Toronto, ON

Quality Engineer I - Mainframe

Toronto, ON · Remote

CA$69K - CA$98K/yr

... security) including script development and execution, and ensure automated tests are integrated ... Play a key role in developing, documenting, and proactively identifying end-to-end test solution ...

Senior Infrastructure Security Engineer

Toronto, ON · Hybrid

CA$157K - CA$212K/yr

  • Medical

  • Dental

  • Vision

Clio is the global leader in legal AI technology, empowering legal professionals and law firms of ... We are currently seeking a Senior Infrastructure Security Engineer to join our rapidly growing ...

Required Skills: * 3-5 years of experience in Quality Engineering or Software Testing using ... Experience in Mainframe testing using file-aid/Insync, Copybook, JCLs, Procs, IMS & DB2 testing.

... mainframe environments. * Contribute to CI/CD platform governance, security, reliability, and ... Proficiency in Groovy scripting with experience reviewing, maintaining, and refactoring existing ...

Position: Sr. Network Security Engineer (Firewall) Location: GTA, Remote Structure : 6-Month ... Hands-on proven experience with Prisma Access in large enterprise deployments * Hands-on proven ...

Senior Network Security Engineer

Toronto, ON · On-site

CA$110K - CA$130K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

As a S. Network Security Engineer, you will be reporting to the Network Security Manager to ... This will include participating in the design, deployment, configuration and troubleshooting of ...

... mainframe environments. * Contribute to CI/CD platform governance, security, reliability, and ... Proficiency in Groovy scripting with experience reviewing, maintaining, and refactoring existing ...

... mainframe environments. * Contribute to CI/CD platform governance, security, reliability, and ... Proficiency in Groovy scripting with experience reviewing, maintaining, and refactoring existing ...

... mainframe environments. * Contribute to CI/CD platform governance, security, reliability, and ... Proficiency in Groovy scripting with experience reviewing, maintaining, and refactoring existing ...

Ensure data security engineering aligns to data minimization, least privilege access, encryption in transit and at rest, and auditability requirements * Partner with Legal, Privacy, Compliance ...

Engineer I

Toronto, ON · On-site

CA$81K - CA$115K/yr

There's room to grow in all of it. Role and Responsibilities About This Role: We are looking for a Cybersecurity engineer with admin level knowledge and experience working on enterprise Security ...

Showing results 41-60

Live In Mainframe Security Engineer information

What is a live in mainframe security engineer?

Live In Mainframe Security Engineers are IT professionals who specialize in securing mainframe computer systems, often residing on-site or being readily available to manage security concerns around the clock. Their duties include monitoring for threats, managing access controls, patching vulnerabilities, and ensuring compliance with security policies on mainframe platforms. These engineers play a critical role in protecting sensitive data and maintaining the integrity and availability of essential business systems that rely on mainframes.

What are the key skills and qualifications needed to thrive as a live in mainframe security engineer?

To thrive as a Live In Mainframe Security Engineer, you need a robust understanding of mainframe systems, cybersecurity principles, and typically a degree in computer science or a related field. Familiarity with tools like RACF, ACF2, or Top Secret, and relevant certifications such as CISSP or CISM, are commonly required. Strong problem-solving skills, attention to detail, and the ability to communicate complex security issues clearly are standout soft skills in this role. These skills and qualifications are essential to safeguard critical enterprise data, maintain regulatory compliance, and ensure reliable system operations.

How does a live in mainframe security engineer typically collaborate with IT and compliance teams to ensure system security?

A Live In Mainframe Security Engineer works closely with IT operations, application developers, and compliance officers to maintain robust security protocols for mainframe systems. This collaboration often involves conducting regular security assessments, coordinating on access control implementations, and ensuring compliance with regulatory standards such as PCI DSS or SOX. The role requires strong communication skills to translate complex security requirements into actionable tasks for different teams. Regular meetings and joint incident response exercises help ensure everyone is aligned in protecting critical enterprise data.

What are the most commonly searched types of Mainframe Security Engineer jobs in Toronto, ON?

The most popular types of Mainframe Security Engineer jobs in Toronto, ON are:

Infographic showing various Live In Mainframe Security Engineer job openings in Toronto, ON as of June 2026, with employment types broken down into 100% Full Time. Highlights an 83% Physical, 6% Hybrid, and 11% Remote job distribution.

Quality Engineer I - Mainframe

Td

Toronto, ON • Remote

CA$69K - CA$98K/yr

Full-time

Re-posted 6 days ago


Job description

Work Location:

Toronto, Ontario, Canada

Hours:

37.5

Line of Business:

Technology Solutions

Pay Details:

$69,700 - $98,400 CAD

TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growth opportunities and skill development are defining features of the colleague experience at TD. Our compensation policies and practices have been designed to allow colleagues to progress through the salary range over time as they progress in their role. The base pay actually offered may vary based upon the candidate's skills and experience, job-related knowledge, geographic location, and other specific business and organizational needs.

As a candidate, you are encouraged to ask compensation related questions and have an open dialogue with your recruiter who can provide you more specific details for this role.

Job Description:

Job Description

Perform hands on more complex testing activities: test design, test creation and/or process support within a well-defined functional area to support the delivery of quality solutions by designing and automating tests and/or creating/enhancing automation frameworks.

Accountabilities

  • Hands on role focused on Mainframe and API testing. Mainframe testing (COBOL, DB2, IMS, CICS screens is a must) and API is good to have.
  • As a Test engineer for small complexity initiatives, accountable for implementing effective test strategies and plans, test design / development test case automation and test execution to achieve business outcomes.
  • Provides QE leadership, direction and feedback throughout the development and design process; provides test development / automation support to ensure that the quality of the intended solution is met.
  • Leverage strong knowledge to understand technical solutions to build optimized test approaches, inclusive of the tooling strategy
  • Strong knowledge of test data management to reuse automated test data provisioning capabilities
  • Effectively engineer and leverage tools and Engineering practices (DevOps tools and processes, source code management, Service Virtualization, monitoring tools, etc.)
  • Implement functional and/or non-functional automation frameworks (performance, readiness / reliability testing (ORT), accessibility, security) including script development and execution, and ensure automated tests are integrated into the Continuous Integration (CI), delivery, and testing (CI/CD/CT) pipelines
  • Play a key role in developing, documenting, and proactively identifying end-to-end test solution designs and early automation opportunities
  • Work collaboratively with the development team to define and validate user stories, acceptance criteria and Definition of Done (DoD) / Ready (DoR)
  • Apply the principles of behavior / Test Driven Development (BDD / TDD) and focus on value driven outcomes
  • Leads Proof of Concepts (POCs) to evaluate new technologies geared towards better, faster, more secure testing activities (such as Service Virtualization, DevOps, BDD, Test Data Management)
  • Adhere to enterprise frameworks or methodologies that relate to quality engineering activities
  • Ensure respective programs/ policies/practices are well managed, meets business needs, complies with internal and external requirements, and aligns with business priorities
  • Collaboratively engage with relevant stakeholders at all levels, both internal and external, to shift from finding defects to proactively preventing defects
  • Actively seek and support continuous improvement and automation opportunities within the quality engineering practice
  • Conduct meaningful analysis at the functional or enterprise level using data to draw conclusions, make recommendations, assess the effectiveness of programs/ policies/ practices
  • Identify opportunities to minimize cost, provide recommendations and/or deliver corresponding strategic solutions to support cost effectiveness and to enhance stakeholder experience
  • Conduct test assets reviews to ensure adherence to quality, standards compliance, reusability, and ease of maintenance
  • Monitor service, productivity and assess efficiency levels within own function and implement continuous process / performance improvements where opportunities exist
  • Lead / facilitate and/or implement actions / remediation plans to address performance / risk /governance issues
  • Actively manage relationships within and across various business lines, corporate and/or control functions and ensure alignment with enterprise and/or regulatory requirements
  • Protect the interests of the organization - identify and manage risks, and escalate nonstandard, high-risk activities as necessary
  • Keep abreast of emerging issues, trends, and evolving regulatory requirements and assess potential impacts
  • Maintain a culture of risk management and control, supported by effective processes in alignment with risk appetite
  • Participate fully as a member of the team, support a positive work environment that promotes service to the business, quality, innovation, and teamwork and ensure timely communication of issues/ points of interest
  • Provide thought leadership and/ or industry knowledge for quality engineering best practices and participate in knowledge transfer within the team and business unit
  • Keep current on emerging trends/ developments and grow knowledge of the business, related tools, and techniques
  • Participate in personal performance management and development activities, including cross training within own team
  • Keep others informed and up to date about the status / progress of projects and / or all relevant or useful information related to day-to-day activities
  • Actively mentors and enables team members by sharing knowledge and leveraging engineering best practices. Supports the team by providing guidance and proactively identifying and resolving issues Lead, motivate and develop relationships with internal and external business partners / stakeholders to develop productive working relationships
  • Contribute to a fair, positive and equitable environment that supports a diverse workforce
  • Act as a brand ambassador for your business area/function and the bank, both internally and/or externally

Experience and/or Education

  • BS degree in Computer Science or related Engineering discipline; or equivalent practical experience
  • 3-5 years of relevant experience

Additional Information

  • Advanced knowledge of specific domain and quality engineering frameworks, technology, tools, processes, and procedures
  • Advanced knowledge of coding practices, testing, and debugging to develop and maintain resilient automated test scripts; hands on experience writing automated scripts using industry standard frameworks
  • Strong debugging and problem-solving skills; investigates and analyzes potential solutions to problems
  • Perform complex testing automation autonomously
  • Deep knowledge of in scope TD business and systems, practices, business / organization, Bank standards
  • Strong knowledge in new / advanced techniques and approaches in testing and automation (e.g., BDD, Machine Learning, etc.)
  • Future focused- foresee issues and gaps and identifies industry trends
  • Collaborative team player and ability to play a leadership role in the team
  • Report to a Practice lead

#li-tech

Who We Are:

TD is one of the world's leading global financial institutions and is the fifth largest bank in North America by branches/stores. Every day, we strive to make every interaction, product, and experience remarkably human and refreshingly simple for over 27 million households and businesses in Canada, the United States and around the world. More than 95,000 TD colleagues bring their skills, talent, and creativity to foster deeper relationships, ensure disciplined execution, and build a simpler, faster banking experience. TD is deeply committed to being a leader in client experience, that is why we believe that all colleagues, no matter where they work, are client facing. Together, we are reimagining what banking can be for our clients, colleagues and communities.

Our Total Rewards Package
Our Total Rewards package reflects the investments we make in our colleagues to help them and their families achieve their financial, physical, and mental well-being goals. Total Rewards at TD includes a base salary, variable compensation, and several other key plans such as health and well-being benefits, savings and retirement programs, paid time off, banking benefits and discounts, career development, and reward and recognition programs. Learn more

Additional Information:
We're delighted that you're considering building a career with TD. Through regular development conversations, training programs, and a competitive benefits plan, we're committed to providing the support our colleagues need to thrive both at work and at home.

Please be advised that this job opportunity is subject to provincial regulation for employment purposes. It is imperative to acknowledge that each province or territory within the jurisdiction of Canada may have its own set of regulations, requirements.


Colleague Development

If you're interested in a specific career path or are looking to build certain skills, we want to help you succeed. You'll have regular career, development, and performance conversations with your manager, as well as access to an online learning platform and a variety of mentoring programs to help you unlock future opportunities.

If you're passionate about helping clients and building deep, lasting relationships, TD offers diverse career paths where you can grow your expertise and make a meaningful impact.

We're committed to your success and foster a respectful workplace where diverse perspectives are valued, everyone has fair opportunities to grow, and you can unlock your full potential to achieve your career goals. Here at TD, we hire and develop the best.

Training & Onboarding
We will provide training and onboarding sessions to ensure that you've got everything you need to succeed in your new role.

Interview Process
We'll reach out to candidates of interest to schedule an interview. We do our best to communicate outcomes to all applicants by email or phone call.


Accommodation
Your accessibility is important to us. Please let us know if you'd like accommodations (including accessible meeting rooms, captioning for virtual interviews, etc.) to help us remove barriers so that you can participate throughout the interview process.
We look forward to hearing from you!

Language Requirement (Quebec only):

Sans Objet