Senior, Systems Engineer - Infrastructure & Cloud Operations

North American Centre, 5700 Yonge St #210B, North York, ON M2M 4G3, CanadaJob Description
Posted Wednesday, July 29, 2026 at 4:00 AMQuestrade Financial Group (QFG), through its companies - Questrade, Questbank, Questrade Wealth Management, Community Trust Company, Zolo, and Flexiti, provides securities and foreign currency investment, professionally managed investment portfolios, mortgages, real estate services, financial services and more. We use cutting-edge technology to help Canadians become much more financially successful and secure.At QFG, we combine human-centric collaboration with AI-driven innovation to redefine financial services. The ideal candidate will be a catalyst for change, using AI to transform and deliver unparalleled customer experiences and shaping a future where AI empowers our teams to do their best work.Join our diverse, inclusive, and hybrid workplace to unleash your creativity and nurture your curiosity without limits. If you share this sense of infinite possibility, come shape your future at QFG.What’s in it for you as an employee of QFG?Health & wellbeing resources and programs.Paid vacation, personal, and sick days for work-life balance.Competitive compensation and benefits packages.Work-life balance in a hybrid environment with at least 3 days in office.Career growth and development opportunities.Community contribution opportunities to support various causes.Inclusive environment working with diverse team members in a collaborative setting.This job posting is for an existing vacancy.Senior Systems Engineer
The
Senior Systems Engineer
is responsible for the effective design, provisioning, configuration and operation of systems hardware, software and related infrastructure in heterogeneous environments (Linux and Windows systems).The individual ensures that system hardware, operating systems, network and applications are aligned to corporate policies, procedures and best practices with a strong focus on documentation and high availability.They vet/lead technical research and development to enable continuing innovation of the on-premise and cloud infrastructure. They also have a key participation in developing others into their area of expertise (knowledge transfer)They'll provide high impact, large scale, overarching oversight and technical input for senior leadership for appropriate progress of the whole enterprise. Principals are expected to contribute to a larger number of teams, inside and outside our group as trusted advisors.Define best practices and provide expert guidance for
Linux (Red Hat Enterprise Linux)
and
Windows (2016+) server systems
using tools like
Satellite and SCCM, Ansible, Saltstack, terraform
and other automation toolsProvide technical support to complex infrastructure including our
Cloud Footprint in GCP
and
AWS .Define best practices and provide expert guidance
Active Directory, IIS, DNS, DHCP, GPO,PKI infrastructure, replication, Clustering and other Windows TechnologiesLead project and provide guidance for process documentationProvide technical guidance to other teams into architecture and implementation for tech-agnostic in order to achieve the best solution in a timely manner.Participate in a rotating on-call schedule which includes performing server maintenance/updates and providing technical support after hours.So are YOU our next Senior Systems Engineer? You are if you…5+ years experience in a
large-scale (2000+ VMs)
environment with exposure to
Linux, Windows and VMWare ESXi 7+ .Hands-on (production) experience in any
Cloud provider (Google required).Excellent knowledge of
Active Directory, Azure AD, DNS, DHCP, PKI Infrastructure and Group Policy management.Solid networking knowledge ( OSI Layers, well-known protocols )Strong documentation and presentation skills.Eager to learn and train and develop othersStrong attention to detail, comprehensive problem solving and troubleshooting skills.Creating new procedures and policies do help further enterprise maturity.Ability to work independently or under minimum supervisionDisaster Recovery/High Availability experience is required.Experience in regulated environments is an asset (
SOC, ISO27001, NIT, PCI ) including escalations, change and incident management.Experience presenting and influencing technology strategy with executives through developersGCP experience is required.AWS and Azure Experience is an asset.Expertise with managing
GCP using IaaC technologies like Terraform.Compensation Information:Base salary range:
$115,000-135,000The final package will be commensurate with experience, skills, and geographic location (Canada).Includes a comprehensive benefits plan and a competitive incentive (bonus) program.So this sounds like you? We're excited to hear from you.North American Centre, 5700 Yonge St #210B, North York, ON M2M 4G3, Canada
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