Network systems engineer Jobs in Toronto, ON

Toronto, ON Mississauga, ON Brampton, ON Full time JR What You'll Do: As a Platform Engineer supporting Transportation Systems, you will be responsible for maintaining, enhancing, supporting, and modernizing business-critical enterprise applications across transportation, logistics, supply chain, and customs. You will be a senior hands-on technical contributor focused on system stability, production support, application development, and the ongoing modernization of legacy technology platforms. You will work across a diverse technology landscape, balancing day-to-day operational support with longer-term technical improvements, lifecycle upgrades, and modernization initiatives. Develop, maintain, troubleshoot, and enhance custom-developed enterprise applications and supporting components. Investigate complex production incidents, perform root cause analysis, and implement sustainable solutions to recurring issues. Deliver application changes through development, testing, deployment, and production implementation activities. Analyze application performance, reliability, and operational issues and identify opportunities for improvement. Support database, operating system, middleware, framework, and application lifecycle upgrades. Provide Level 3 application support for business-critical transportation, logistics, supply chain, and customs systems. Contribute to application modernization initiatives including technology refreshes, technical debt reduction, platform migration, and architectural improvements. Maintain technical documentation, application inventories, support procedures, operational runbooks, and troubleshooting documentation. Lead and participate in knowledge transfer activities to improve team supportability and reduce dependency on individual subject-matter experts. Collaborate with SRE, Infrastructure, Security, Architecture, Database, and vendor teams to resolve issues and deliver technical improvements. What You Bring 8+ years of software engineering, application development, or production application support experience. Strong hands-on experience with Oracle databases, SQL and PL/SQL, including troubleshooting, query analysis, and performance tuning. Strong hands-on Unix/Linux experience, including Bash scripting, with the ability to troubleshoot applications, processes, scripts, jobs, and production issues. Experience developing, maintaining, and troubleshooting Java applications, including legacy Java technologies such as Struts, as well as Spring Framework / Spring Boot. Strong production application support experience, including incident investigation, debugging, root cause analysis, and problem resolution. Experience across the full application lifecycle, including development, testing, deployment, production support, upgrades, and modernization. Experience with C#/.NET and SSIS or similar enterprise application and integration technologies. Experience supporting batch processing, scheduled jobs, integrations, and file transfers such as SFTP/FTP. Experience with application servers and middleware technologies such as Apache Tomcat. Experience working with highly available, business-critical enterprise applications. Experience with transportation, logistics, supply chain, warehouse, or customs technology is an asset. Exposure to Azure, CI/CD, DevOps, React/Angular, and cloud modernization is an asset. Experience with technologies such as AIX/KSH, enterprise job schedulers, or C/Pro* is an asset. Strong analytical, troubleshooting, communication, and technical documentation skills. We're always looking for great talent! In addition to competitive pay, we offer: Comprehensive benefits and retirement programs Performance incentives, Continuing Education Programs Other perks to support your well-being Career growth opportunities and product discounts Broadband Salary Range: $80,000.00 – $131,000.00 Salary decisions are also dependent on other factors such as your experience, industry benchmarks, internal equity and other role-specific requirements. For critical roles, the compensation offering will be reviewed to ensure alignment with market rate and conditions and the unique value you bring to the role. #LI-AG2 We may use artificial intelligence tools as part of our recruitment process to assist in the initial screening of resumes. All hiring decisions, including candidate evaluation, selection, and disposition, are made by human recruiters. About Us Canadian Tire Corporation, Limited (“CTC”) is one of Canada's most admired and trusted companies. With more than 90 Owned Brands, over 1,600 retail locations, financial services, exemplary e-commerce capabilities, and exciting market-leading merchandising strategies. We dream big and work as one to innovate with purpose for our customers at every level of our business, investing in new technologies and products, and doubling down on top talent to drive the company forward. We offer competitive salaries and wages to CTC employees, as well as store discounts, supported learning through our Triangle Learning Academy, Canadian Tire Profit Sharing, and retirement and savings programs for eligible employees. As part of our enhanced flex benefits program, we offer mental health benefits in the amount of $5,000 per year for benefits-eligible employees and their families, including total well-being, and mental health tools and resources for all employees. Join us in helping to make life in Canada better through living and working our Core Values: we are innovators and entrepreneurs at our core, outcomes drive us, inclusion is a must, we are stronger together and we take personal responsibility. It is an especially exciting time to join CTC and its family of companies where career opportunities are wide-ranging! Join us, where there's a place for you here. Our Commitment to Diversity, Inclusion and Belonging We are committed to fostering an environment where belonging thrives, and diversity, inclusion and equity are infused into everything we do. We believe in building an organizational culture where people are consistently treated with dignity while respecting individual religion, nationality, gender, race, age, perceived ability, spoken language, sexual orientation, and identification. We are united in our purpose of being here to help make life in Canada better. Accommodations We stand firm in our Core Value that inclusion is a must. We welcome and encourage candidates from equity-seeking groups such as people who identify as racialized, Indigenous, 2SLGBTQIA+, women, people with disabilities, and beyond. Should you require any accommodation in applying for this role, or throughout the interview process, please make them known when contacted and we will work with you to help meet your needs. We are one of Canada's most admired and trusted companies. With world-class owned brands and exciting market-leading merchandising strategies, we are continually innovating with purpose: to excite and serve Canadian customers from coast-to-coast. We are connected to communities, big and small, from coast-to-coast, offering products and services that reflect the diverse nature of every one of them. From sports to outdoors, automobiles to homes, we know and understand life in Canada like no other retailer can. We are always on the lookout for curious, creative people who are able to navigate and excel in a rapidly evolving retail environment. If you're ready to take on new challenges – be it in digital, IT, marketing, data & analytics, merchandising, or one of the many other roles we have – there is a place for you here, so apply today.