Systems Integration Engineer, Intermediate - Rail and Transit Toronto, ON, Canada Thornhill, ON, Canada Job Description As an Intermediate Systems Integration Engineer in the Rail & Transit team, you will play a critical role in delivering a major urban rail extension in the Greater Toronto Area. Working from our Toronto office or a project office, you will help integrate new-build systems with existing operational transit infrastructure, ensuring safe, reliable, and seamless service from design through revenue operations. Reporting to the Manager/Director, you will collaborate with Chief Engineers, Designers, Project Managers, Analysts and third‑party stakeholders across multiple rail and transit disciplines. This role sits at the heart of a progressive design‑build delivery model, supporting integration, verification, and validation milestones that bring complex transit systems to life. Your Impact Lead systems integration activities across signaling, communications, traction power, SCADA, and control center systems Develop and maintain system architectures, functional analyses, and integration strategies across the full engineering lifecycle Define and manage interfaces through Interface Control Documents (ICDs), Interface Definition Documents (IDDs), and traceability artifacts Coordinate and facilitate interface resolution workshops with designers, contractors, vendors, and operators Align integration and verification activities with project stage gates and design‑build milestones Support validation and verification planning to ensure compliance, interoperability, and performance Engage directly with clients to resolve technical issues and align expectations Mentor junior staff and contribute to a collaborative, high‑performing project team The Skills That Set You Apart Bachelor’s degree in Systems, Electrical, Mechanical, or a related engineering discipline Registered as an Engineer‑in‑Training (EIT) or licensed P.Eng. in Canada INCOSE Certification such as ASEP or CSEP would be an asset 5+ years of experience in rail, transit, or other safety‑critical engineering environments Strong grounding in systems engineering principles, including the V‑model and lifecycle management Experience with systems integration on complex, multi‑disciplinary infrastructure projects Working knowledge of ISO/IEC 15288 and IEEE 1220 systems engineering standards Exposure to verification & validation activities (FAT, SAT, SIT, test planning) Knowledge of CENELEC standards and Metrolinx Schedule 29 is an asset Familiarity with Requirements Management and Integration using tools like IBM DOORS Ability to collaborate effectively across disciplines and communicate complex technical concepts clearly Compensation AB, BC, NT, NU, SK & YT: $98,800 – $130,800 MB & ON: $90,100 – $124,100 NB, NL, NS, PE & QC: $89,200 – $118,500 Disclosures The final salary awarded for this role may vary from the above range based on several factors including, but not limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs. The wage range provided in this job posting may be subject to change for business purposes. Ready to Shape the Future? If you’re excited to work on transformational transit projects and grow your career in systems integration, we’d love to hear from you. Join WSP and help redefine what’s possible. Equal Employment Opportunity WSP welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process. WSP is committed to the principles of employment equity. Only the candidates selected will be contacted. WSP does not accept unsolicited resumes from agencies. Health and Safety Health and Safety is a core paramount value of WSP. It is expected that you comply with our Health, Safety & Environment (HSE) policy at all times as well as client HSE policies when working at client locations. Some safety-sensitive positions involve fieldwork and may include work in a variety of environmental conditions, such as remote or isolated areas, working alone, and in inclement weather within safe and reasonable limits. #J-18808-Ljbffr