Junior Systems Developer Jobs in Toronto, ON (NOW HIRING)

What if you could redefine what's possible? With us, you can.

With us, you can. You want Purpose. Growth. Opportunity. People who get it.
We are the home of ambitious, passionate, and innovative world shapers.
With an unmatched breadth and depth of engineering, advisory and sciencebased expertise, our global minds unite to power local solutions.
We are pathfinders and impact makers.
We are Visioneers.
We are WSP

---

The Opportunity - Build the Future with Us

Step into a senior technical leadership role shaping the next generation of urban rail. As aRail Systems Integration Lead, you'll play a critical role in delivering a major rail extension project, ensuring complex newbuild systems integrate seamlessly with live, operational transit infrastructure. 

Working from our Toronto office or project office, you'll collaborate across disciplines and organizations to drive systems integration from concept through to revenue service - leaving a lasting impact on how communities move. 

---

Your Impact

• Lead systems integration planning and execution across complex, multidisciplinary rail and transit projects. 
• Define and manage systems architecture, interfaces, and integration strategies across the full engineering lifecycle. 
• Coordinate signalling, communications, traction power, SCADA, control centre, and related subsystems to ensure seamless interoperability. 
• Define and manage interfaces through Interface Control Documents (ICDs), Interface Definition Documents (IDDs), and traceability artifacts. 
• Drive interface management, verification, and validation activities aligned with progressive designbuild milestones. 
• Facilitate technical workshops and interface resolution sessions with designers, contractors, vendors, operators, and clients. 
• Ensure compliance with system requirements, industry standards, and client expectations through robust traceability and governance. 
• Engage directly with clients to resolve technical issues and align expectations. 
• Mentor junior engineers and specialists, fostering technical excellence and collaborative delivery. 

---

The Skills That Set You Apart

• Degree in Systems, Electrical, Mechanical, Software, or related Engineering discipline from an accredited university. 
• Registered as a licensed P.Eng. in Canada. 
• INCOSE Certification such as ASEP, CSEP, or ESEP would be an asset. 
• 15+ years of experience in transit, rail, or other safetycritical engineering environments. 
• Demonstrable strength with at least two of the following systems engineering concepts: 

End-to-end Systems Engineering lifecycle 

Requirements Engineering/Management 

Systems Architecture and Design 

Integration and Interface Management 

Verification & Validation 

Technical Management (Quality Assurance, Risk Management, and Configuration Management) 

Systems Assurance 

• In-depth knowledge  of Systems Engineering principles, including Vmodel lifecycle, interface definition, and integration planning. 
• Handson experience with systems integration for complex rail or transit projects. 
• Working knowledge of ISO/IEC 15288, EN 50126, RAMS, and system safety certification processes. 
• Knowledge of CENELEC standards and Metrolinx Schedule 29 is an asset 
• Familiarity with Requirements Management using tools like IBM DOORS 
• Strong technical writing and verbal communication skills and ability to communicate complex technical topics clearly to both technical and nontechnical stakeholders 

---

Why Choose WSP?

Why Choose WSP? We exist to shape communities to advance humanity. The brightest engineers, advisors and scientists from across the globe call WSP home.

Proudly Canadian - we are a Top 100 Employer in Canada for 2026.
A global community of brilliant minds - your next idea, mentor, or opportunity is always within reach.
Limitless opportunities start here. Whether it's across the country or around the globe, we help you tailor your role to match your ambition - because your growth drives ours.
Flexible work, real balance - we recognize the importance of balance in our lives and encourage you to prioritize the balance in yours.

#WeAreWSP #2026rail

---

Compensation

AB, BC, NT, NU, SK & YT: $162,200 - $212,200
MB & ON: $148,000 - $198,000
NB, NL, NS, PE & QC: $146,500 - $194,600

Disclosure:
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?

Apply today and help deliver the next generation of transit systems that connect communities and improve lives.

At WSP, we exist to shape communities to advance humanity.
It's why we bring people together who are wired to solve complex challenges - engineers, scientists, advisors, and technical experts who are driven by a common passion - to redefine what's possible and shape what comes next. We are Visioneers.
As one of the world's leading professional services firms, we partner with clients across transportation, infrastructure, environment, buildings, energy, water, mining and metals. We pair deep local knowledge with global insights to pioneer solutions designed to leave a lasting, positive impact.
At WSP, you'll join a community of brilliant minds that push boundaries every day - applying deep expertise and fuelling innovation to help create a more connected and resilient future. Here, your ideas are valued, your growth is supported, and you are encouraged to bring your authentic self to work. We empower our people to collaborate across disciplines, challenge the status quo, and shape a career with purpose.
Join us.
Please Note:
Health and Safety is a core paramount value of WSP. Given the importance of keeping one another safe 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. Full details here.
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).
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. Full details here.