Assistant Site Superintendent

Kenaidan and Murphy are excited to announce a joint venture dedicated to bringing global innovation to infrastructure projects across Ontario.

Oakville GO station provides critical transport infrastructure and requires improvements and modernization to support an increased number of passengers and enhance operational performance of the network. The project will include station building upgrades, upgraded platform works, accessibility improvements and parking lot improvements.

The Kenaidan Murphy Joint Venture (KMJV) has been awarded the construction manager contract to help inform the detailed design, and provide construction management advice, for upgrades to Oakville GO station during the project development stage.

Founded in 1974, Kenaidan continues to be a fixture as a dynamic construction firm dedicated to creating structures that will contribute to the well‑being of our community and enhance the fabric of our communities for years to come. Our confidence in our expertise and passion for our work has allowed us to deliver an array of projects with unmatched precision, quality, and efficiency.

From general contracting to construction management, we deploy a collaborative approach, embedding innovation and sustainability into every project.

Murphy operates in the United Kingdom, Ireland, Canada and America as a leading international specialist engineering and construction company. Founded in 1951, we are committed to improving life through delivering world‑class infrastructure, providing engineered solutions across transportation, natural resources, energy, and water sectors. With around 4,000 engineers, professional managers, and skilled operatives internationally, we work together as One Murphy to ensure project success.

We are a proud Equal Opportunity Employer, committed to providing employees’
work-life balance
with a
competitive compensation
package including:

• Top wages
• Benefit coverage for you and your dependents
• Employer RRSP contributions (no match required)
• Paid Time Off

We currently have an opening in Oakville, ON for an:

The Assistant Site Supervisor will be responsible for overseeing daily construction operations on a major rail/transit infrastructure project. This role ensures that all site activities are executed safely, efficiently, and in accordance with project specifications, schedules, and regulatory requirements.

• Supervise day-to-day site operations across multiple work fronts, including civil, structural, and rail-related scopes.
• Lead and coordinate subcontractors, forepersons, and crews to ensure work is carried out safely and productively.
• Enforce and promote a strong safety culture, ensuring compliance with OHSA and rail/transit authority requirements (e.g., Metrolinx).
• Monitor construction progress and productivity, identifying and resolving issues that may impact schedule or quality.
• Ensure all work is performed in accordance with drawings, specifications, and contract requirements.
• Coordinate with Project Managers, Field Coordinators, and engineers to resolve field issues and constructability challenges.
• Plan and manage site logistics, including materials, equipment, access, and sequencing within active rail corridors.
• Conduct site inspections, track deficiencies, and support QA/QC processes to maintain high standards of workmanship.
• Review and contribute to look-ahead schedules and daily work plans to support project execution.
• Maintain accurate daily logs, reports, and site documentation.
• Participate in coordination meetings with project stakeholders, subcontractors, and client representatives.
• Support the transition from development/design phase into active construction.