Assistant Site Supervisor

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

Project Overview:

The Kenaidan Murphy Joint Venture (KMJV) is supporting a major transit infrastructure project in the Niagara/Hamilton Region.

Who we are:

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. #TeamKenaidan

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. #MoveToMurphy.

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 Niagara/Hamilton ON for a:

Assistant Site Supervisor

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.

How will you contribute to the team?

To perform this role successfully, the candidate will be responsible for but not limited to the following:

• 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.

Education and Experience:

• Diploma or degree in Construction Management, Engineering, or related field, or equivalent experience
• 5-10+ years of progressive site supervision experience on infrastructure or transit projects
• Experience working on rail/transit projects or within active rail corridors is strongly preferred
• Strong knowledge of construction methodologies, sequencing, and site operations
• Proven experience supervising subcontractors and multiple trades in complex environments
• Strong leadership and team management skills
• Ability to work in fast-paced, high-pressure construction environments
• Excellent communication and coordination skills across field and office teams
• Strong problem-solving and decision-making abilities
• Solid understanding of drawings, specifications, and construction documentation

Salary Range:

Between $90,000 - $105,000, depending on experience

Think you're the right fit?

Apply today! Check in regularly for new opportunities on our website or stay up to date by following our social media platforms.

Kenaidan: LinkedIn, Instagram, Murphy: LinkedIn, Instagram.

We are an inclusive and equal opportunity employer committed to providing diversity and accommodation for applicants upon request in accordance with the Accessibility for Ontarians with Disabilities Act (AODA).

The KMJV does not accept resumes from recruitment agencies, employment services or head hunters that are not in a formal contractual arrangement with us. Any resume or other information received from an agency not approved by us will be considered unsolicited and will not be considered. We will not pay any referral, placement or other fee for the supply of such unsolicited resumes or information.

We thank all candidates who apply, however, only those selected for an interview will be contacted.

This is a non-management position

This is a full time position