Markham, On Support coordinator assistant Jobs – 143 Openings This Week

Assistant Site Supervisor
Kenaidan Contracting Ltd —Greater Toronto Area, ON
- $90,000–$105,000 a year
- Full-time
- Engineering
- Supervising experience
- Team management
- Paid time off
Quick apply
18h
Companion Link for Seniors: Volunteer Seniors Visiting
VHA Home HealthCare —Toronto, ON
- Full-time
- Leadership
- Communication skills
Quick apply
3d
Volunteer, Early Childhood Resource, Connected Families Parenting Support, Toronto & Peel Region
VHA Home HealthCare —Toronto, ON
- Part-time
- Leadership
- Communication skills
Quick apply
3d
Volunter, Safer Spaces Hoarding Support Volunteer Coach
VHA Home HealthCare —Toronto, ON
- Part-time
- Leadership
- Communication skills
Quick apply
3d
PHARMACY COORDINATOR - ON-SITE - MISSISSAUGA
Green Shield —Canada
- $38,774–$53,699 a year
- English
- Administrative experience
- High school diploma or GED
Legal & Corporate Affairs Coordinator- Relocate to Port Hardy, BC
K'awat'si Economic Development Corporation —Canada
- $55,000–$65,000 a year
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Microsoft Excel
- Wellness program
- Relocation assistance
Quick apply
5d
Residence Assistant
Canadian College of Naturopathic Medicine —Toronto, ON
- $38,250 a year
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Hospitality
1d
Administrative Assistant / Project Coordinator
MCF Highrise —Concord, ON
- $55,000–$70,000 a year
- Full-time
- Microsoft Word
- AutoCAD
- Microsoft Excel
- Dental care
- Vision care
Quick apply
1d
Real Estate Operations Coordinator (6-Month Contract)
Big City Realty Inc. Brokerage —Markham, ON
- $17.60–$26.69 an hour
- Weekends as needed
- Microsoft Word
- Microsoft Excel
- Microsoft Outlook
Quick apply
1d
Recruitment Assistant
ULS Landscaping —Whitchurch-Stouffville, ON
- Monday to Friday
- Microsoft Word
- Microsoft Excel
- Microsoft Outlook
4h
Research Assistant I Anaesthesia Research
Unity Health Toronto —Toronto, ON
- $27.13–$33.91 an hour
- Temporary
- Research
- Microsoft Office
- Bachelor's
19h
Clinical Research Assistant (SRI) - Physical Sciences - Regular Full-Time 2026-18090
Sunnybrook Health Sciences Centre —Toronto, ON
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Microsoft Excel
Quick apply
1d
Lab Technician
KMH Cardiology Centres Inc. —Toronto, ON
- From $23.50 an hour
- Full-time
- BLS Certification
- Microsoft Office
- Organizational skills
- Store discount
- Wellness program
Quick apply
7h

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Veterinary Pharmacy & Inventory Coordinator
Vets Around the Corner —Port Perry, ON
Answer incoming telephone calls when operationally required. This role also provides occasional support to our Client Service Representative team by answering…
$21–$28 an hour
Quick apply
Companion Link for Seniors: Volunteer Seniors Visiting
VHA Home HealthCare —Toronto, ON
Seniors Visiting Volunteers will play a role in addressing social isolation and loneliness among seniors through social interaction.
Quick apply
3d

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support coordinator assistant jobs near markham, on

Assistant Site Supervisor

Kenaidan Contracting Ltd -
Greater Toronto Area, ON

Quick apply

Job details

Full-time
$90,000–$105,000 a year
18 hours ago

Qualifications

Engineering
Supervising experience
Team management
Construction experience
Construction Management
Communication skills

Full job description

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.

Quick apply

Refine Your Search

support coordinator assistant jobs in markham, on

Assistant Site Supervisor

Companion Link for Seniors: Volunteer Seniors Visiting

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PHARMACY COORDINATOR - ON-SITE - MISSISSAUGA

Legal & Corporate Affairs Coordinator- Relocate to Port Hardy, BC

Residence Assistant

Administrative Assistant / Project Coordinator

Real Estate Operations Coordinator (6-Month Contract)

Recruitment Assistant

Research Assistant I Anaesthesia Research

Clinical Research Assistant (SRI) - Physical Sciences - Regular Full-Time 2026-18090

Lab Technician

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