columbus mining – canada Jobs – 40 Openings This Week

Subcontracts Administrator, Infrastructure
Ledcor —Oshawa, ON
- $77,850–$103,800 a year
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Civil engineering
Assistant Project Manager, Structures
Ledcor —Oshawa, ON
- $97,200–$129,600 a year
- Full-time
- Microsoft Word
- Microsoft Excel
- Engineering
Service Writer - Peterbilt
Brandt —Whitby, ON
- Microsoft Office
- High school diploma or GED
- No university degree
Quick apply
Project Material Coordinator, RFBR
AtkinsRéalis —Pickering, ON
- Full-time
- Hybrid work
- No university degree
- Construction
Data Scientist II
Intact —Ajax, ON
- $94,200–$115,200 a year
- Full-time
- Hybrid work
- No experience needed
- Machine learning
- Continuous improvement
- Employee stock purchase plan
12d
Environmental Coordinator
Ledcor —Oshawa, ON
- $80,100–$106,800 a year
- Nights as needed
- Microsoft Office
- Construction
- Communication skills
4d
Senior Electrical Engineer - Nuclear, Bowmanville EOI
Hatch —Bowmanville, ON
- $130,000–$180,000 a year
- Schematics
- Bachelor's
- Organizational skills
Quick apply
Senior Instrumentation & Control Engineer - Nuclear
Hatch —Bowmanville, ON
- $130,000–$180,000 a year
- Bachelor's
- Organizational skills
- Construction
Quick apply
Project Manager - Structures
Ledcor —Oshawa, ON
- $120,000–$140,000 a year
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Microsoft Excel
Project Controls Manager
Ledcor —Oshawa, ON
- $119,700–$159,600 a year
- Full-time
- Microsoft Excel
- Engineering
- ERP systems
Design Project Engineer
Ledcor —Oshawa, ON
- $114,750–$153,000 a year
- Full-time
- Engineering
- Microsoft Office
- Analysis skills
8d
Heavy Equipment Operator (Finish Dozer) (FIFO) (Multiple sites)
North American Construction Group Inc. —Canada
- $44.24 an hour
- Overtime
- English
- High school diploma or GED
- Designated paid holidays
- Dental care
8d
Heavy Equipment Operator (Finish Excavator) (FIFO) (Multiple sites)
North American Construction Group Inc. —Canada
- $44.24 an hour
- Overtime
- English
- High school diploma or GED
- Designated paid holidays
- Dental care
8d
Underground Heavy Duty Mechanic
Mader Group —Canada
- Up to $65 an hour
- Full-time
- Schematics
- Heavy equipment operation
- Maintenance
- Disability insurance
- Dental care
Quick apply
Intermediate Lead Civil/Structural Engineer
Torus Talent Consultants LTD —Canada
- Hybrid work
- Engineering
- Bachelor's
- Business
Quick apply
2d
Drill Mechanic
Mader Group —Canada
- $60–$65 an hour
- Full-time
- Schematics
- Mechanic experience
- Heavy equipment operation
- Disability insurance
- Dental care
Quick apply
5d

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Pavement Junior/Intermediate Technician
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Valid Ontario driver’s licence and ability to travel to project sites. Diploma or degree in Civil Engineering Technology, Civil Engineering, or a related…
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Subcontracts Administrator, Infrastructure

Ledcor -
Oshawa, ON

Apply Now

Job details

Full-time
$77,850–$103,800 a year

Qualifications

Microsoft Powerpoint
Microsoft Word
Civil engineering
Microsoft Excel
Engineering
Post-secondary education
Organizational skills
Contracts
Construction
Civil Engineering
Communication skills

Full job description

Location: Oshawa, ON, Canada
Date Posted: May 29, 2026
Job ID: R28443
Job Status: Full-Time

Description

We’re looking for an experienced Subcontracts Administrator to join our dynamic team and play a key role in managing subcontracts for a major infrastructure project. You’ll oversee the full subcontract lifecycle from negotiations to closeout, ensuring compliance, mitigating risks, and building strong partnerships with subcontractors.

If you thrive in a fast-paced environment, enjoy relationship building, and are motivated by seeing your work contribute directly to infrastructure that will serve communities for years to come, this is the role for you.

Check out Ledcor’s Innovation, Culture, and Community video to see how we work, connect, and make a difference. Apply today to join our Infrastructure team in Ontario and take your career to the next level!

http://www.youtube.com/watch?v=fpn_YHIhP8U&t=1s

Essential Responsibilities:

Manage assigned subcontracts from negotiation through completion, monitoring progress, and flagging potential financial or technical issues.
Lead subcontractor onboarding processes and coordinate with discipline leads.
Maintain subcontract databases, upload executed documents and accurately tag data points.
Draft and prepare subcontracts for internal approvals and execution.
Negotiate subcontract pricing, terms, and conditions.
Review and track subcontractor onboarding documentation, including insurance requirements, for completeness and compliance.
Administer insurance policies and claims within project deductible limits, ensuring renewals are monitored and issues escalated to project leadership.
Coordinate with internal teams to address contractual rights, obligations, and performance matters.
Ensure full compliance with contract requirements and update project teams accordingly.
Implement change management procedures, including validation, drafting, negotiation, and documentation of change orders.
Prepare timely and accurate contractual correspondence.
Track key deliverables (e.g., bonds, reports, insurance certificates), and maintain change logs and summary reports for management.
Participate in subcontractor kickoff meetings, regular progress meetings, payment administration, schedule monitoring, and subcontract closeout.

Qualifications:

5+ years of related work experience in civil construction as a Subcontracts Coordinator.
Post-secondary education in civil engineering or a related field.
Strong knowledge of Design-Build or Collaborative Contract models is an asset.
Proven experience on large-scale infrastructure projects for a General Contractor in Canada (rail transit, highways, bridges, roads, etc.).
Hands-on subcontract management and electronic record-keeping experience.
Prior experience working with contracts, record management and certificates of insurance.
Knowledge of the rail and transit construction industry is an asset.
Ability to interpret and apply technical, commercial, and legal concepts to subcontract issues.
Strong organizational skills with keen attention to detail.
Proficiency in Microsoft Word, with working knowledge of Excel and PowerPoint.
Excellent verbal and written communication skills.
Ability to work independently, meet deadlines, and adapt to changing priorities in a fast-paced environment.
Strong relationship-building skills and a collaborative mindset.

Working Conditions:

Site based position in Oshawa, Ontario.
Occasional travel to downtown Toronto office will be required for the duration of the project.

#LI-NC1

#LI-Onsite

Compensation

$77,850.00 - $103,800.00

This is the expected base pay range for this role. Individual base pay will be determined based on a variety of factors including experience, knowledge, skills, education and location.

Our competitive total rewards package provides compensation and benefits that support your physical, mental and financial wellbeing. We offer exciting, challenging work with opportunities to develop your skills and knowledge.

Additional Information

Ledcor builds and maintains infrastructure in various industries including oil and gas, transportation, and mining. We’re experts in all infrastructure construction and maintenance related projects. Our vast projects include: full-scale contract mining, earthworks, foundations, highways, bridges, roads, waterways and resources, airports, rapid transit, underground utilities, pipelines, independent power projects and site reclamation.

Our workplace culture has been recognized as one of Canada’s Best Diversity Employers, Canada’s Most Admired Corporate Cultures, and a Top 100 Inspiring Workplace in North America.

Employment Equity

At Ledcor we believe diversity, equity, and inclusion should be part of everything we do. We are proud to be an equal-opportunity employer. All qualified individuals, regardless of race, color, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, Veteran status or any other identifying characteristic are encouraged to apply.

Our True Blue team consists of individuals from all backgrounds who contribute diverse perspectives and experiences to Ledcor. We are committed to continuing to build on our culture of empowerment, inclusion and belonging.

Adjustments will be provided in all parts of our hiring process. Applicants need to make their needs known in advance by submitting a request via email. For more information about Ledcor’s Inclusion and Diversity initiatives, please visit our I&D page.

., Oshawa, ON

Apply Now

Refine Your Search

mining – canada jobs in columbus

Subcontracts Administrator, Infrastructure

Assistant Project Manager, Structures

Service Writer - Peterbilt

Project Material Coordinator, RFBR

Data Scientist II

Environmental Coordinator

Senior Electrical Engineer - Nuclear, Bowmanville EOI

Senior Instrumentation & Control Engineer - Nuclear

Project Manager - Structures

Project Controls Manager

Design Project Engineer

Heavy Equipment Operator (Finish Dozer) (FIFO) (Multiple sites)

Heavy Equipment Operator (Finish Excavator) (FIFO) (Multiple sites)

Underground Heavy Duty Mechanic

Intermediate Lead Civil/Structural Engineer

Drill Mechanic

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