Senior Subcontracts Administrator

ACCIONA is a global company, leading in the development of regenerative infrastructure that creates a positive impact on society. Our workforce consists of more than 65,000 professionals, present in more than 40 countries across the five continents, all contributing in our mission to design a better planet. Are you a passionate individual who wants to make a difference, promote sustainable development, and find solutions to the biggest global challenges including climate change, overpopulation, and water scarcity? Come and join us in building the infrastructure our planet needs to achieve a sustainable future.
We have successfully delivered large infrastructure projects across Canada since 2001. Our leadership and expertise span the entire value chain from research and development through construction, operation and maintenance of projects. Currently involved in some of Canada’s largest infrastructure projects, ACCIONA delivers solutions that contribute to the economic and social progress of the communities in which it operates. www.acciona.ca
ACCIONA is a global leader in sustainable infrastructure and renewable energy, delivering innovative, forward-thinking solutions in over 40 countries. We’re proud to be shaping some of the most complex and transformative infrastructure projects in North America.
In partnership with Metrolinx, ACCIONA is playing a key role in the design and construction of the Eglinton Crosstown West Extension (ECWE), a 9.2-kilometre westward addition to Toronto’s Line 5 light rail transit network. This major infrastructure project includes seven new stations and installation of rail and systems under a progressive design-build model.
Beyond its technical scope, the ECWE project represents a significant investment in sustainable urban mobility, expected to reduce greenhouse gas emissions by up to 5,800 tonnes annually and eliminate over 6.5 million vehicle trips each year when combined with the full Line 5.
This is a unique opportunity to join a dynamic, multidisciplinary team on a complex, high-value project that supports long-term regional growth and environmental sustainability. If you're ready to make a meaningful impact and advance your career with a global infrastructure leader, we encourage you to apply and grow with us.
The Senior Subcontracts Administrator is responsible for the administration, coordination, and commercial management of subcontracts supporting linewide delivery activities for the Eglinton Crosstown West Extension (ECWE).
Trillium Rail Partners (TRP) is delivering the Stations, Rail, and Systems (SRS) package, encompassing the design, construction, integration, testing, and commissioning of key transit infrastructure. Working within a complex, progressive design-build environment, the Senior Subcontracts Administrator provides senior-level subcontract administration support across multiple linewide workstreams and interfaces, ensuring subcontracts are administered in accordance with contractual requirements, project procedures, commercial objectives, and applicable governance requirements.
The role works closely with procurement, commercial, construction, project controls, design, quality, and legal teams, as well as subcontractors and suppliers, to manage subcontract administration throughout the project lifecycle. This includes supporting subcontract formation, change management, correspondence, payment administration, claims management, close-out, and maintaining accurate commercial records.
Job Description
Subcontract Administration
Lead the day-to-day administration of assigned linewide subcontracts from award through final completion and close-out.
Review and interpret subcontract terms and conditions to ensure contractual obligations, deliverables, notices, and commercial requirements are properly understood and administered.
Maintain comprehensive subcontract files, registers, correspondence logs, and commercial records.
Monitor subcontractor compliance with contractual requirements, including insurance, bonding, reporting, deliverables, milestones, and other obligations.
Provide guidance to project teams regarding subcontract administration processes and contractual requirements.
Commercial & Contractual Management
Support the administration of complex subcontracts involving major infrastructure, rail, systems, construction, and linewide scopes.
Identify contractual risks, obligations, and potential commercial issues and escalate them to the appropriate project and commercial leadership.
Support the preparation and administration of contractual notices, correspondence, instructions, and other formal communications.
Maintain accurate records to support the project's contractual position.
Work with project teams to ensure contractual issues are identified and addressed in a timely manner.
Change Management
Lead or support the administration of subcontract changes, variations, change orders, and amendments.
Review and coordinate supporting documentation for proposed changes, including scope descriptions, cost submissions, schedules, and technical information.
Track change requests and maintain change registers.
Coordinate with construction, engineering, project controls, and commercial teams to assess the scope, schedule, and cost impacts of changes.
Support negotiation and resolution of subcontract changes in accordance with delegated authority and project procedures.
Ensure approved changes are accurately incorporated into subcontract records and commercial forecasts.
Payment Administration
Coordinate the review and processing of subcontractor progress payment applications.
Verify that payment submissions are supported by appropriate documentation and align with contractual requirements and verified progress.
Coordinate with construction and project controls teams to confirm progress, milestones, and completion status.
Support the preparation and processing of payment certificates and related documentation.
Track payments, commitments, and outstanding commercial matters.
Claims & Dispute Management
Support the identification, assessment, and administration of subcontractor claims, notices, and potential disputes.
Maintain accurate records of claim-related correspondence, supporting documentation, and key contractual events.
Coordinate with commercial, legal, project controls, and project management teams to support claim analysis and response development.
Assist in the preparation of contractual responses and documentation supporting dispute avoidance and resolution.
Proactively identify issues that could develop into claims or disputes and support timely mitigation.
Procurement & Subcontract Formation
Support the procurement and award process for assigned subcontract packages.
Coordinate with procurement and technical teams during tendering, bid evaluation, clarifications, and negotiations.
Assist with preparation and review of subcontract documents, scopes of work, commercial schedules, and contract exhibits.
Support subcontract award recommendations and approval documentation.
Ensure executed subcontract documents are properly controlled and communicated to relevant project teams.
Stakeholder & Interface Coordination
Work closely with Linewide Construction, Systems, Design, Quality, Project Controls, and Procurement teams to support effective subcontract delivery.
Act as a key commercial interface between TRP and assigned subcontractors.
Participate in subcontractor meetings and support resolution of contractual and commercial issues.
Coordinate with inte