Senior Contracts Administrator

Senior Contracts Administrator – Chalk River, ON, - Hybrid – Full Time - ID# 7226

Are you ready to make an impact in the Nuclear industry? Join PTAG, a leading Project Management Advisory & Services firm, recognized across North America for helping world-class clients deliver major capital projects successfully.

We are seeking a Senior Contracts Administrator to support our growing team in Chalk River, ON. In this role, you’ll play a key part in driving project excellence, collaborating with industry leaders, and ensuring high-quality outcomes across complex initiatives.

About PTAG
At PTAG, we help our clients plan, manage, and execute their most challenging projects with innovation, integrity, and collaboration.
Our mission is to help our clients achieve successful delivery and efficient operation of their capital projects.
Our vision is to support global leaders in the selection, planning, and execution of their major initiatives.
Our values include:

• Safety: The safety of our employees, suppliers, and clients is always the top priority.
• Collaboration: We build true partnerships with clients and service providers.
• Leadership: We elevate project performance through the application of best practices.
• Accountability: We take responsibility for every aspect of our engagements.
• Client Satisfaction: We strive for 100% satisfaction on every project.
• Integrity: We believe in open and transparent communication at all levels.

Role & Responsibilities
In this role, you will:

• Lead contract administration activities throughout the pre- and post-contract lifecycle for complex, high-value projects.
• Develop contract execution strategies and provide commercial and contractual guidance to project teams.
• Review and interpret contract terms, scopes of work, specifications, pricing models, and commercial requirements.
• Serve as a key point of contact for contractual matters with contractors, suppliers, and project stakeholders.
• Manage contract changes, claims, negotiations, disputes, and commercial risks, ensuring proper documentation and approvals.
• Monitor contractor performance related to cost, schedule, quality, deliverables, and contractual compliance.
• Review invoices, progress payments, expenditures, commitments, accruals, and support project forecasting.
• Maintain accurate contract records, correspondence, change logs, claims documentation, and commercial reports.
• Build effective relationships with contractors and stakeholders and participate in kickoff, progress, and commercial review meetings.
• Provide guidance and mentorship to Contract Administrators and promote consistent contract management practices.

Qualifications & Experience:

• Post-secondary education in Business, Law, Finance, Supply Chain Management, Engineering, Contract Administration, or a related discipline.
• 10+ years of relevant contract administration, contract management, procurement, or commercial management experience.
• Experience managing large, complex and high-value contracts within major capital projects.
• Strong experience with both pre-contract and post-contract administration.
• Experience with Target Cost, Fixed Price, Unit Rate, and Time & Material (T&M) contracting models.
• Experience with contract changes, claims management, negotiations, and dispute resolution.
• Experience in nuclear, power, infrastructure, construction, industrial, or other highly regulated environments is considered an asset.
• Strong understanding of contract law, procurement practices, commercial risk, cost management, and contract change control.
• Excellent negotiation, communication, stakeholder management, analytical, and problem-solving skills.
• Ability to manage multiple contracts and priorities while working effectively with multidisciplinary project teams.
• Proficiency with Microsoft Office; experience with ERP, procurement, document management, and contract management systems is considered an asset.

Compensation at PTAG varies depending on a wide array of factors, which may include but are not limited to the specific office location, role, skill set and level of experience.

Why Join PTAG?
At PTAG, you’ll be part of a dynamic, growing consulting firm that values professional development, collaboration, and innovation.
Opportunity to work on major infrastructure and capital projects.

• Exposure to industry-leading clients and partners.
• Competitive compensation and comprehensive benefits package.
• Flexible work environment and opportunities for advancement.
• Employee Share Purchase Plan (ESPP).
• A culture that values safety, accountability, and excellence.

PTAG is proud to be an equal opportunity employer committed to fostering a diverse and inclusive workplace.


PTAG uses AI-enabled tools to support certain aspects of the recruitment process, including reviewing applications against job-related criteria. These tools are used to assist our recruiters. All hiring decisions are made by PTAG recruiters and hiring managers.