Senior Buyer- MC2

Position Summary

Mid-Canada Mod Center is seeking an accomplishedSenior Buyer to lead the sourcing and procurement of avionics systems, electrical components, modification kits, and related aerospace materials.

The successful candidate will bring extensive aviation procurement experience, strong avionics product knowledge, and a proven ability to manage complex supplier relationships. This role works closely with Engineering, Production, Quality, Program Management, and Finance to ensure materials and services are secured in accordance with technical, quality, cost, and delivery requirements.

Key Responsibilities

• Lead the sourcing and procurement of avionics systems, electronic components, modification kits, wiring and cable assemblies, connectors, instruments, communication and navigation equipment, and other aircraft components.
• Develop and execute procurement strategies that support aircraft modification, maintenance, repair, and upgrade programs.
• Review bills of material, drawings, technical specifications, statements of work, and engineering requirements to ensure accurate purchasing decisions.
• Issue requests for quotation, evaluate supplier proposals, and negotiate pricing, lead times, payment terms, warranties, and contractual conditions.
• Identify, evaluate, and develop qualified suppliers capable of meeting aviation quality, technical, regulatory, and delivery requirements.
• Manage purchase orders from placement through delivery, including expediting critical materials and resolving shortages or schedule risks.
• Monitor supplier performance against cost, quality, delivery, responsiveness, and contractual expectations.
• Work closely with Engineering and Quality to address technical questions, non-conforming materials, rejected components, obsolescence, and supplier corrective actions.
• Support new projects, aircraft modification programs, customer requirements, and urgent operational demands.
• Identify procurement risks, including long lead times, sole-source suppliers, component obsolescence, allocation constraints, and counterfeit-part exposure.
• Develop mitigation plans and alternate sourcing strategies to maintain continuity of supply.
• Maintain accurate pricing, lead-time, supplier, purchasing, and material-planning information within the company’s ERP or MRP system.
• Analyze purchasing trends, supplier capacity, market conditions, and material requirements to support forecasting and program planning.
• Ensure procurement activities comply with company policies, customer requirements, applicable aviation standards, and contractual obligations.
• Support continuous improvement initiatives related to inventory, cost reduction, supplier performance, purchasing processes, and material availability.
• Provide guidance and technical purchasing support to junior buyers and other members of the Supply Chain team.

Qualifications and Experience

• Postsecondary degree or diploma in Supply Chain Management, Business Administration, Engineering Technology, Aviation, or a related discipline.
• A minimum ofeight (8) years of progressive procurement or supply chain experience, with significant experience in aviation, aerospace, aircraft maintenance, modification, manufacturing, or defence.
• Extensive experience purchasing avionics systems, electrical components, aircraft parts, or other technically complex aerospace materials.
• Strong knowledge of aircraft modification or maintenance environments and their associated material requirements.
• Demonstrated experience managing high-value and technically complex purchase orders.
• Proven ability to negotiate commercial agreements, pricing, lead times, warranties, and supplier terms.
• Experience interpreting bills of material, engineering drawings, technical specifications, and aircraft-related documentation.
• Strong knowledge of supplier qualification, performance management, and procurement risk mitigation.
• Experience using ERP or MRP systems for purchasing, material planning, inventory management, and reporting.
• Advanced proficiency with Microsoft Excel and other Microsoft Office applications.
• Professional supply chain designation, such as SCMP, CSCMP, CPSM, or an equivalent credential, is considered an asset.
• Experience working within a Transport Canada-regulated aviation environment is considered a strong asset.

Skills and Competencies

• Advanced negotiation and supplier-management skills
• Strong technical and commercial judgment
• Excellent analytical and problem-solving abilities
• Ability to manage competing priorities and urgent operational requirements
• Strong organizational skills and attention to detail
• Clear written and verbal communication
• Ability to build productive relationships across Engineering, Quality, Production, Finance, and Program Management
• Strong sense of accountability, urgency, and follow-through
• Ability to make sound purchasing decisions in a fast-paced aviation environment
• Commitment to quality, regulatory compliance, and ethical procurement practices

Working Conditions

• Primarily office-based in Waterloo region, with regular interaction with Production, Engineering, Stores, and Quality personnel.
• Occasional travel may be required for supplier meetings, audits, industry events, or program support.
• May be required to respond to urgent material or aircraft-on-ground requirements outside normal business hours.