Purchasing Agent

Purchasing Agent (Construction/Mechanical)

Location: Phoenix, AZ
Schedule: Monday–Friday | 7:00 AM – 4:00 PM

Interstate Mechanical Corp. (IMCOR) is one of Arizona’s leading mechanical subcontractors specializing in Design/Build, HVAC, Plumbing, Piping Systems, and Service. We take pride in delivering high-quality solutions and building long-term partnerships through innovation, reliability, and expertise.

We’re looking for a detail-driven, proactive Purchasing Agent who thrives in a fast-paced construction environment and takes ownership of keeping projects moving.

The Purchasing Agent plays a critical role in ensuring materials, equipment, and supplies are sourced, purchased, and delivered on time to support field operations. This role directly impacts project success by maintaining strong vendor relationships, controlling costs, and ensuring seamless material flow.

• Procure materials for construction projects including plumbing, piping, sheet metal, steel, tools, and consumables
• Coordinate with vendors to kit and deliver materials based on project schedules
• Expedite orders to meet tight deadlines and avoid job delays
• Track orders, deliveries, and inventory to ensure accuracy and accountability
• Compare pricing, negotiate with vendors, and identify cost-saving opportunities
• Source and onboard new vendors to support operational needs
• Process equipment repair requests and coordinate with vendors/service providers
• Maintain accurate data entry and documentation within purchasing systems

• Strong attention to detail and organization skills
• Ability to manage multiple priorities in a fast-paced environment
• Experience with purchasing, procurement, or supply chain (construction industry preferred)
• Proficiency in data entry and tracking systems
• ERP/MRP system experience (preferred)
• Strong communication and vendor management skills

• Competitive pay
• Medical, dental, and vision insurance
• Life, short-term, and long-term disability coverage
• 401(k) with company match
• Opportunity to grow within a stable, respected company
• Team-oriented culture focused on excellence and accountability

If you’re someone who takes pride in staying organized, solving problems, and supporting successful projects from behind the scenes—we want to hear from you.

Apply today and be part of a team building Arizona’s mechanical systems.

Equal Opportunity Employer, including disabled and veterans.