MEP Purchasing Coordinator: Materials & Vendor Management

AMPAM; Carson (CA); On-site; USD 50,000 - 80,000; Full time

Job summary

AMPAM is seeking a detail-oriented Purchasing Coordinator to manage procurement activities, maintain inventory, and support project schedules across California. You will coordinate with vendors, issue purchase orders, and ensure timely deliveries while staying aligned with company policies and ERP systems.

Ideal candidates have 2+ years in purchasing or supply chain, strong Excel/ERP skills, and excellent communication.

Qualifications

• High school diploma or equivalent required; associate or bachelor’s degree in business, supply chain, or related field preferred.
• 2+ years of experience in purchasing, procurement, or supply chain coordination.
• Proficiency in Microsoft Office Suite, especially Excel; experience with ERP or purchasing software is a plus.
• Strong organizational and time management skills.
• Excellent written and verbal communication skills.
• Ability to analyze data and make informed purchasing decisions.
• Attention to detail and strong problem-solving skills.

Responsibilities

• Coordinate the procurement of materials, equipment, and services in accordance with company policies and procedures.
• Issue and manage purchase orders, track deliveries, and ensure the timely receipt of materials.
• Communicate with vendors to obtain pricing, negotiate terms, and coordinate delivery schedules.
• Maintain accurate purchasing records and update procurement data within internal systems, including ERP and Service Titan.
• Monitor inventory levels and place orders to maintain adequate stock.
• Resolve purchasing issues, including delivery delays, pricing discrepancies, backorders, and damaged materials.
• Collaborate with finance, operations, and field teams to forecast purchasing needs and support project schedules.
• Assist with vendor evaluations and maintain approved supplier and subcontractor records.
• Ensure compliance with company policies, contractual requirements, and applicable industry regulations.
• Assist in preparing technician estimates, customer quotes, and pricing for service work.
• Perform daily data entry and administrative tasks within Service Titan for HVAC & Plumbing price books.
• Coordinate with technicians, vendors, subcontractors, and internal departments to support daily service operations and ensure timely job completion.

Skills

Time management

Attention to detail

Communication

Problem solving

Data analysis

Education

High school diploma

Associate or bachelor’s degree in business/supply chain

Tools

Excel (MS Office)

ERP software

Service Titan

Job description

AMPAM is seeking a detail-oriented Purchasing Coordinator to manage procurement activities, maintain inventory, and support project schedules across California. You will coordinate with vendors, issue purchase orders, and ensure timely deliveries while staying aligned with company policies and ERP systems.

Ideal candidates have 2+ years in purchasing or supply chain, strong Excel/ERP skills, and excellent communication.