Part-Time HVAC Dispatcher -- AM & PM Shifts Available

Job Description

Job Description

Description:

Job Summary

Modern Mechanical Services is hiring two in-office, reliable, detail-oriented Part-Time HVAC Dispatchers to coordinate daily service operations and support our back office. Every dispatcher schedules and communicates with field technicians and customers; in addition, each shift owns a specialized administrative function — purchase order management (AM) and billing prep or billing & accounts receivable (PM) . The ideal candidate is organized, communicates clearly, and thrives multitasking in a fast-paced environment. Tell us in your application which shift and which specialty fits you best.

Core Dispatch Duties (Both Shifts)

• Schedule and dispatch HVAC and Plumbing technicians for service, maintenance, and installation calls based on service requests, technician availability, and geography.
• Coordinate daily technician schedules to maximize efficiency and customer satisfaction.
• Communicate work orders, job assignments, schedule changes, and updates to field technicians.
• Monitor technician progress throughout the shift and adjust schedules as needed.
• Answer incoming calls, emails, and assist customers with scheduling and service inquiries professionally.
• Maintain accurate dispatch logs, schedules, and service records.
• Coordinate with management to resolve scheduling conflicts and service issues.

Schedule: Monday–Friday, part-time. Two shifts available:

• AM shift: 8:00 AM–1:00 PM (approx. 25 hrs/week)
• PM shift: 1:00 PM–6:00 PM (approx. 25 hrs/week)

Classification: Part-time, non-exempt On-Call: Rotating on-call schedule required (see below)

AM Shift Specialty — Purchase Order Management

• Create, review, and process purchase orders accurately and promptly.
• Reconcile purchase orders against vendor invoices, receipts, and work orders.
• Clean up and maintain open, aging, and unmatched purchase orders; research and resolve discrepancies.
• Follow up with vendors and technicians on missing documentation, pricing, and receiving confirmation.
• Support month-end close by ensuring purchase orders are matched, received, and reconciled.

PM Shift Specialty — Billing & Accounts Receivable

• Prepare, review, and process customer invoices accurately and promptly.
• Verify completed work orders, labor hours, materials, and pricing prior to invoicing.
• Reconcile invoices, purchase orders, and service tickets to ensure billing accuracy.
• Process customer payments and maintain accurate payment records.
• Support AR by monitoring outstanding invoices and following up on past-due balances.
• Communicate with customers regarding billing questions, payment status, and corrections.
• Assist with month-end billing and administrative reporting.

On-Call Rotation

Both positions participate in a rotating on-call schedule. While scheduled on call:

• On-call incentive: $125 per on-call period.
• Per-call pay: additional 0.5 hour of pay for each call handled while on call.

Requirements:

Qualifications

• Strong organizational skills and attention to detail.
• Excellent verbal and written communication and customer service skills.
• Ability to multitask and prioritize in a fast-paced environment.
• Proficiency with data entry and office/accounting software.
• Prior dispatch, purchasing, billing/AR, or HVAC/trades office experience preferred.

\nCompany Description

We’re not just another commercial HVAC and refrigeration company.

At Modern Mechanical Services, we specialize in keeping Texas cool — from precise temperature control in refrigeration systems to efficient HVAC solutions that improve comfort and performance.

Backed by innovation and driven by results, our team delivers dependable service that raises industry standards.

Company Description

We’re not just another commercial HVAC and refrigeration company.\r\n\r\nAt Modern Mechanical Services, we specialize in keeping Texas cool — from precise temperature control in refrigeration systems to efficient HVAC solutions that improve comfort and performance.\r\n\r\nBacked by innovation and driven by results, our team delivers dependable service that raises industry standards.