Service Sales & Account Manager

Overview

Sun Mechanical Systems is seeking a Service Sales & Account Manager to manage and grow our commercial HVAC service accounts. This role combines client relationship management, service agreement oversight, repair and project sales, and coordination with field operations, and is intended for professionals with developing to established experience in commercial HVAC service and client-facing roles.

This position is 100% on-site in St. Charles, IL and requires hands-on HVAC industry experience. Candidates must be able to reliably commute to or travel within the St. Charles area.

About Sun Mechanical Systems

Sun Mechanical Systems is a family-owned company with deep roots and a strong reputation in the commercial HVAC industry nationwide. With over 60 years of collective experience and more than 20 years in business, we’ve grown from a local Chicagoland contractor into a trusted national design-build leader.

We specialize in creating innovative, reliable, and high-quality HVAC systems for commercial and industrial clients across the country — from schools and hospitals to corporate campuses and large-scale industrial facilities. Our success is built on craftsmanship, teamwork, and integrity.

Sun Mechanical Systems is a stable, growing company committed to long-term success, continued expansion, and maintaining the family values and quality standards that define who we are.

Key Responsibilities

• Build and maintain strong relationships with existing commercial clients, including Chief Engineers, Property Managers, and Owners.
• Serve as the primary point of contact for assigned service accounts.
• Conduct proactive business development outreach to generate leads, develop new client relationships, and expand assigned service accounts.
• Conduct site visits to identify service, repair, and project opportunities.
• Manage Scheduled Maintenance Agreements (SMAs), including estimating, selling, onboarding, renewals, and ongoing performance.
• Analyze SMA profitability to meet Sun Mechanical’s margin standards.
• Estimate, sell, and manage repair work and small service projects from quote through completion and payment.
• Coordinate technician scheduling, parts and equipment ordering, subcontractors, and service logistics.
• Review service tickets and follow up with technicians and clients as needed.
• Support dispatch and operations to ensure efficient service delivery.
• Manage account receivables and assist with invoice follow-up.
• Track all opportunities, quotes, and projects accurately in the CRM.
• Attend industry events to build relationships and develop new business.

Required Qualifications

• Minimum 2 years of HVAC industry experience.
• Experience in HVAC service sales, account management, or service operations.
• Strong understanding of maintenance agreements, service workflows, and repair/project coordination.
• Excellent organizational, communication, and customer service skills.
• Ability to manage multiple priorities in a fast-paced, on-site environment.
• Comfortable working closely with technicians, dispatch, and operations teams.
• Proficient with CRM and service management systems.
• Must be legally authorized to work in the United States. Sponsorship is not available for this position.
• Must be able to successfully pass a background check.
• Relocation assistance is not available for this position.

Compensation & Benefits

• Competitive salary range of $60,000–$80,000, based on experience
• Car allowance (eligible for compensation and benefits)
• Phone allowance (non-taxable reimbursement)
• Comprehensive medical, dental, and vision insurance options
• AFLAC supplemental insurance
• 401(k) retirement plan
• Generous PTO policy available after 90 days of employment
• Paid holidays
• Company-sponsored events

Additional Requirements

• Must be legally authorized to work in the United States (no sponsorship available)
• Employment is contingent upon successful completion of a background check, in accordance with applicable law.
• Relocation assistance is not available

How to Apply

Apply directly through Indeed or email your resume to [email protected].
No recruiters or third-party agencies.
Please do not call regarding this position.

Job Type: Full-time

Pay: From $60,000.00 per year

Benefits:

• 401(k)
• Dental insurance
• Health insurance
• Paid time off
• Vision insurance

Application Question(s):

• Do you have experience selling or managing commercial HVAC service, maintenance agreements, or repair work?
• Are you comfortable estimating and selling HVAC repair or small service projects?

Experience:

• HVAC: 2 years (Preferred)

Ability to Commute:

• St Charles, IL 60174 (Preferred)

Work Location: In person