These guiding beliefs have led Trinity Solar to become the United States largest privately held residential solar installer, composed of more than 3,000 team members, and boasting over 100,000 installations. Job Location: Holyoke, MA AD Location - Holyoke, MAPosition Type: Full TimeSalary Range: $53,000.00 - $85,000.00 Base+Commission/yearJob Shift: DayJob Category: SalesDescription.