Accounting Administrative Assistant

About the Role The Accounting Administrative Assistant sits at the point where sales, operations, and accounting meet. You will approve quotes, coordinate outbound shipments, invoice customers, apply payments, and follow up on past-due accounts. This role reports to the Senior Accountant and works closely with our sales, production, and accounting teams.

What You’ll Do

• Review and approve customer quotes for accuracy in pricing, terms, and customer information
• Generate and send customer invoices accurately and on time
• Apply customer payments (check, ACH, wire, and credit card) and reconcile customer accounts
• Manage collections and dunning: send statements and reminders, follow up on past-due balances, and escalate when needed
• Serve as a point of contact for customer questions about orders, shipments, invoices, and account balances
• Maintain accurate customer and transaction records in our ERP system (NetSuite)
• Coordinate outbound shipping: schedule carrier pickups, prepare bills of lading and packing slips, and track shipments to delivery
• Other duties as assigned

What We’re Looking For

• 1–3 years of experience in accounts receivable, billing, order processing, or shipping/logistics
• Strong attention to detail and comfort working with numbers
• Clear, professional written and verbal communication, including the confidence to have collection conversations
• Proficiency in Microsoft Excel and Outlook
• Ability to manage multiple priorities in a fast-paced manufacturing environment
• High school diploma or equivalent required; associate’s degree or coursework in accounting or business preferred

Benefits

• Health insurance (multiple plan options)
• Dental and vision insurance
• 401(k) with company match
• Health Savings Account and Flexible Savings Account options
• Paid time off and holidays

Who We Are

Phase Technologies is a power electronics manufacturer located in Rapid City, South Dakota. Founded in 1999, Phase Technologies developed the world’s first digital phase converter, called the Phase Perfect® Digital Phase Converter. This was the first major advancement of phase conversion technology in decades. The company expanded the technology into variable frequency drives (VFDs) in the irrigation, water pumping, HVAC, and oil & gas industries.

Specializing in VFDs with Active Front End technology, Phase Technologies produces the only low harmonic, fully regenerative, phase-converting VFD that complies with IEEE 519, the international standard for allowable harmonic levels on utility mains. The company has an extensive product line-up of low harmonic, fully regenerative drives in both three-phase and phase-converting models.