Maintenance & Vendor Operations Specialist

Cornerstone Wireless, LLC.; Phoenix (AZ); On-site; USD 42,000 - 56,000; Full time

Benefits offered by this job

Health, Dental, Vision PPO Insurance

Life Insurance

STD, LTD Insurance

Paid Time Off

Bereavement & Special Paid Time Off

Years of Service Awards

Education Assistance Program

Job summary

Cornerstone Wireless, LLC. is seeking an organized and detail‑oriented Administrative Vendor Coordinator to support procurement, invoicing, and maintenance operations in Phoenix, AZ.

The role involves sourcing vendors, handling quotes, processing invoices, and keeping accurate maintenance records. The ideal candidate will have experience in administrative support, vendor coordination, and purchasing, with proficiency in Microsoft Excel, Outlook, and Word.

Qualifications

• Experience in administrative support and vendor coordination preferred.
• Proficiency with Excel, Outlook and Word.
• Strong organizational skills and attention to detail.
• Ability to communicate professionally with vendors and internal teams.
• Experience in logistics, warehousing, fleet maintenance, or equipment repair is a plus.

Responsibilities

• Source and coordinate vendors, repair shops, parts suppliers, and service providers; request quotes and schedule service appointments.
• Manage invoices, receipts, purchase orders, and supporting documents; verify charges against quotes and work performed.
• Support payment requests, approvals, and status tracking; respond to vendor inquiries.
• Maintain maintenance and equipment records with service dates, costs, and next service due.
• Track repair requests and communicate progress to maintenance team; schedule preventive maintenance reminders.
• Assist with ordering parts, tracking deliveries, and maintaining related purchase records.
• Update expense reports, vendor contacts, warranty records, and other departmental files.

Skills

Vendor coordination

Administrative support

Purchasing

Accounts payable

Excel

Outlook

Word

Organization

Tools

Excel

Outlook

Word

Job description

Cornerstone Wireless, LLC. is seeking an organized and detail‑oriented Administrative Vendor Coordinator to support procurement, invoicing, and maintenance operations in Phoenix, AZ.

The role involves sourcing vendors, handling quotes, processing invoices, and keeping accurate maintenance records. The ideal candidate will have experience in administrative support, vendor coordination, and purchasing, with proficiency in Microsoft Excel, Outlook, and Word.