Customer Service Representative – Key Account

Plastic Design International, Inc.; Middletown (CT); On-site; USD 25,000 - 30,000; Part time

Benefits offered by this job

Paid time off

8 paid holidays

Flexible hours

Job summary

Plastic Design International, Inc. in Middletown, CT is seeking a dependable, detail-oriented part-time Customer Service Representative (20 hrs/wk) to manage our largest customer account.

You will monitor inventory, process purchase orders, and release product on time to keep production lines supplied. As the main day-to-day contact, you will respond promptly by phone and email, track orders, flag shortages, and coordinate with production, shipping, and warehouse teams to ensure on-time

Qualifications

• 3+ years of experience in customer service, order entry, inventory control, or a related role.

Responsibilities

• Serve as the primary point of contact for our largest customer, responding to questions, requests, and issues promptly and professionally.
• Enter and process 10–20 purchase orders per day with a high level of accuracy.
• Monitor the customer's inventory levels and release product to match their production schedule.
• Track our internal inventory levels and flag potential shortages before they become problems.
• Coordinate with production, shipping, and warehouse teams to ensure on-time delivery.
• Maintain accurate records of orders, releases, and customer communications.

Skills

Customer service

Order entry

Inventory control

ERP systems

Excel

Communication

Tools

ERP systems

Job description

Plastic Design is looking for a dependable, detail-orientedpart-time(20 hrs/wk) Customer Service Representative to manage our largest and most important customer account. You'll be this customer's main day-to-day contact, keeping their production lines supplied by monitoring inventory, processing purchase orders, and releasing product on time. This is a high-impact role: your accuracy and follow-through directly affect our biggest customer relationship.

What You'll Do

• Serve as the primary point of contact for our largest customer, responding to questions, requests, and issues promptly and professionally
• Enter and process 10–20 purchase orders per day with a high level of accuracy
• Monitor the customer's inventory levels and release product to match their production schedule
• Track our internal inventory levels and flag potential shortages before they become problems
• Coordinate with production, shipping, and warehouse teams to ensure on-time delivery
• Resolve order discrepancies, delays, and changes quickly and clearlyMaintain accurate records of orders, releases, and customer communications

What We're Looking For

• 3+ years of experience in customer service, order entry, inventory control, or a related role
• Strong attention to detail; you catch errors before they reach the customer
• Ability to manage a steady daily workload and stay organized under pressure
• Clear, professional communication by phone and email
• Comfortable with computers, Microsoft Excel, and order entry or ERP systems.
• Proactive mindset: you anticipate needs rather than react to them

Nice to Have

• Experience supporting a manufacturing or production customer
• Background in supply chain, materials planning, or logistics
• Experience managing a key or high-volume account

Benefits

• Paid time off and 8 paid holidays
• 20 hrs/wk - Flexible hours

Why Join Us

You'll own one of the most important relationships in our company and play a direct role in our success. If you take pride in getting the details right and enjoy being the person others rely on, we'd like to hear from you.