Senior Customer Service Lead – Billing & Coaching (Onsite, San Marcos)

Diamond Fence Co.; San Marcos (CA); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

401(k)

Dental insurance

Health insurance

Life insurance

Paid time off

Professional development assistance

Tuition reimbursement

Vision insurance

Job summary

Diamond Environmental Services is seeking a Customer Service Senior Lead in San Marcos, CA to support a fast-paced department and lead a team in delivering exceptional service. The role emphasizes billing accountability, coaching, and efficient workflow management.

The ideal candidate will have strong leadership, a solid grasp of billing processes, and a commitment to accuracy. In-person work in San Marcos, with Spanish language abilities considered an asset for communication with customers.

Qualifications

• Previous customer service and leadership experience.
• Strong knowledge of billing processes, invoicing, and accounts receivable.
• Excellent communication, multitasking, and problem-solving skills.
• Ability to work in a fast-paced environment while maintaining accuracy.
• Dependable, proactive, and team-oriented with a positive attitude.

Responsibilities

• Assist with daily customer service operations and team support.
• Handle escalated customer concerns and resolve billing disputes.
• Assist customers and employees with billing questions, account balances, and payment issues.
• Provide coaching, guidance, and support to customer service representatives.
• Assist with order processing, account management, and departmental workflows.
• Identify opportunities to improve processes and overall team efficiency.

Skills

Leadership

Customer service

Billing knowledge

Communication

Problem solving

Team-oriented

Time management

Job description

Diamond Environmental Services is seeking a Customer Service Senior Lead in San Marcos, CA to support a fast-paced department and lead a team in delivering exceptional service. The role emphasizes billing accountability, coaching, and efficient workflow management.

The ideal candidate will have strong leadership, a solid grasp of billing processes, and a commitment to accuracy. In-person work in San Marcos, with Spanish language abilities considered an asset for communication with customers.