Jr. Office Admin. (Billing)

MOHR Talent; Miami (FL); On-site; USD 24,796 - 28,929; Full time

Job summary

MOHR Talent is seeking a Junior Office Administrator in Miami, FL for a contract-to-hire position. This entry-level role focuses on supporting daily office operations primarily in billing, accounting, and vendor coordination. Candidates should have a high school diploma, some administrative experience, and proficiency in Microsoft Office. The position offers a salary of $18–$21/hour depending on experience, along with benefits.

Qualifications

• High school diploma or equivalent required; associate degree in Business, Accounting, or related field preferred.
• 1+ year of administrative, office, billing, or customer service experience preferred.
• Basic understanding of billing, invoicing, or accounting processes is a plus.

Responsibilities

• Answer phones, greet visitors, and manage front-office communications.
• Assist with billing and invoicing, including data entry.
• Coordinate with vendors regarding invoices and payment status.

Skills

Organizational skills

Communication skills

Attention to detail

Microsoft Office proficiency

Education

High school diploma

Associate degree in Business or Accounting

Tools

Microsoft Office (Excel, Word, Outlook)

Accounting software

Google Workspace

Job description

Jr. Office Admin (Contract-to-Hire)
Miami, FL | Onsite M-F | $18–$21/hr (DOE) + Benefits

Our client is seeking a Junior Office Administrator for a contract-to-hire opportunity to support daily office operations with a strong emphasis on billing, accounting support, and vendor coordination. This entry-level role is ideal for someone highly organized, detail-oriented, and interested in growing into an administrative or accounting support career.

The Jr. Office Admin will assist with invoice processing, vendor communications, office coordination, and general administrative support for leadership and staff.

Key Responsibilities

• Answer phones, greet visitors, and manage front-office communications
• Assist with billing and invoicing, including data entry, tracking payments, and supporting accounts receivable/payable processes
• Coordinate with vendors regarding invoices, purchase orders, and payment status
• Maintain organized filing systems for financial and administrative records
• Support expense tracking, data entry, and basic accounting documentation
• Assist with scheduling meetings, managing calendars, and coordinating team activities
• Manage office supply orders and maintain relationships with office vendors
• Provide general administrative support to leadership and cross-functional teams as needed

Qualifications

• High school diploma or equivalent required; associate degree in Business, Accounting, or related field preferred
• 1+ year of administrative, office, billing, or customer service experience preferred
• Basic understanding of billing, invoicing, or accounting processes is a plus
• Strong organizational skills with high attention to detail
• Excellent written and verbal communication skills
• Proficiency in Microsoft Office (Excel, Word, Outlook); experience with accounting software or Google Workspace is a plus
• Reliable, adaptable, and eager to learn and grow within administrative/accounting functions

MOHR Talent is an equal‑opportunity employer and complies with all applicable federal, state, and local nondiscrimination laws. We provide equal employment opportunities regardless of race, color, religion, sex, national origin, age, disability, marital status, sexual orientation, gender identity, genetic information, military/veteran status, or any other protected status. If you believe you have been discriminated against or have concerns about our compliance, please contact our Human Resources department at [e-mail]