Billing Office Manager

Trustpoint.One; Southfield (MI); On-site; USD 70,000 - 95,000; Full time

Job summary

Trustpoint.One partners with a well-established law firm in Southfield, Michigan to recruit an Billing Office Manager. The role combines administration, accounting, billing, HR, and office operations in a fast-paced legal environment.

The ideal candidate brings 5+ years in law firm administration, with proficiency in payroll, AP/AR, e-billing, and practice management software. A collaborative mindset and strong attention to detail are essential for success.

Qualifications

• 5+ years in law firm administration, legal billing, accounting, or office management.
• Experience processing legal billing with electronic submissions and client guidelines.
• Strong payroll, AP/AR, HR onboarding, and benefits coordination.
• Proficiency with Microsoft Office, especially Excel.
• Experience with legal accounting and practice management software preferred.

Responsibilities

• Oversee daily administrative and operational functions of the firm.
• Manage payroll processing, employee records, benefits, onboarding/offboarding.
• Coordinate with outside vendors, IT, accountants, and other partners.
• Administer office systems, subscriptions, and internal resources.
• Support financial operations: reconciliations, deposits, expenses, GL entries.
• Prepare and process client invoices, prebills, e-billing, and payments.
• Monitor AR, assist with collections, and generate billing reports.
• Maintain client billing guidelines, budgets, and e-billing portals.
• Process AP, reimbursements, vendor invoices, and card reconciliations.
• Assist with audits, compliance docs, and financial reporting.
• Respond to internal payroll, benefits, tech, and admin requests.
• Recommend process improvements to enhance efficiency.
• Perform additional administrative, financial, and operational duties as needed.

Skills

Legal billing

Payroll administration

Accounts payable

Accounts receivable

HR administration

Microsoft Excel

Communication skills

Tools

Billing software

Practice management software

Job description

Trustpoint is proud to partner with a well-established law firm in Southfield, Michigan, in its search for an Billing Office Manager. This is a direct hire opportunity for an experienced legal operations professional who enjoys wearing multiple hats and serving as a key resource for firm administration, accounting, billing, HR, and office operations. The ideal candidate is highly organized, detail-oriented, and thrives in a collaborative, fast-paced law firm environment.

Responsibilities:

• Oversee the firm's day-to-day administrative and operational functions
• Manage payroll processing, employee records, benefits administration, and onboarding/offboarding activities
• Coordinate with outside vendors, IT providers, accountants, and other professional service partners
• Administer office systems, software access, subscriptions, and internal resources
• Support financial operations, including account reconciliations, deposits, expense tracking, and general ledger entries
• Prepare and process client invoices, prebills, electronic billing submissions, and payment applications
• Monitor accounts receivable, assist with collections efforts, and generate financial and billing reports
• Maintain client billing guidelines, budgets, and electronic billing portals
• Process accounts payable, expense reimbursements, vendor invoices, and corporate credit card reconciliations
• Assist with annual audits, compliance documentation, and financial reporting
• Respond to internal staff requests related to payroll, benefits, technology, and office administration
• Recommend and implement process improvements to enhance operational efficiency
• Perform additional administrative, financial, and operational duties as needed

Qualifications:

• 5+ years of experience in law firm administration, legal billing, accounting, office management, or legal operations
• Experience processing legal billing, including electronic billing platforms and client billing guidelines
• Strong knowledge of payroll administration, accounts payable, and accounts receivable
• Experience supporting HR administration, employee onboarding, and benefits coordination
• Proficiency with Microsoft Office, including Excel
• Experience with legal accounting, billing, or practice management software preferred
• Excellent organizational, analytical, and problem-solving skills
• Strong written and verbal communication skills
• Ability to manage confidential information with professionalism and discretion
• Ability to prioritize multiple responsibilities while meeting deadlines
• All candidates must be able to work at a computer screen for a sustained amount of time
• Competitive salary and comprehensive benefits package
• Stable, collaborative, and team-oriented work environment
• Opportunity to play a key role in the firm's operations and continued growth
• Long-term career opportunity with leadership visibility

Trustpoint.One provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.