Office Operations & Billing Manager

CFS; Chicago (IL); On-site; USD 55,000 - 80,000; Full time

Job summary

CFS in Chicago, IL seeks an Office Manager who will handle daily office operations, client invoicing, and basic accounting support. The role offers exposure to firm leadership and cross-functional project teams in a tight-knit, professional services environment.

The ideal candidate has 3+ years in office management, strong MS Office skills, and experience with invoicing and AR. Proficiency with QuickBooks or Deltek Ajera is a plus, and the tone is collaborative and organized.

Qualifications

• 3+ years of office management, administrative, bookkeeping, or related experience.
• Experience with client invoicing, billing, accounts receivable, or basic accounting functions.
• Proficiency with Microsoft Office Suite (Outlook, Word, Excel) and accounting software is preferred.

Responsibilities

• Oversee daily office operations, vendor relationships, and office administration.
• Manage client invoicing, project billing schedules, and accounts receivable activities.
• Support bookkeeping functions, expense tracking, reconciliations, and financial record maintenance.
• Coordinate meetings, travel arrangements, onboarding, and firm events.
• Maintain contracts, project records, proposals, and business documentation.
• Provide administrative support to principals, project managers, and project teams.

Skills

Office management

Client invoicing

Accounts receivable

Microsoft Office

Tools

QuickBooks

Deltek Ajera

Microsoft Office

Job description

CFS in Chicago, IL seeks an Office Manager who will handle daily office operations, client invoicing, and basic accounting support. The role offers exposure to firm leadership and cross-functional project teams in a tight-knit, professional services environment.

The ideal candidate has 3+ years in office management, strong MS Office skills, and experience with invoicing and AR. Proficiency with QuickBooks or Deltek Ajera is a plus, and the tone is collaborative and organized.