Office Manager

firstPRO, Inc; Philadelphia (Philadelphia County); On-site; USD 75,000 - 90,000; Full time

Job summary

firstPRO, Inc. in Center City Philadelphia, PA is seeking an Office Manager to serve as the CFO's right hand, handling daily accounting tasks, reporting, payroll support, HR processes, and benefits administration.

This 100% onsite role offers growth as the organization expands and tightens controls. The ideal candidate has an Associate's degree in Accounting (Bachelor's preferred), 5–8 years in accounting and office management/HR, strong Excel, and familiarity with Dynamics 365 Business Central

Qualifications

• Associate's degree in Accounting is required; Bachelor's degree preferred.
• 5–8 years of hands-on Accounting AND Office Management/HR experience.
• Strong Excel skills; familiarity with Dynamics 365 Business Central and ADP Workforce Now is a plus.

Responsibilities

• Execute daily, monthly, quarterly, and annual accounting tasks including billing system maintenance, account reconciliations, and AR management (collections, statements, past due notices).
• Prepare monthly financial and management reports, investigating and resolving discrepancies as needed.
• Handle bank deposits, general ledger postings, and AP/invoice entry.
• Support HR functions including open enrollment, benefit administration, new hire and termination processes, and personnel file maintenance.
• Assist with biweekly payroll processes, annual reviews, unemployment claims, and recruitment efforts.
• Maintain relationships with benefits broker and 401(k) advisor; provide general administrative support across the organization.
• Associate's degree in Accounting required (Bachelor's strongly preferred).
• 5–8 years of hands-on Accounting AND Office Management/HR experience, ideally at a smaller company.
• Strong Excel skills; experience with Dynamics 365 Business Central and ADP Workforce Now a plus.
• Solid tenure history required — no frequent job-hopping.
• Self-starter with strong decision-making, organizational, and problem-solving skills.
• Ability to maintain confidentiality and handle sensitive information.

Skills

Excel

Decision-making

Organizational skills

Problem-solving

HR experience

Education

Associate's degree in Accounting

Bachelor's degree preferred

Tools

Dynamics 365 Business Central

ADP Workforce Now

Job description

Office Manager, Center City Philadelphia, PA (Onsite), $75,000–$90,000 - TEMP-PERM

• Execute daily, monthly, quarterly, and annual accounting tasks, including billing system maintenance, account reconciliations, and AR management (collections, statements, past due notices).
• Prepare monthly financial and management reports, investigating and resolving discrepancies as needed.
• Handle bank deposits, general ledger postings, and AP/invoice entry.
• Support HR functions including open enrollment, benefit administration, new hire and termination processes, and personnel file maintenance.
• Assist with biweekly payroll processes, annual reviews, unemployment claims, and recruitment efforts.
• Maintain relationships with benefits broker and 401(k) advisor; provide general administrative support across the organization.
• Associate's degree in Accounting required (Bachelor's strongly preferred).
• 5–8 years of hands-on Accounting AND Office Management/HR experience, ideally at a smaller company.
• Strong Excel skills; experience with Dynamics 365 Business Central and ADP Workforce Now a plus.
• Solid tenure history required — no frequent job-hopping.
• Self-starter with strong decision-making, organizational, and problem-solving skills.
• Ability to maintain confidentiality and handle sensitive information.

Schedule:

100% onsite.

Broad exposure across the organization with true growth potential — this role will act as right hand to the President (functioning as CFO), with the opportunity to grow into full payroll and HR ownership over time.