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Administrative Assistant

ABM US
San Francisco, CA Full Time
POSTED ON 5/7/2026 CLOSED ON 7/7/2026

What are the responsibilities and job description for the Administrative Assistant position at ABM US?

Pay:  $27-30/hour 

The pay listed is the hourly range or the hourly rate for this position.  A specific offer will vary based on applicant’s experience, skills, abilities, geographic location, and alignment with market data.  

Benefit Information:  

ABM offers a comprehensive benefits package.  For information about ABM’s benefits, visit ABM 2025 Employee Benefits | Staff and Management Team Members 

Qualifications:

Education 
• High School Diploma or GED required; college coursework or degree preferred. 

Experience 
• 1–3 years of administrative experience, preferably in operations, finance, billing, payroll, or client support. 
• Experience supporting field operations, facilities services, or contract‑based environments is a plus. 

Skills & Competencies 
• Strong attention to detail with high accuracy in financial documentation. 
• Proficient in Microsoft Excel and data tracking systems; experience with financial or operational databases preferred. 
• Excellent written and verbal communication skills. 
• Ability to manage multiple priorities, meet deadlines, and follow up independently. 
• Collaborative mindset with the ability to work across departments. 

 

Military and veteran friendly employer, veterans and candidates with military experience encouraged to apply
MOS Army: 51L; MOS AF: 3E131; MOS USCG: 1701; MOS USN: 3E1X1; MOS USSF: H190; MOS USMC: 1161

Responsibilities:

• Prepare and send monthly vacancy reports; follow up with internal stakeholders and clients to ensure timely submission, approval, and accurate records. 

• Maintain and manage client vacancy and billing records in internal systems (e.g., Quickbase or similar platforms), troubleshooting issues and improving data accuracy to support financial reporting. 

• Draft and distribute client correspondence related to union rate increases, contract updates, and financial approvals (e.g., March & August rate adjustments). 

• Partner closely with Operations Managers to ensure accurate billing for services rendered and to resolve invoice discrepancies or client inquiries. 

• Communicate regularly with clients to research, track, and resolve billing variances, credits, and rebills in a timely manner. 

• Collaborate with Payroll to reconcile payroll‑related billing issues and ensure alignment between labor costs and invoicing. 

• Review and approve monthly draft invoices, validating labor hours, rates, and contract terms to ensure billing accuracy prior to final submission. 

• Process financial administrative requests including credits, rebills, job closures, new job setups, and Certificate of Insurance (COI) renewals or new COI submissions. 

• Track and manage Daily Break Exceptions, including pre‑filling exception forms, coordinating manager signatures, and ensuring timely documentation submission to prevent compliance penalties. 

• Maintain organized financial and operational records, ensuring audit readiness and adherence to company policies. 

• Provide general administrative support and assist with special projects related to financial operations, reporting, and process improvements as assigned by management. 

 

Administrative & Operational Support 

• Support day‑to‑day administrative functions for Janitorial Operations, with an emphasis on financial accuracy and documentation. 
• Prepare correspondence, reports, spreadsheets, and supporting documentation for operational and financial reviews. 
• Assist leadership with tracking key financial deliverables and operational deadlines. 

 

Communication & Coordination 

• Serve as a liaison between Operations, Finance, Payroll, and external clients to ensure clear communication and timely issue resolution. 
• Build strong working relationships with internal teams to support accurate billing and efficient workflows. 

 

Process Improvement 

• Identify opportunities to improve administrative and financial processes, reporting accuracy, and system efficiencies. 
• Support implementation of process updates and standardized procedures across accounts when needed. 

 

Other Duties 

• Perform additional administrative or financial support duties as assigned to meet evolving operational needs. 

Salary : $27 - $30

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