Administration Support Manager

ABM (NYSE: ABM) is one of the world's largest providers of integrated facility, engineering, and infrastructure solutions. Every day, our over 100,000 team members deliver essential services that make spaces cleaner, safer, and efficient, enhancing the overall occupant experience.

ABM serves a wide range of market sectors including commercial real estate, aviation, education, mission critical, and manufacturing and distribution. With over $8 billion in annual revenue and a blue-chip client base, ABM delivers innovative technologies and sustainable solutions that enhance facilities and empower clients to achieve their goals. Committed to creating smarter, more connected spaces, ABM is investing in the future to meet evolving challenges and build a healthier, thriving world.

ABM:
Driving possibility, together.

ABM is an Equal Employment Opportunity (EEO) employer that does not discriminate on the basis of any trait or characteristic protected by applicable federal, state, or local law, including disability and protected veteran status. ABM is committed to working with and providing reasonable accommodation to individuals with disabilities. If you have a disability and need assistance in completing the employment application, please call .

We will provide you with assistance and make a determination on your request for reasonable accommodation on a case-by-case basis.

ABM participates in the U.S. Department of Homeland Security E-Verify program. E-Verify is an internet-based system used to electronically confirm employment eligibility.

ABM is a military-friendly company proudly employing thousands of men and women who have served in the U.S. military. With ABM, you'll have access to a world-class training program and ample opportunities to use the skills you developed while serving our country. Whether you're looking for a frontline or professional position, you can find post-military career opportunities across ABM.

ABM directs all applicants to apply at  ABM does not accept unsolicited resumes or submissions outside of this portal. Applicants should submit their application by clicking Apply Now.

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The Onsite Administrative Manager is responsible for overseeing daily administrative operations ensuring efficient support of site management, employees, and clients. This role supervises administrative staff, manages reporting and documentation processes, coordinates onboarding and personnel actions, supports billing and payroll activities, and serves as a key liaison between site operations, Human Resources, Finance, and the client. The Onsite Administrative Supervisor promotes operational excellence, compliance with company policies, and exceptional customer service while maintaining a professional and organized work environment.

* 3-5 years of administrative, office management, or operations support experience.

* 1-3 years of supervisory or leadership experience.

* Experience supporting payroll, billing, HR administration, or workforce management preferred.

* Experience working in a client-facing environment strongly preferred.

Knowledge, Skills, and Abilities

* Strong leadership and team management skills.

* Excellent verbal and written communication skills.

* Advanced proficiency in Microsoft Office Suite (Excel, Outlook, Word, PowerPoint).

* Strong organizational and multitasking abilities.

* Experience with payroll, HRIS, timekeeping, or billing systems.

* Ability to analyze data and prepare accurate reports.

* Exceptional customer service and problem-solving skills.

* Ability to maintain confidentiality and exercise sound judgment.

Physical Requirements

* Ability to sit, stand, and walk for extended periods.

* Ability to lift up to 25 pounds occasionally.

* Ability to work in a fast-paced office and operational environment.

Dress Code:

* Employees are expected to maintain a professional and neat appearance that aligns with our workplace environment. Business casual attire is appropriate unless otherwise communicated for specific events or activities.

* Lead and supervise onsite administrative personnel.

* Establish administrative procedures and ensure consistent execution.

* Manage office operations, supplies, records, and document control systems.

* Ensure accurate maintenance of employee and client documentation.

* Coordinate site communications and distribute operational updates.

* Support employee, transfers, promotions.

* Coordinate and manage the end-to-end employee onboarding and off-boarding process, ensuring completion of all company and client-specific requirements.

* Collaborate with Safety teams for the distribution of personal protective equipment (PPE)

* Assist managers with workforce planning, scheduling, and staffing administration.

* Coordinate training records, certifications, and compliance documentation.

* Partner with HR on employee relations matters, investigations, and corrective actions.

* Support payroll processing and resolve timekeeping discrepancies.

* Assist with client invoicing,…