Top 191 Service administrator Jobs in Westminster, Md

Office Manager
Roof Management Services, LLC —New Freedom, PA
- $24 - $28 an hour
- Full-time
- Microsoft Excel
- Microsoft Outlook
- Mid-level
- Paid holidays
- Paid time off
Quick Apply
Behavioral Health Administrator-PRTF
Rite of Passage, Inc. —Keymar, MD
- $110,000 a year
- Psychiatry
- Residential
- Master's degree
Quick Apply
11d
Lead Splunk Administrator
T. Rowe Price —Owings Mills, MD
- $122,000 - $261,000 a year
- Full-time
- Hybrid work
- 5 years
- Research
- AWS
- Paid time off
- Adoption assistance
Licensed Nursing Home Administrator (LNHA)
Autumn Lake Healthcare at Bridgepark —Baltimore, MD
- $140,000 - $160,000 a year
- Full-time
- Mid-level
Quick Apply
Branch Office Administrator
Edward Jones —Frederick, MD
- Full-time
- Computer literacy
- Office
- Communication skills
- Profit sharing
- Health savings account
Network Administrator
WES Pharma Inc. —Westminster, MD
- $75,982 a year
- Mid-level
- Scripting
Part-Time Administrative Assistant for School Office (NE)(2026-2027)-St. John Catholic School, Westminster MD
St John Westminster Catholic School Inc —Westminster, MD
- $18 - $22 an hour
- Part-time
- School experience
- Microsoft Outlook
- Mid-level
- 403(b)
- Paid sick time
2d
Medical Administrator - Part-time
MYK PSYCHIATRY LLC —Westminster, MD
- $23 - $25 an hour
- Part-time
- Computer literacy
- Primary Care
- HIPAA
Quick Apply
Educational Administrator
Leaders of Tomorrow Youth Center —Owings Mills, MD
- Hybrid work
- Classroom
- Clean driving record
- Customer service
Program administrator
Leaders of Tomorrow Youth Center —Owings Mills, MD
- $30 an hour
- Part-time
- Classroom
- Clean driving record
- Customer service
Program Administrator, Judy Center
Frederick County Public Schools —Frederick, MD
- $38.76 an hour
- Mid-level
- Public school
- Elementary school
- Retirement plan
5d
Administrative Assistant
Maryland Center for Legal Assistance LLC —Frederick, MD
- $47,000 - $55,000 a year
- Office
- Administrative experience
- High school diploma or GED
Quick Apply
13d
Quality Assurance Administrator
Flying Colors of Success —Westminster, MD
- $60,000 - $62,500 a year
- Full-time
- Background check
- Mid-level
- Driver's License
- Paid training
- 403(b) matching
Quick Apply
Systems Administrator I
Frederick County Public Schools —Frederick, MD
- From $44.74 an hour
- 8 hour shift
- School experience
- Computer science
- Computer Science
Office Administrative Assistant
Realty ONE Group Excellence —Owings Mills, MD
- $20 - $25 an hour
- Part-time
- Hybrid work
- Background check
- Google Workspace
- Mid-level
Quick Apply
12d
Center Administrator
Children's Specialized ABA —Owings Mills, MD
- $60,000 - $68,000 a year
- Full-time
- Mid-level
- Administrative experience
- High school diploma or GED
- Disability insurance
- Health insurance
Quick Apply
12d
Office Manager / Administrative Assistant
CARING HANDS, INC —Finksburg, MD
- $18 - $21 an hour
- Part-time
- Mid-level
- Office
- Data entry
- Opportunities for advancement
Quick Apply
Executive Administrative Assistant
Strategic Factory —Owings Mills, MD
- $40,000 - $60,000 a year
- Full-time
- Background check
- Microsoft Excel
- Microsoft Outlook
- Paid holidays
- Disability insurance
Quick Apply
Office Manager
CBRE, Government & Defense —Frederick, MD
- $60,000 - $85,000 a year
- Microsoft Excel
- Microsoft Outlook
- Mid-level
Quick Apply
ADMINISTRATOR II (Department Prosecutor / Investigator)
State of Maryland - MSP - Office of the Superintendent —Pikesville, MD
- $71,805 - $113,243 a year
- Online Application
- Bilingual
- High school
- Military
9d

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Office Manager

Roof Management Services, LLC
New Freedom, PA

Quick Apply

Job Details

Full-time
$24 - $28 an hour

Benefits

Paid holidays
Paid time off

Qualifications

Customer communication
Microsoft Excel
Construction payment applications
Microsoft Outlook
Accounts receivable management
QuickBooks Online
QuickBooks
Data entry
Organizational skills
Invoice data entry
Construction administrative experience
Office management

Full Job Description

Office Manager – Commercial Roofing Company

About Us

We are a growing small-to-mid-sized commercial roofing company committed to delivering quality workmanship and exceptional customer service. We are seeking an organized, detail-oriented Office Manager to oversee daily administrative operations and support our project management, accounting, and field teams.

Position Summary

The Office Manager will play a key role in keeping office operations running smoothly while supporting accounting, billing, scheduling, and project administration functions. The ideal candidate will have experience with QuickBooks Online, invoicing, and construction-related administrative processes. Experience with AIA billing is highly preferred, and notary certification is a plus.

Key Responsibilities

Manage daily office operations and administrative functions.
Process customer invoices and maintain accurate billing records.
Utilize QuickBooks Online for accounts receivable, accounts payable, and general bookkeeping tasks.
Prepare and submit AIA billing documentation for commercial construction projects.
Assist with project scheduling and coordination of field crews.
Process work orders and ensure accurate tracking from initiation through completion.
Maintain project files, contracts, certificates of insurance, and related documentation.
Coordinate communication between customers, vendors, subcontractors, and internal staff.
Monitor office supplies, equipment, and vendor relationships.
Assist with payroll support and employee record maintenance.
Answer phones, respond to emails, and provide professional customer service.
Support management with reporting, data entry, and special projects as needed.

Qualifications

Required:

3+ years of office management, administrative, or accounting experience.
Proficiency with QuickBooks Online.
Experience with invoicing, accounts receivable, and accounts payable.
Strong organizational skills and attention to detail.
Excellent verbal and written communication skills.
Proficiency in Microsoft Office (Word, Excel, Outlook).
Ability to manage multiple priorities in a fast-paced environment.

Preferred:

Experience in commercial roofing, construction, or a related trades industry.
Knowledge of AIA billing procedures and lien waiver processes.
Experience with scheduling field personnel and processing work orders.
Active Notary Public certification.
Familiarity with project management or construction management software.

Compensation & Benefits

Competitive salary based on experience
Paid time off and holiday
Professional development opportunities

How to Apply

Please submit your resume and a brief cover letter outlining your experience with QuickBooks Online, invoicing, AIA billing, and construction administration.

We are an Equal Opportunity Employer and welcome applicants from diverse backgrounds and experiences.

Pay: $24.00 - $28.00 per hour

Experience:

Office management: 3 years (Required)

Ability to Commute:

New Freedom, PA 17349 (Required)

Work Location: In person

Quick Apply

Refine Your Search

service administrator jobs in westminster, md

Office Manager

Behavioral Health Administrator-PRTF

Lead Splunk Administrator

Licensed Nursing Home Administrator (LNHA)

Branch Office Administrator

Network Administrator

Part-Time Administrative Assistant for School Office (NE)(2026-2027)-St. John Catholic School, Westminster MD

Medical Administrator - Part-time

Educational Administrator

Program administrator

Program Administrator, Judy Center

Administrative Assistant

Quality Assurance Administrator

Systems Administrator I

Office Administrative Assistant

Center Administrator

Office Manager / Administrative Assistant

Executive Administrative Assistant

Office Manager

ADMINISTRATOR II (Department Prosecutor / Investigator)

I want to receive the latest job alert for service administrator in westminster, md

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