Invoicing and Billing Specialist
GATEKEEPER SYSTEMS ‚Ä¢ Foothill Ranch, California ‚Ä¢ Full Time ‚Ä¢ $25–$26 / hour
Posted on Tue, Jul 21, 2026
INVOICING AND BILLING SPECIALIST (HYBRID)
GATEKEEPER SYSTEMS, INC.
Foothill Ranch, CA
Gatekeeper Systems, Inc. is the global leader in retail loss prevention, operations management, and analytics with headquarters in southern California. As an essential business, for over 20 years, we have led the industry with innovative technologies and top-notch customer service, while minimizing risks to customers and security personnel.
We are seeking an Invoicing/Billing Specialist. The ideal candidate is a high-functioning and detail-oriented individual that can compile and submit customer invoices timely.
Gatekeeper Systems, Inc., is an equal opportunity employer. We are committed to developing a diverse workforce and cultivating an inclusive environment. We value diversity and believe that we are strengthened by the differences in our experiences, thinking, culture, and background. We strongly encourage applications from candidates who demonstrate that they can contribute to this goal. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status or any protected basis.
ESSENTIAL JOB FUNCTIONS
- Review, Invoice, and Bill Re-Orders.
- Review, Invoice, and Bill Services.
- Review, Invoice and Bill Installs.
- Review, Invoice and Bill Subscriptions Renewals.
- Compile Sales Invoice with Supporting documents for Portal related Customers.
- Compile Sales Invoice with Supporting documents for Non-Portal Related Customers.
- Submit Sales Invoices to Non-Portal Related Customers.
- Submit Sales Invoices to Portal Related Customers.
- Provide Invoice Copies to customers as needed.
- Maintain Invoice and Billing Tracker.
- Manage Billing Inbox.
- Apply pre-payments to sales invoices to provide Customer with accurate balance.
- Archive compiled Sales Invoices into the Billing File.
- Update Sales Invoice submission status on Shared File.
- Answer and address customer inquiries regarding submitted invoices.
- Collaborate with/within department(s) to resolve discrepancies, errors, and rejections.
- Re-submit requested Sales Invoices to Customers and/or original requesters.
- Participate in Invoicing and other Billing Functions on an ad hoc basis.
- Cross train on other roles and tasks.
- Provide support on Audit requests related to Sales Invoices.
- Identify and address areas of opportunity within the invoicing and billing process.
QUALIFICATION REQUIREMENTS
The requirements listed below are representative of the knowledge, skill and/or ability required.
- Experience with handling Sales Invoices and Supporting documents.
- Ability to work cohesively with other departments in a friendly manner.
- Proficient in Microsoft Office applications.
- Knowledge of GAAP and basic accounting principles.
- Strong attention to detail with a dedication to accuracy and timeliness.
- Excellent verbal and written communication skills.
- Has the ability to navigate through billing portals and various invoice applications.
- Open minded to learning new skills and processes.
EDUCATION AND/OR EXPERIENCE
- AA degree in Accounting or Business. BA/BS degree in Accounting or Finance preferred.
- Preferred experience in a manufacturing and contracting environment.
LANGUAGE SKILLS
Ability to effectively communicate in English. Ability to read, analyze and interpret documents such as safety rules, operating and maintenance instructions, and procedure manuals. Ability to write routine reports and correspondence. Ability to speak effectively to all team members and levels within the organization.
REASONING ABILITY
Ability to apply common sense understanding to carry out instructions furnished in written, oral or diagram form. Ability to deal with problems involving several concrete variables in standardized situations.
OTHER SKILLS AND ABILITIES
- Exemplify excellence in professionalism in all aspects of day-to-day duties and responsibilities
- Communicate warmth, understanding and helpfulness when interacting with all internal and external contacts
- Highly self-aware and open to learning about personal effectiveness in the workplace and on teams
- Exhibit a cheerful, positive, loyal, team-member attitude toward the purposes, programs, policies and goals of Gatekeeper Systems
- Respect for lines of communication and internal protocols
- Constantly strive to improve performance, effectiveness of the Accounting team, and ultimately the company
PHYSICAL DEMANDS
The physical demands described here are representative of those that must be met by a team member to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
- Repetitive motions and routine use of standard office equipment such as computers, telephones, copiers/scanners and filing cabinets
- Ability to see, speak, walk, hear, stand, use of hand/fingers to handle or feel; climb stairs, stoop, carry/lifting up to 10 lbs.
- Sitting at a desk
- Specific vision abilities required by this job include close vision, color vision, peripheral vision, depth perception and the ability to adjust focus.
WORK ENVIRONMENT
The work environment characteristics described here are representative of those a team member encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
While performing the duties of this job, the team member occasionally works near moving mechanical parts inside the warehouse environment.
The noise level in the work environment is usually moderate. It includes office equipment, such as, phones, computers, and printer/copy machines.
DISCLAIMER
This Job Description is a general overview of the requirements for the position. It is not designed to contain, nor should it be interpreted as being all inclusive of every task which may be assigned or required. It is subject to change, in alignment with company/department needs and priorities. Presence of the job description or role does not guarantee employment.