Accounting Assistant I

Job Title: Accounting Assistant I

Location: Parsippany, NJ

Type: Contract

Compensation: $25.00

Work Model: Onsite

Hours: 9 a.m.-1 p.m., approximately 20-25 hours a week

Responsibilities

• Enter invoices from vendors and subcontractors.
• Print and mail checks with supporting documentation.
• Process check requests.
• Set up new vendors and subcontractors and request W-9 forms as needed.
• Maintain and update sales tax exemption documentation.
• Follow up on expired certificates of insurance (COIs).
• Upload and maintain accounting documents in DocuWare.
• Provide general support to the Accounting Department.

Requirements

• Hands-on accounts payable experience, particularly invoice entry, check processing, and vendor record maintenance.
• High school diploma or GED required; associate degree preferred.
• Basic understanding of bookkeeping and accounting principles.
• Proficiency in Microsoft Office, particularly Excel and Word.
• Strong attention to detail, organizational skills, and ability to prioritize and meet deadlines.
• Professional, dependable, and comfortable working in a fast-paced environment.
• Strong communication and customer service skills.

System One, and its subsidiaries including Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.