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Accounting Specialist (Pre Invoice Specialist II) - Hybrid Work Schedule

Mansfield Oil Company
sick time
United States, Colorado, Denver
1700 N Lincoln St Ste 2220 (Show on map)
Dec 04, 2025

The Pre-Invoice Specialist II is responsible for the timely collection and tracking of pending orders; validation, processing, and reconciliation of vendor transactions daily; managing statement of accounts and maintaining productive billing relationships for our less than truckload vendor partners to our customer locations nationwide.

Responsibilities

Open Order Fulfillment
* Request, collect, and manage open vendor orders
* Identify incorrect schedules and make adjustments as needed

Process Vendor Invoices
* Receive manual and automated invoices and process for payment
* Manage pending file status to established metric/goals
* Identify, research, and resolve pricing, tax, and set -up related issues on invoices
* Determine internal vs external invoice issues and engage appropriate stakeholders for resolution
* Identify necessary credit/rebills and request from vendors

Statement of Accounts
* Collect and track statements from assigned vendors monthly
* Resolve untimely outstanding accounts payable items

Root Cause Analysis and Process Improvement
* Identify and analyze trends across multiple vendors and transactions and resolve pursuant to department goals
* Establish processes with vendors to correct transaction file errors
* Proactively analyze failing files for root cause and enact solutions
* Identify and execute opportunities to transition vendors to ERS or manual fulfillment

Other Duties as Assigned
* Maintain a positive billing relationships with assigned vendors
* Train new or advancing vendors on Mansfield processes and billing methods
* Assist with other LTL billing responsibilities as needed

Position Requirements

Formal Education & Certification
* High school diploma required
* Associates degree or higher preferred

Knowledge & Experience
* Must have at least two years' professional work experience, preferably in billing or accounts receivable/accounts payable
* Petroleum Industry knowledge preferred
* Must be able to use Microsoft Office suite with confidence (Word, Outlook, Excel, PowerPoint)
* Advanced proficiency with Microsoft Excel required (Vlookups, Xlookups, Pivot Tables, etc.)

Qualifications & Characteristics
* Strong communication skills
* Strong problem solving skills
* Ability to multi-task
* Ability to work in a team environment

Work Environment
* 40 hours per week - hybrid schedule available once training is completed (3 days in the office, 2 days remote); training take at least 3 months
* Sitting for extended periods of time
* Dexterity of hands and fingers to operate a computer keyboard, mouse, power tools, and other computer components

Pay is $24.03/hour

Applications will be accepted until role is filled.

Position is eligible for an annual bonus of $1,500.00

In addition to Vacation (2+ weeks annually, depending on tenure), and Sick Leave (5 days annually); Full benefits information can be found here: https://communications.aleragroup.com/view/442309559/

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status.

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