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Remote New

Billing Specialist

Sentrillion
$58,000 - $80,000 per year
United States
Aug 14, 2025

Position Summary: The Billing Specialist is responsible for the day-to-day administration of direct projects, project billing and monthly project reporting.

Essential Duties and Responsibilities: To perform this job successfully, an individual must be able to perform the following satisfactorily; other duties may be assigned. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.



  • Prepare, process, and remit compliant invoices. Communicate with the Company's customers to enable the timely remittance of amounts due. Maintain department project billing status report. Maintain and distribute routine Accounts Receivable tracking and reporting.
  • Complete monthly review of charges to unit billing accounts and prepare Unit Entries for Unit Billing
  • Timely accumulate, validate, and review all project costs consistent with the Company's defined cost structure.
  • Administer tasks within the Company's cost accounting system, including the setup and maintenance of projects and workforce. Maintain data and document integrity within the cost accounting system and department filing systems.
  • Apply U.S. generally accepted accounting principles (GAAP), Cost Accounting Standards (when relevant), and Cost Principles to maintain compliant cost structures.
  • Reconcile project funding and costs to produce routine project financial reporting.
  • Reconcile project expenditures and employee expense claims for compliance with contract requirements, cost principles, and the Company's policies and accounting practices.
  • Assess departmental processes to identify opportunities for improvement and increased efficiency. Propose enhancements and support the implementation of approved changes by developing and maintaining comprehensive process and procedure documentation.
  • Regularly communicate among department staff and with project management and other project support functions.



Competencies: To perform the job successfully, an individual should demonstrate the following.

Job Knowledge: Competent in required job skills and knowledge; exhibits ability to learn and apply new skills; keeps abreast of current developments; requires minimal supervision; displays understanding of how job relates to others; uses resources effectively.

Multitasking: Supports multiple tasks simultaneously; capable of working independently to meet deadlines; adaptable to shifting priorities; effective in a demanding work environment; focused on detail to minimize mistakes and rework.

Organizational Support: Follows policies and procedures; completes administrative tasks correctly and on time; supports organization's goals and values; benefits organization through outside activities; supports affirmative action and respects diversity.

Planning & Organization: Integrates changes smoothly. Prioritizes and plans work activities. Sets goals and objectives. Uses time efficiently. Works in an organized manner.

Problem Solving: Develops alternative solutions. Gathers and analyzes information skillfully. Identifies problems in a timely manner. Resolves problems in early stages. Works well in group problem solving situations.

Teamwork: Balances team and individual responsibilities; exhibits objectivity and openness to others' views; gives and welcomes feedback; contributes to building a positive team spirit; puts team success above own interests; supports everyone's efforts to succeed.

Use of Technology: Adapts to new technologies. Demonstrates required skills. Keeps technical skills up to date. Troubleshoots technological problems. Uses technology to increase productivity.

Qualifications: To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

Education/Experience:



  • High school diploma or equivalent, required. Bachelor's degree preferred.
  • Three years of experience in a finance or accounting function in support of a U.S. federal contractor.
  • Knowledge of U.S. federal acquisition regulations (FAR) and government


award documents. Familiar with public procurement strategy and procedures.

Language Ability:



  • Read, analyze, and interpret complex documents. Respond effectively to sensitive inquiries. Make persuasive presentations on complex topics to management.


Mathematical Ability:



  • Work with mathematical concepts such as probability and statistical inference. Apply concepts such as fractions, percentages, ratios, and proportions to practical situations.


Reasoning Ability:



  • Define problems, collect data, establish facts, and draw valid conclusions. Interpret an extensive variety of technical instructions in mathematical or diagram form and deal with several abstract and concrete variables.


Certificates and Licenses:

N/A

Computer Skills:



  • Proficient with Microsoft 365 applications with heavy focus on Microsoft Excel and its basic functions (e.g., VLOOKUP, SUMIF, XLOOKUP, pivot tables).
  • Proficient with SharePoint (Navigation and document uploading, sharing and downloading)
  • Proficient with Adobe Professional (Edit PDF, combine files and organize pages)
  • Proficient with Deltek Costpoint ERP, including a minimum of 3 years' experience with its Projects domain.
  • Proficient with government invoicing portals (WAWF/IPP) (CLIN level invoice entry and upload)


Supervisory Responsibilities:

This job has no supervisory responsibilities.

Work Environment: The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

An employee will be expected to work-from-home with minimal distraction and with the occasional need to commute to an office environment or meeting location.

An employee will be expected to be a motivated self-starter with an ability to work effectively and collaboratively in a demanding and fast-paced work environment, works under the close direction of senior personnel in the functional area.

An employee will be expected to keep up with constant shifting of daily priorities in a dynamic environment, exhibiting adaptability with a positive attitude.

Physical Demands: The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

While performing the duties of this job, the employee is regularly required to sit, stand and walk; use hands and fingers, talk, and hear. Occasionally lift and/or move up to 15 pounds.

Vision requirements for this position include close vision.

The above job description is not intended to be an all-inclusive list of duties and standards of the position. Incumbents will follow any other instructions and perform any other related duties as assigned by their supervisor.

Sentrillion is an EEO Employer / Protected Vet / Disabled

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