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Cost Assurance Analyst

Granite Telecommunications
tuition assistance, 401(k)
United States, Massachusetts, Quincy
100 Newport Avenue Extension (Show on map)
Jul 25, 2025

Granite delivers advanced communications and technology solutions to businesses and government agencies throughout the United States and Canada. We provide exceptional customized service with an emphasis on reliability and outstanding customer support and our customers include over 85 of the Fortune 100. Granite has over $1.85 Billion in revenue with more than 2,100 employees and is headquartered in Quincy, MA. Our mission is to be the leading telecommunications company wherever we offer services as well as provide an environment where the value of each individual is recognized and where each person has the opportunity to further their growth and achieve success.

Granite has been recognized by the Boston Business Journal as one of the "Healthiest Companies" in Massachusetts for the past 15 consecutive years.

Our offices have onsite fully equipped state of the art gyms for employees at zero cost.

Granite's philanthropy is unparalleled with over $300 million in donations to organizations such as Dana Farber Cancer Institute, The ALS Foundation and the Alzheimer's Association to name a few.

We have been consistently rated a "Fastest Growing Company" by Inc. Magazine.

Granite was named to Forbes List of America's Best Employers 2022, 2023 and 2024.

Granite was recently named One of Forbes Best Employers for Diversity.

Our company's insurance package includes health, dental, vision, life, disability coverage, 401K retirement with company match, childcare benefits, tuition assistance, and more.

If you are a highly motivated individual who wants to grow your career with a fast paced and progressive company, Granite has countless opportunities for you.

EOE/M/F/Vets/Disabled

General Summary of Position:

Cost Assurance Team has an opening for a Cost Assurance Analyst to be responsible for approving carrier invoice payments and associated account balances, obtaining invoice details to upload to a centralized database, and providing accounting with financial information for the monthly financial close. Additionally, this role includes reporting on KPIs and auditing Granite's cost to move the team forward and drive decision making.

Duties and Responsibilities:



  • Approve carrier invoices for payment and ensure account balances are accurate.
  • Identify and allocate costs to the appropriate product line.
  • Analyze costs to identify trends and discrepancies on a month to month basis.
  • Perform monthly audits on payments, reconciliations, and accruals.
  • Supplement and manage internal cost database tables with associated carrier invoice billing details.
  • Provide financial analysis support to accounting and other teams in finance.
  • Review and/or develop audit reports to assist in identifying discrepancies in cost.
  • Attain a working knowledge of telecommunication tariffs, interconnection agreements, and vendor contracts.
  • Research new USOCs or cost components to understand cost structure or product detail.
  • Submit timely, well documented disputes to vendor for erroneous billing via the standardize dispute process.



Growth opportunities in the role include:



  • Leadership roles.
  • Writing data to company databases to enhance current audits, as well as building new audits.
  • Engage with Upper Management at high visibility meetings that drive company direction.
  • Leading conference calls with other telecommunication providers to resolve outstanding billing issues and maintain relationships.


Required Qualifications:



  • Proficient in Microsoft Office.
  • Advanced Excel skills.
  • Experienced in understanding audit concepts, and data analysis.
  • Excellent research skills-Proven problem-solving skills.
  • Self-Motivated-Ability to work equally well under supervision and independently.
  • Comfortable in a team setting.


Preferred Qualifications:



  • Experience with Power Pivot or Power BI.
  • Understand SQL or similar database languages.
  • Proven success and interest in process improvements.
  • Prior experience in the Telecommunications industry.
  • Strong data mining and analytical skills.
  • Negotiation skills.


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