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Charles Onwuzuruike

@charlesonwuzuruike

Senior cash collections and AR leader optimizing cash flow, cutting DSO, and scaling SAP-driven operations.

Brazil
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What I'm looking for

I’m looking to lead cash collections and AR initiatives that reduce DSO and strengthen cash flow. I want to collaborate with finance leadership, scale team performance, and use SAP-driven process improvements to improve reporting accuracy and control.

I’m a Cash Collections and Account Receivable Senior Manager with over six years of proven success optimizing cash flow, reducing DSO, and implementing efficient AR strategies. I bring hands-on strength in financial reporting, team leadership, and leveraging ERP systems like SAP and GFP to improve operational efficiency and financial control.

At British Telecoms Group in São Paulo, I implemented workable cash collection processes that reduced DSO by 70% within the first year as a Collections/AR Manager. I also oversaw multinational AR operations across Latin America and Europe, ensuring compliance with financial policies, while collaborating with finance leadership to forecast and manage global cash flow.

I led a team of analysts to improve customer payment timelines and accuracy, and I built foundations earlier as a Cash Collection and Account Receivable Analyst by supporting AR reconciliation, billing accuracy, and payment posting for corporate clients. I also assisted in migrating AR functions to SAP, improving system reporting accuracy, and regularly provided monthly financial reports and variance analysis for senior management.

Experience

Work history, roles, and key accomplishments

BG
Current

Cash Collections Manager

British Telecoms Group

Jan 2022 - Present (4 years 5 months)

Implemented cash collection processes that reduced DSO by 70% within the first year. Oversaw multinational AR operations across Latin America and Europe, led analysts to improve payment timelines and accuracy, and supported global cash flow forecasting.

BG

Accounts Receivable Analyst

British Telecoms Group

Jan 2019 - Jan 2022 (3 years)

Supported AR reconciliation, billing accuracy, and payment posting for corporate clients, improving system reporting through an AR migration to SAP. Produced monthly financial reports and variance analysis for senior management.

Education

Degrees, certifications, and relevant coursework

Chartered Institute of Credit Management logoCM

Chartered Institute of Credit Management

Diploma, Credit Management

Completed a Diploma with the Chartered Institute of Credit Management in 2023.

Imo State University logoIU

Imo State University

Bachelor of Science, Chemistry Education

2010 -

Completed a B.Sc in Chemistry Education at Imo State University (year provided: 2010).

Tech stack

Software and tools used professionally

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