Commercial Finance Manager | Fixed Term Contract | Johannesburg

Commercial Finance Manager: Carrier Management Services | South Africa |FTC

If you are a commercially minded finance professional who thrives on solving complex financial issues, strengthening governance, and bringing clarity to high-volume supplier environments, this role offers the opportunity to make a measurable impact. Join a business-critical finance function where your analysis, challenge, and commercial insight will directly influence financial control, supplier recovery, and Balance Sheet integrity.

The Commercial Finance Manager: Carrier Management Services (CMS) will provide senior commercial finance, financial governance, and independent control across a complex carrier and vendor environment. The role will oversee Telco Credits and supplier-related Balance Sheet exposures, drive robust reconciliations and dispute governance, and ensure that financial outcomes are supported by sound controls, appropriate evidence, and audit-ready processes.

Working across Commercial Finance, Financial Accounting, Operations, Legal, and Carrier Management, you will bring financial discipline to a high-volume, low-margin environment where supplier disputes, working capital, provisioning, and commercial decisions require strong analysis and informed challenge. This is an opportunity to influence both day-to-day financial governance and longer-term improvements in supplier management, process integrity, and commercial performance.

Our client is a large, established technology and connectivity services organisation operating in a complex, high-volume environment. The business works across telecommunications and ICT-related services and has a commercially driven culture that values accountability, collaboration, analytical rigour, and continuous improvement.

What You'll Do

• Own the financial governance framework supporting Telco Credits and carrier-related Balance Sheet exposures

• Oversee disputed vendor balances, ensuring completeness, accuracy, recoverability, and audit supportability

• Drive monthly reconciliation and substantiation of Telco Credit balances

• Implement and maintain governance controls covering dispute recognition, ageing, escalation, and provisioning

• Ensure disputed balances are supported by contractual documentation, dispute evidence, and appropriate management approvals

• Support quarterly Expected Credit Loss assessments in line with IFRS 9 governance requirements

• Monitor supplier ageing trends, concentration risk, and recovery performance

• Lead financial oversight of key supplier disputes, reconciliations, and recovery initiatives

• Quantify, track, and validate disputed amounts and supplier recoveries

• Partner with CMS operations, Legal, and suppliers to drive dispute resolution and recovery

• Provide independent commercial challenge on the validity, recoverability, and accounting treatment of disputed balances

• Identify recurring dispute drivers and support root-cause remediation

• Strengthen financial controls and commercial governance across the supplier environment

• Review and challenge journals, reconciliations, and accounting treatments relating to Telco Credits and vendor disputes

• Support internal and external audit requirements through robust schedules, evidence, and documentation

• Support supplier governance and financial control improvements across the vendor lifecycle

• Contribute to monthly Balance Sheet certification processes

• Analyse supplier spend, cost drivers, and margin performance

• Provide financial modelling and commercial analysis for supplier negotiations, renewals, and decision-making

• Support forecasting, budgeting, and working capital planning

• Analyse dispute trends, recovery forecasts, and provisioning impacts

• Develop and maintain management reporting and KPI dashboards

• Improve data quality, dispute tracking, supplier reconciliation processes, and reporting automation

• Standardise dispute evidence packs and supplier governance documentation

• Act as a key Commercial Finance and governance partner to CMS leadership and operational stakeholders

• Present governance updates, risk assessments, and recovery progress to senior leadership and monthly business review forums

What You Bring

• A BCom degree in Accounting, Finance, Commerce, or an equivalent qualification

• At least 5 years' experience in Commercial Finance, Financial Control, Finance Business Partnering, or Commercial Governance

• Strong experience in financial analysis, reconciliations, governance, and working capital management

• Strong understanding of financial controls and Balance Sheet governance

• Demonstrated ability to manage or oversee supplier reconciliations and complex commercial disputes

• Strong commercial acumen and the confidence to provide constructive, independent financial challenge

• Advanced Excel and financial modelling capability

• Strong analytical, problem-solving, and process improvement skills

• Strong stakeholder engagement, influencing, communication, and presentation capabilities

• High attention to detail and a disciplined approach to audit and financial control

• Ability to operate effectively in a high-volume, operationally complex environment

CA(SA), CIMA, or an equivalent professional qualification will be advantageous. Experience in Telecommunications, ICT, Infrastructure Services, or another high-volume service environment will be beneficial, as will exposure to revenue recognition, contract management, and operational finance governance.