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Abhishek Datta

@abhishekdatta

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Finance Transformation Lead at TCS who delivered 92% touchless cash application and unlocked $65M+ in working capital.

India

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At TCS, I own global process delivery across P2P, OTC, and RTR for Tata Steel. I deployed High Radius Autonomous Cash Application integrated with SAP S/4HANA, reaching 92% touchless cash matching and reducing unapplied cash by $42M.

I also led Celones process mining and a Target Operating Model design and GBS migration that reduced DSO by 18 days and unlocked $65M+ in working capital. My work spans finance transformation, automation, and process governance, supported by Lean Six Sigma Green Belt certification and SAP Subject Matter Expert experience.

Experience

Work history, roles, and key accomplishments

Operation Delivery Lead – Global Process Owner

TCS

Oct 2018 - Aug 2026 (7 years 10 months)

Owned end-to-end Global Process Ownership across P2P, OTC, and RTR towers for a 265+ FTE finance operations organization spanning 102+ legal entities. Drove SAP P2P solution design, E-Invoicing/ERS rollout, High Radius automation, and RPA-led close automation, delivering significant efficiency gains and working capital improvements.

SAP S 4HANA HighRadius Celonis Robotic Process Automation OCR IDP Power BI Tableau SLA KPI CEI Governance Lean Six Sigma Process Reengineering Target Operating Model GBS Migration IFRS 9 US GAAP SOX

Assistant Manager / Tower Lead – P2P, OTC & RTR

Accenture

Apr 2016 - Oct 2018 (2 years 6 months)

Managed P2P processes end-to-end, led OTC tower service delivery, and handled Intercompany General Accounting. Pioneered Celones process mining for a retail client, reducing dispute cycle from 28 to 9 days and delivering an 18-day DSO reduction.

P2P OTC RTR Intercompany Accounting Celonis Process Mining SOX 404 SLA Management Audit Readiness MBR QBR Process Reengineering

Team Leader – P2P, RTR (APAC Region)

Genpact

May 2010 - Mar 2016 (5 years 10 months)

Handled RTR Intercompany General Accounting across 10 company codes, managed P2P activities including urgent invoice processing and Withholding Tax reporting, and supervised OTC collections strategy. Delivered a Lean Six Sigma Green Belt project on GRIR Clearing Standardization.