Karthikeyan Munisamy
Team Lead | Finance Operations | O2C | Telecom Billing | Shared Services
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About
Results-oriented operations leader with 16+ years of experience in Telecom Billing, Order-to-Cash (O2C), Invoice Validation, Accounts Receivable (AR), Revenue Assurance, Credit Management, Dispute Resolution and Shared Services Operations. Proven success in leading teams, improving billing accuracy, driving SLA/KPI performance, managing client stakeholders and delivering operational excellence.
Experience
Team Lead - Accenture Operations Pvt. Ltd.
(2022-12)
- Lead telecom billing and finance operations teams supporting enterprise customers.
- Drive billing governance including invoice validation, controls, revenue assurance and compliance.
- Monitor SLA, KPI, productivity and quality metrics; provide leadership reporting.
- Conduct governance reviews, manage escalations and build client relationships.
- Coach and mentor team members while supporting workforce planning and performance management.
Senior Telecom Billing Analyst / SME - Accenture Operations Pvt. Ltd.
(2016-09 - 2022-11)
- Managed complete O2C lifecycle from order creation through invoice generation and collections support.
- Performed pre-billing and post-billing validations, audits and reconciliations.
- Supported Accounts Receivable activities through dispute reduction and invoice correction.
- Collaborated with sales, finance and operations teams to ensure timely billing and revenue realization.
Contractor - Magna Infotech Pvt. Ltd.
(2015-09 - 2016-08)
- Supported telecom billing operations and process compliance activities.
Quality Analyst - JASK Technologies Pvt. Ltd.
(2011-10 - 2015-08)
- Managed litigation coding quality reviews and client deliverables.
Education
MBA - Systems Management - Madurai Kamaraj University (2014)
B.Sc. - Information Technology - Mannar Thirumalai Naicker College (2010)
