JESSE MAYOKUN ADEFISAN
Peterborough,UK
Summary
Certified Sage Intacct Implementation Consultant and Chartered Accountant (ACA) with several years of experience leading full-cycle ERP implementations, financial system transformations, and business process reviews. Skilled in configuring and deploying Sage Intacct, Sage 50, Sage 200, and Sage Payroll, delivering tailored dashboards, integrations, and managing complex data migrations. Adept at bridging finance, IT, and vendors to ensure smooth delivery, adoption, and measurable business value. Experienced across industries including professional services, construction, non-profit, and hospitality, with strong knowledge of dimensional and financial accounting. Recognized for exceptional client service, project leadership, and delivering ERP transformations across multi-country and multi-industry environments.
Overview
11
11
years of professional experience
2015
2015
years of post-secondary education
1
1
Certification
Work history
Implementation Consultant
Phase 3 Consulting
Manchester
02.2025 - 08.2025
- Lead and support Sage Intacct configuration and implementation aligned to client requirements and best practices.
- Deliver full ERP implementations from planning through Go-Live, covering data migration, testing, and training.
- Develop tailored reports and dashboards; configure 3rd party integrations (e.g., Avalara, Bill.com, Expensify).
- Manage project plans, budgets, and timelines; communicate with stakeholders to ensure client satisfaction.
- Conduct webinars, product demonstrations, and provide technical support as required.
Implementation Consultant
Aide Associates Limited
Essex
03.2022 - 01.2025
- Delivered successful data migrations and integrations to support Sage Intacct implementations.
- Led finance transformation initiatives, improving efficiency, reporting, and data accuracy.
- Managed stakeholder relationships and project deliverables across cross-functional teams.
Implementation Consultant
PwC
London
11.2023 - 06.2024
- Led Sage Intacct projects to successful early Go-Lives through requirements gathering, BPR sessions, and solution documentation.
- Configured Sage Intacct environments, managed UAT, and oversaw data migration and reconciliation.
- Prepared cutover and Go-Live plans, facilitating seamless adoption and client satisfaction.
Business Process Analyst
SS&C Financial Services International Ltd
09.2022 - 05.2023
- Analysed business change requests to validate benefits and prioritise initiatives.
- Facilitated workshops with stakeholders and IT representatives to refine requirements.
- Prepared cost estimates and operational impact assessments to support decision-making.
Finance Transformation Consultant
PwC
Lagos
08.2021 - 02.2022
- Led finance transformation initiatives aligning systems, processes, and reporting structures.
- Implemented streamlined procedures, improving compliance with GAAP/IFRS.
- Delivered forecasting and variance analysis to support leadership decisions.
Management Accountant
Cititrust Asset Management Limited
Lagos
11.2020 - 07.2021
- Prepared monthly management accounts, supported ERP migrations, and implemented financial controls.
Management Accountant
Asset Resource Management
Lagos
09.2018 - 10.2020
- Produced financial statements and provided analysis for executive decision-making.
System Accountant
Fintrak Software Company Limited
Lagos
01.2015 - 08.2018
- Optimised reporting systems, trained staff, and ensured compliance with GAAP/IFRS.
Education
BSc - Management and Accounting
Obafemi Awolowo University
Ile Ife, NigeriaDiploma - Accounting
Federal Polytechnic Ado
Ekiti, NigeriaSkills
- Sage Intacct
- Sage 50
- Sage 200
- ERP Integrations
- Billcom
- Expensify
- Avalara
- SQL
- Power BI
- Advanced Excel
- Data Migration
- Business Process Design
- UAT
- Multi-country Projects
- Stakeholder Management
- Project Leadership
- Chartered Accountant
- Financial Reporting
- Commercial Awareness
Websites
Certification
- Institute of Chartered Accountants (ACA), 2017
- Certified Sage Intacct Implementation Specialist, 2025
- Accounting Technician Scheme, 2010
- Professional Development: Fundamentals of Data Analysis in Excel, CFI, 2024
- FP&A Dashboard Visualisation & Analysis, CFI, 2024
- AI for Excel Formulas, CFI, 2024
Timeline
Implementation Consultant
Phase 3 Consulting
02.2025 - 08.2025
Implementation Consultant
PwC
11.2023 - 06.2024
Business Process Analyst
SS&C Financial Services International Ltd
09.2022 - 05.2023
Implementation Consultant
Aide Associates Limited
03.2022 - 01.2025
Finance Transformation Consultant
PwC
08.2021 - 02.2022
Management Accountant
Cititrust Asset Management Limited
11.2020 - 07.2021
Management Accountant
Asset Resource Management
09.2018 - 10.2020
System Accountant
Fintrak Software Company Limited
01.2015 - 08.2018
Diploma - Accounting
Federal Polytechnic Ado
BSc - Management and Accounting
Obafemi Awolowo University
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