Tina S. Zacharia
Bengaluru,India
Summary
Accomplished professional with expertise in people management, project management, and financial oversight. Demonstrates proficiency in invoicing and operations, client relations, and training and development. Skilled in machine learning and AI, test automation, big data handling, and user experience understanding. Known for adaptive thinking and strategic AI implementation. Committed to leveraging these skills to drive organisational success and innovation. Well-versed in strong communication and organisation skills. Seeks solutions to problems and applies extensive analytical knowledge to findings. Adept at multi-tasking, leading group discussions and managing projects.
Overview
5
5
Languages
1
1
Certification
16
16
years of professional experience
Work history
Manager
Ernst & Young LLP
Bengaluru
2018.02 - 2026.03
- Coordinated with global tax teams to understand compliance requirements and design tax questionnaires aligned with EYMP standards Client Management & Global Coordination
- Played key role in EYMP implementation, including UAT testing, requirement gathering, and process setup.
- Resolved all EYMP tax support tickets, ensuring seamless client experience and operational continuity.
- Managed end to end tax billing processes for top UK clients and global clients, ensuring compliance with EY policies and client expectations.
- Engagement & Financial Management Reviewer and sign off authority for financial bills, invoices, and client deliverables
- Managed revenue status, aged inventory, debtor follow ups, and monthly billing cycles.
- Produced client ready financial documents including reconciliation reports, pre bills, and billing summaries.
- Identified resource mix and margin modelling to optimize engagement profitability.
- Process Improvement & Automation Co led global billing automation project, improving efficiency by 50% and reducing manual intervention. This project also involved automation of other PMO roles like initiations, out of scope approval process, prime sub memo creations and authorization list approvals from client.
- Coordinated with technology teams to test, validate, and release automated billing solutions.
- Developed process documentation for offshoring billing and coordination services.
- People Leadership Managed performance, mentoring, retention, and capability development for team members.
- Conducted multiple trainings for UK Tax and Coordinating teams on billing, engagement economics, and financial management.
- Ensured positive work environment and addressed knowledge gaps through structured learning programs.
- Quickly learned and applied new skills to daily tasks, improving efficiency and productivity.
- Contributed to technical reports detailing project progress and future plans.
- Initiated regular brainstorming sessions contributing towards creative problem-solving strategies.
- Implementation and training on AI tools, analysing areas where AI agents can be used for Tax practice
- Applied critical thinking to analyse problems, evaluate solutions and select best decisions.
- Piloted change management initiatives successfully improving organisational adaptability.
- Fostered positive work environment with regular team-building activities.
Teacher
Sunrise English Private School
Abu Dhabi
2014.10 - 2015.10
- Delivered Mathematics and Life Skills curriculum for Grades 4 and 5.
- Implementation of effective teaching skills as per TTF training
- Supported IT team in updating Central Data Management System.
- Worked closely with colleagues for implementing cross-curricular projects that engaged students in comprehensive learning experiences.
- Integrated technology into lessons to make subjects more appealing to today's tech-savvy students.
- Utilised ICT tools, enhanced interactive learning experience in classrooms.
- Took part in parent-teacher meetings discussing pupil progress and potential areas for improvement.
Senior Associate
Ernst & Young LLP
Bengaluru
2010.06 - 2014.02
- Managed assignment initiation, repatriation, and tax briefing processes for more than 15 global mobility clients
- Prepared daily, weekly, and monthly progress reports, dashboards, budgets, and demographic reports.
- Conducted weekly progress meetings with coordinating offices and clients.
- Managed team performance, work allocation, and feedback cycles. Managed project scheduling, analysis, and reporting.
- Led team of associates towards achieving company goals.
- Streamlined processes for improved business efficiency.
- Organised training sessions enhancing skillsets among junior associates.
Education
Master of Business Administration - Human Resource
Bharathiar University
Coimbatore, IndiaBachelor of Science - Computer Science, Math And Statistics
Kristu Jayanti College
Bengaluru, India05.2010
Skills
- People management
- Project management
- Financial oversight
- Invoicing and operations
- Client relations
- Training and development
- Machine learning and AI
- Test automation
- Big data handling
- User experience understanding
- Adaptive thinking
- AI implementation strategy
Languages
English
Proficient (C2)
Kannada
Proficient (C2)
Hindi
Upper intermediate
Malayalam
Advanced (C1)
Tamil
Advanced
Accomplishments
- Improved billing efficiency by 50% annually through co-leading a global automation project.
- Recognized with Exceptional Client Service, Excellence in Team Management, Pursuing Innovation, and Extra Miler awards.
- Successfully transitioned multiple billing processes to GDS, enhancing accuracy and turnaround time.
- Led EYMP tax questionnaire configuration across multiple countries, ensuring global compliance alignment.
Awards
Exceptional Client Service award, Excellence in Team Management, Pursuing Innovation Award, Extra Miler Award
CORE COMPETENCIES
- Engagement & Financial Management Tax Operations & Coordination
- Billing, Invoicing & Revenue Management
- EYMP Implementation & UAT Testing Process Automation & Efficiency Improvement
- Client Relationship Management
- People Leadership & Coaching Reporting, Dashboards & Analytics
- Change Management & Transition Support
ADDITIONAL INFORMATION
- Strong ability to manage large datasets and produce client-ready financial documents.
- Experienced in automation, UAT testing, and cross-functional coordination.
- Committed to continuous improvement and operational excellence.
Certification
AI Tools and Claude Workshop
Timeline
Manager
Ernst & Young LLP
2018.02 - 2026.03
Teacher
Sunrise English Private School
2014.10 - 2015.10
Senior Associate
Ernst & Young LLP
2010.06 - 2014.02
Master of Business Administration - Human Resource
Bharathiar University
Bachelor of Science - Computer Science, Math And Statistics
Kristu Jayanti College