Sr Manager, Financial Business Systems – India

What if the work you did every day could impact the lives of people you know? Or all of humanity? At Illumina, we are expanding access to genomic technology to realize health equity for billions of people around the world. Our efforts enable life-changing discoveries that are transforming human health through the early detection and diagnosis of diseases and new treatment options for patients. Working at Illumina means being part of something bigger than yourself. Every person, in every role, has the opportunity to make a difference. Surrounded by extraordinary people, inspiring leaders, and world changing projects, you will do more and become more than you ever thought possible. Position Summary: We are seeking a highly experienced Senior Manager, Finance Performance Management to lead and evolve our enterprise OneStream planning, consolidation, and analytics platform in Bangalore, India. This role will drive strategic transformation initiatives and provide technical and delivery leadership across regions finance planning, forecasting, consolidation, and reporting processes. The Senior Manager will be accountable for platform strategy, solution architecture, delivery governance, and stakeholder partnership , ensuring OneStream scales with business complexity and supports executive decision-making. This role requires strong OneStream expertise, solid finance acumen, and experience leading cross-functional teams across regions. Key Responsibilities: Strategic & Leadership Responsibilities Own the end-to-end OneStream platform strategy , roadmap, and governance for enterprise planning, forecasting, consolidation, and reporting. Partner with FP&A, Accounting, IT, and regional finance teams to ensure smooth and timely release of applications and modules. Lead, mentor, and develop a team of OneStream analysts, setting technical standards and best practices. Establish and enforce development standards, architectural principles, security controls, and model governance. Solution Architecture & Delivery Design and oversee complex OneStream solution architectures , including financial models, workflows, dashboards, cube views, and integrations. Provide hands-on leadership for major implementations, enhancements, and upgrades , ensuring high-quality delivery. Develop, enhance, and maintain OneStream applications to support Finance business partners across planning, forecasting, and reporting processes. Build, optimize, and maintain Business Rules (Finance Rules, Extensibility Rules, Connector Rules) using VB.NET and XML to drive automation and business logic. Create and manage OneStream metadata using Metadata Builder, ensuring accuracy, consistency, and scalability. Lead the design, development, and optimization of SQL-based integrations between OneStream and upstream/downstream systems (ERP, data warehouses, Snowflake, etc.). Configure and maintain workflows to manage data submissions, approvals, and validation processes efficiently. Design and deliver dashboards and cube views that provide actionable insights to Finance and business leaders. Operational Excellence & Continuous Improvement Drive performance optimization , system stability , and proactive issue resolution. Identify and implement automation and process improvement opportunities . Lead structured project delivery using formal methodologies across requirements, design, build, testing, deployment, and user training. Build and maintain strong relationships with key business partners to understand reporting needs and deliver innovative solutions. Requirements: 14 years of progressive experience in Finance Systems, EPM, or Financial Planning & Analytics. 5 years of deep, hands-on OneStream experience , including architecture and complex implementations. Expert-level proficiency in: OneStream Business Rules (Finance, Extensibility, Connector Rules) VB.NET, SQL, XML Metadata Builder, Workflows, Dashboards, and Cube Views Proven ability to design ... (truncated, view full listing at source)