Sr. Manager, Finance - Manufacturing; Hayward​/Hybrid

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.

The Sr. Manager, Finance, role oversees Sequencing Instruments Manufacturing and Life Cycle Management playing a critical role in financial planning, analysis, and strategic decision-making. It is a highly visible position supporting Operations and Finance leaders, requiring adaptability to fast-changing conditions while delivering timely, accurate analytics and reporting. The role partners closely with business leaders to ensure financial discipline, optimize operational performance, and drive long‑term value creation.

• This is a full‑time role, Monday through Friday, with an expectation of 2‑3 in‑office days per week and additional on‑site presence as needed. The individual must reside in the Hayward area and be able to commute to our offices.

• Financial Planning & Analysis:
  Lead FP&A activities, including annual operating plans for manufacturing spend, production variance, OpEx, and Cap Ex.
• Business Partnership:
  Act as a trusted financial advisor to site leadership, building strong relationships and supporting achievement of site priorities.
• Financial Close & Reporting:
  Manage monthly close processes and deliver timely reporting on OpEx, Cap Ex, material variances, manufacturing absorption, and efficiency metrics.
• Forecasting & Variance Analysis:
  Prepare financial statements, monthly forecasts, and variance reports to drive actionable insights.
• Strategic Decision Support:
  Collaborate with cross‑functional SMEs to evaluate financial implications of strategic initiatives and develop robust business cases.
• Performance Management:
  Partner with systems teams and finance leads to enhance visibility into KPIs and share best practices across sites.
• Cost Optimization:
  Work with business SMEs to monitor GQO costs and identify margin improvement opportunities. Track and report cost saving initiative.
• Compliance & Accuracy:
  Ensure financial data integrity and compliance with corporate policies and procedures.
• Value Creation:
  Maximize long‑term shareholder value while safeguarding corporate assets.

Listed responsibilities are an essential, but not exhaustive list, of the usual duties associated with the position. Changes to individual responsibilities may occur due to business needs.

• Typically requires a Bachelor’s degree in Finance, Accounting, Business Administration, or related field, and a minimum of 12 years of progressively responsible Finance experience, including 3‑6 years of Management experience.
• Strong knowledge of cost accounting, inventory management, variance analysis, gross margin analysis, and budgeting and forecasting.
• Solid understanding of US GAAP; familiarity with SEC reporting requirements is a plus.
• Advanced proficiency in financial modeling and analysis.
• Advanced Excel and PowerPoint skills required.
• Experience with SAP and financial planning/reporting tools (e.g., TM1, Cognos BI);
  Thinkcell a plus.

• Trusted finance business partner with the ability to influence and collaborate across functions and levels, including senior leadership.
• Strong strategic thinking skills, able to synthesize complex data into clear insights and recommendations for executive decision‑making.
• Demonstrated ability to assess risks and opportunities, proactively develop action plans, and support sound investment and operating decisions.
• Adaptable and comfortable operating in fast‑changing environments while delivering timely, accurate financial analysis.
• Proven problem‑solver with…