Sr. Director, Cost Accounting

The Calix platform enables Communication Service Providers (CSPs) of all sizes to transform and future‑prove their businesses. Through real‑time data, automation, and actionable insights delivered via Calix One – our cloud‑first, AI‑powered platform – CSPs can simplify operations, collapse cost, and accelerate innovation. Calix One brings together the automation of everything and the experience of one, empowering customers to deliver differentiated subscriber experiences while driving acquisition, loyalty, and revenue growth.

This is the Calix mission: to enable CSPs of all sizes to simplify, innovate, and grow, strengthening both their businesses and the communities they serve. We’re at the forefront of a once‑in‑a‑generation change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences.

The Senior Director, Cost Accounting is a strategic finance leader responsible for the overall vision, performance, and transformation of Calix's cost accounting function. This role provides leadership for inventory accounting, product costing, cost of goods sold (COGS), manufacturing and supply chain accounting, operational forecasting, and financial support of global operations. Working closely with Finance, Operations, Supply Chain, Manufacturing, and Executive Leadership, the Senior Director will establish scalable processes, strengthen financial controls, improve forecasting accuracy, and develop a world‑class cost accounting organization that enables business growth and operational excellence.

This leader will drive continuous improvement across the cost accounting function, ensure compliance with U.S. GAAP and SOX requirements, and serve as a trusted business partner to operational leaders in support of strategic decision‑making. This is a remote opportunity based in the US.

• Strategic Leadership & Functional Excellence

  Develop and execute the long‑term vision and strategy for the Cost Accounting organization. Lead the transformation and continuous improvement of cost accounting processes, systems, controls, and reporting capabilities. Establish best‑in‑class inventory, costing, and operational accounting practices that support scale and business growth. Partner with executive leadership to align cost accounting strategies with Company objectives. Build organizational capability through talent development, succession planning, and leadership coaching.

• Cost Accounting & Financial Operations

  Own all aspects of global inventory accounting, product costing, COGS, and supply chain accounting. Provide oversight of monthly, quarterly, and annual close processes related to inventory, manufacturing, and operations. Ensure accurate accounting for standard costs, purchase price variances, manufacturing variances, excess and obsolete inventory reserves, warranty reserves, and inventory valuation. Direct quarterly and annual audit support activities and maintain strong internal controls in compliance with SOX requirements.
  
  Establish governance and controls over standard costing methodologies and inventory management processes.

• Operations Forecasting & Business Partnership

  Lead operational forecasting processes in partnership with Supply Chain, Manufacturing, Operations, FP&A, and Finance leadership. Develop models and processes to improve forecast accuracy for inventory, manufacturing costs, COGS, and supply chain‑related expenses. Provide strategic insights regarding product costs, margins, supply chain risks, inventory trends, and operational performance. Partner with Operations leadership to evaluate business initiatives, investments, manufacturing decisions, and cost…