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// POSTED: May 3, 2026

Senior Sales Engineer - Germany

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The Calix platform enables Communication Service Providers (CSPs) of all sizes to transform and future-proof 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 generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences.

We are looking for dynamic, curious, motivated, and self-starting Senior Sales Engineer to join our growing team in the DACH region. The Sales Engineer is responsible for pre-sales technical engagements with our customers, delivering compelling presentations and building aligned network designs, pivoting between credible technical discussion and distilling technical concepts into simple business language while reinforcing the Calix value proposition. In this role, you will interact with and influence senior technical staff and business management within Calix’s broadband service provider customers. You will provide demonstrations of Calix’s product capabilities and assist with lab and field trials. The ideal candidate has a strong technical background, experience in a pre-sales position, and confidence in both technical and business forums.

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