How Many People Work at Calix? Headcount and Employee Trends

Calix provides cloud and software platforms, systems, and services that enable broadband service providers to deliver next-generation networks. The company employs approximately 1,215 people and has added more staff than it has lost, with 69 recorded hires compared with 56 departures, yielding a modest net headcount gain. This balanced growth suggests ongoing investment in both product innovation and customer support while maintaining workforce stability.

Sales and Support is the largest functional group at Calix with roughly 370 employees, underscoring the company’s emphasis on customer engagement and field enablement. Engineering follows closely at 357 employees, highlighting continuous product development across access systems, cloud software, and managed services. Marketing and Product (114 employees) and Business Management (86) provide go-to-market strategy and corporate governance, while Information Technology, Finance and Administration, Operations, Human Resources, and Program & Project Management collectively account for just under one-third of the team. The distribution of talent indicates a strong technical core complemented by robust customer-facing and operational functions.

Calix maintains a geographically dispersed workforce. Around 860 employees are classified under "Other" locations, reflecting a sizable remote or distributed contingent. Outside of this group, the largest single hub is Bengaluru, India, with 86 team members, followed by several U.S. tech markets such as the San Francisco Bay Area (59), Petaluma (54), and San Jose (42). Additional clusters in Minneapolis, Dallas–Fort Worth, Atlanta, Chicago, and Austin collectively house more than 120 employees, illustrating the company’s nationwide presence beyond its California roots.