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Senior Tier 3 Engineer

Location: Remote
Compensation: To Be Discussed
Reviewed: Tue, Oct 13, 2026
This job expires in: 30 days

Job Summary

Working remotely on a full-time basis, the Senior Tier 3 Engineer will manage escalated technical issues, provide direct support for complex problems across Calix Cloud, and mentor frontline support engineers while collaborating with technical teams to drive customer-impacting product issues to resolution.

Key responsibilities
  • Own escalated technical issues and provide direct support to customers on complex problems
  • Identify product bugs and collaborate with Development to resolve customer-encountered product defects
  • Create technical documentation and represent the voice of the customer across internal teams
Required qualifications
  • 5+ years of technical support and/or escalation support experience, preferably in networking or software applications
  • BS/MS in Electrical Engineering, Computer Science, or equivalent experience
  • Strong understanding of cloud-based technology, client/server architectures, and related networking protocols
  • Ability to use data and insights for informed decision-making and recommending improvements
  • Exceptional interpersonal skills with a customer-centric and collaborative mindset

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