Senior Support Engineer (VoIP)

About the role

VoiceSpin is expanding its engineering team and seeks an experienced VoIP Engineer to design, configure and optimise the telephony backbone of its cloud‑based contact‑center platform. You will work with Linux, Asterisk and SIP to ensure high call quality and reliability for enterprise clients worldwide.

Key responsibilities

• Provide 2nd/3rd‑tier technical assistance via phone, email or chat.
• Perform remote troubleshooting using diagnostic techniques and guide customers through problem‑solving.
• Escalate unresolved issues to higher support levels.
• Document events, issues and resolutions in logs.
• Gather customer feedback and suggest improvements to internal teams.

Required profile

• Strong Linux administration experience.
• Hands‑on knowledge of Asterisk and VICI Dialer.
• Deep understanding of SIP protocol and VoIP concepts.
• Proficiency with SQL databases, especially MySQL and MariaDB.
• Programming/scripting skills in at least one of Bash, PHP or Python.
• Upper‑intermediate English communication skills.

Required skills

• Linux
• Asterisk
• VICI Dialer
• SIP
• VoIP
• MySQL / MariaDB
• Bash
• PHP
• Python

What we offer

• Collaborative engineering culture focused on innovation.
• Strong growth opportunities within the team.
• Long‑term employment.
• Paid vacation and sick leave.
• English classes.
• Paid health insurance.
• Fully remote work format.