Senior Global Voice Infrastructure Engineer

salesforce.com, inc.; San Francisco (CA); On-site; USD 117,200 - 223,900; Full time

Job summary

Salesforce.com, inc. is seeking a senior engineer to design, deploy, and operate massive-scale voice infrastructure within the Service Cloud Voice ecosystem.

You will ensure reliable PSTN/SIP/VoIP services across regions, coordinate with carriers and vendors, and maintain proactive monitoring and security posture. Ideal candidates have 5+ years of experience with large-scale voice deployments, strong troubleshooting, and a track record of meeting 4+9s SLA.

Qualifications

• Requires 5+ years of voice infrastructure deployments in public clouds.
• Experience operating 24/7 voice systems with enterprise-scale SLAs.
• Hands-on with SIP, PSTN, VoIP, SBCs, and SIP trunking.
• Ability to design scalable voice networks and monitor QoS and security.

Skills

5+ years voice infra in public clouds

Multi-region voice operations

Real-time communications (PSTN, SIP,Vo

24/7 voice system with 4+9s SLA

SBCs & SIP trunking

Voice infra monitoring and alerting

Capacity planning for voice

VoIP security

Voice troubleshooting (QoS, jitter, 4X

SIP/STIR-SHAKEN debugging

Maintenance planning for voice infra

Strong communication

Customer & partner collaboration

Carrier relations

Regulatory compliance (E911, CALEA)

Analytical problem solving

Adaptability

Time management

Education

Related technical degree

Job description

Salesforce.com, inc. is seeking a senior engineer to design, deploy, and operate massive-scale voice infrastructure within the Service Cloud Voice ecosystem.

You will ensure reliable PSTN/SIP/VoIP services across regions, coordinate with carriers and vendors, and maintain proactive monitoring and security posture. Ideal candidates have 5+ years of experience with large-scale voice deployments, strong troubleshooting, and a track record of meeting 4+9s SLA.