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Bengaluru 3 - 9 years experience Responsibilities Key Responsibilities - Integrate with SIP/VoIP providers: configure SIP trunking, channel provisioning, carrier-grade SIP-level integration - Deploy and manage VoIP platforms (Asterisk, Kamailio) and media relays (RTPengine); FreeSWITCH experience is a plus - Terminate and manage media flows in company data centres, supporting AI-based voice processing - Configure networking for call routing and NAT traversal in data centre and client environments - Handle Linux server administration, containerization, patching, and automation - Diagnose and debug real-time media issues using tools like Wireshark, sngrep, tcpdump - Architect call routes, dial plans, load balancing, failover strategies across deployments - Collaborate with engineering teams to integrate with platforms like Twilio and Genesys - Document systems, network designs, call flows, deployment SOPs - Travel to client onsite locations to perform installations, network setups, and hands-on support Required Technical Skills - Strong expertise with Asterisk: dial plans, ARI, AMI, voice codecs, IVR logic - Proficient in Kamailio: NAT handling, registrar, dispatcher and SIP proxy logic - Experience configuring RTPengine for media relay and NAT traversal - Deep understanding of SIP protocol, SDP negotiation, RTP, call flows and signaling - Advanced grid of computer networking: NAT, STUN/TURN, routing, subnetting, packet filtering, firewalls, load balancing - Experience integrating with SIP providers (DID/tollfree channels through Twilio/Genesys or others) - Strong Linux administration: Debian/Ubuntu/CentOS/RHEL; scripting (bash, python) for automation; monitoring - Hands-on debugging experience with SIP/RTP diagnostics and trace tools - Experience with SIP load testing using tools like SIPp - Creation and management of observability dashboards using Prometheus and Grafana Preferred/Bonus Skills - Experience with FreeSWITCH deployments - Docker and containerized deployment experience to manage VoIP stacks and services - Exposure to cloud platforms (AWS, Azure, or GCP) for hybrid or scalable VoIP deployments - Understanding of VoIP security (TLS, SRTP), SBC configuration, and QoS implementation - Experience with SBCs and secure SIP peering - Familiarity with traffic shaping, jitter buffering and SIP analytics platforms like Homer/SIPCAPTURE - REST API integration for Twilio, Genesys, or other CPaaS systems - Basic knowledge of databases like PostgreSQL or MongoDB - Version control with Git and basic CI/CD automation tools - Experience with Dialer or Call Center software such as Cisco or Genesys - Experience configuring agent desktops over CTI integrations Soft Skills & Communication - Excellent verbal and written communication skills for interacting with clients and cross-functional teams - Proactive, detailoriented mindset with robust problem-solving and analytical skills - Ability to manage client expectations, lead onsite technical discussions, and produce clear documentation - Team player comfortable working in fastpaced engineering culture Skills Required Primary Skills Microsoft Azure Basic Shell Scripting Redis CI/CD Jenkins Helm Argo CD DevOps, Kubernetes, Infrastructure-as-Code Prometheus ELK Stack Async Task Queues (Celery + Redis) Grafana Docker/Kubernetes CI/CD Integration with Jenkins, Git, and Azure DevOps .
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.