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Voice Infrastructure Engineer Job Opening In Vellore – Now Hiring Simetrix Solutions


Job description

About the Role

We're building the future of contact center communications, and we're looking for an exceptional Voice Infrastructure Engineer to architect and implement enterprise-grade voice technologies that will power thousands of customer interactions daily.

If you're passionate about real-time communications, VoIP, and creating seamless voice experiences at scale, this is your opportunity to make a massive impact.



What You'll Build

You'll be the technical architect behind the complete voice infrastructure stack, including:


Intelligent IVR Systems

  • Conversational AI-powered self-service using modern ASR/NLU/TTS engines
  • Integration with Deepgram Nova-2, Claude Sonnet 4, ElevenLabs Turbo
  • Dynamic call flow orchestration with 60-80% containment rates


Predictive Dialer Platform

  • ML-optimized pacing algorithms for maximum agent productivity
  • Advanced Call Progress Analysis (CPA) with 95%+ accuracy
  • TCPA-compliant outbound calling with real-time abandonment rate control


SIP Trunking & WebRTC Infrastructure

  • Multi-provider SIP trunk architecture (Twilio, Bandwidth, Telnyx)
  • Session Border Controller (SBC) implementation for security and QoS
  • Browser-based WebRTC softphones for agents
  • TLS/SRTP encryption and fraud prevention


Voice Quality Optimization

  • Real-time monitoring dashboards (MOS, latency, jitter, packet loss)
  • Codec negotiation and transcoding (G.711, G.729, Opus)
  • RTCP analysis and quality alerting systems

What We're Looking For

Technical Expertise:

  • Deep knowledge of SIP protocol, RTP/SRTP, and VoIP fundamentals
  • Experience with WebRTC and real-time communications
  • Proficiency in Node.js/TypeScript or Go/Rust for high-performance systems
  • Hands-on experience with Twilio, Bandwidth, or similar SIP trunk providers
  • Understanding of audio codecs, QoS, and network protocols

Contact Center Technologies:

  • Experience building or implementing IVR systems
  • Knowledge of predictive/progressive dialers and pacing algorithms
  • Understanding of ASR, NLU, and TTS technologies (Deepgram, AssemblyAI, ElevenLabs)
  • Familiarity with call routing, skills-based distribution, and ACD systems

Architecture & Scale:

  • Proven ability to design highly available, fault-tolerant voice systems
  • Experience with multi-region deployment and redundancy strategies
  • Knowledge of PostgreSQL/TimescaleDB, Redis, and distributed systems
  • Cloud infrastructure experience (AWS, GCP, or Azure)

Compliance & Security:

  • Understanding of TCPA, FCC regulations, and DNC requirements
  • Experience implementing TLS/SRTP encryption and security best practices
  • Knowledge of fraud detection and prevention mechanisms

Bonus Points

  • Experience with ML/AI integration for voice analytics and optimization
  • Contributions to open-source telephony projects (FreeSWITCH, Asterisk, Janus)
  • Background in speech analytics, sentiment analysis, or voice biometrics
  • Experience with Homer SIP capture, Prometheus/Grafana, or voice monitoring tools
  • Knowledge of STIR/SHAKEN and robocall mitigation


What You'll Get

Autonomy & Ownership - You'll architect and build our voice infrastructure from the foundation up

Cutting-Edge Tech Stack - Work with the latest in AI, voice, and real-time communications

Impact at Scale - Your work will power millions of customer conversations

Collaborative Team - Work alongside talented engineers who value innovation and quality

Growth & Learning - Exposure to emerging technologies in conversational AI and voice automation

Competitive Compensation - comprehensive benefits, and flexible work arrangements


How to Apply

If you're excited about building the future of voice communications and want to work on challenging, impactful problems, we'd love to hear from you!

Send us:

  • Your resume highlighting relevant VoIP/telephony experience
  • A brief note about the most complex voice system you've built
  • Links to any public projects or GitHub repos (if available)

Email: careers@simetrix-solutions.com

Required Skill Profession

Computer Occupations


  • Job Details

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Unlock Your Voice Infrastructure Potential: Insight & Career Growth Guide


Real-time Voice Infrastructure Jobs Trends (Graphical Representation)

Explore profound insights with Expertini's real-time, in-depth analysis, showcased through the graph here. Uncover the dynamic job market trends for Voice Infrastructure in Vellore, India, highlighting market share and opportunities for professionals in Voice Infrastructure roles.

18189 Jobs in India
18189
98 Jobs in Vellore
98
Download Voice Infrastructure Jobs Trends in Vellore and India

Are You Looking for Voice Infrastructure Engineer Job?

Great news! is currently hiring and seeking a Voice Infrastructure Engineer to join their team. Feel free to download the job details.

Wait no longer! Are you also interested in exploring similar jobs? Search now: .

The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at Simetrix Solutions adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying India laws and regulations

What Is the Average Salary Range for Voice Infrastructure Engineer Positions?

The average salary range for a varies, but the pay scale is rated "Standard" in Vellore. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.

What Are the Key Qualifications for Voice Infrastructure Engineer?

Key qualifications for Voice Infrastructure Engineer typically include Computer Occupations and a list of qualifications and expertise as mentioned in the job specification. The generic skills are mostly outlined by the . Be sure to check the specific job listing for detailed requirements and qualifications.

How Can I Improve My Chances of Getting Hired for Voice Infrastructure Engineer?

To improve your chances of getting hired for Voice Infrastructure Engineer, consider enhancing your skills. Check your CV/Résumé Score with our free Tool. We have an in-built Resume Scoring tool that gives you the matching score for each job based on your CV/Résumé once it is uploaded. This can help you align your CV/Résumé according to the job requirements and enhance your skills if needed.

Interview Tips for Voice Infrastructure Engineer Job Success

Simetrix Solutions interview tips for Voice Infrastructure Engineer

Here are some tips to help you prepare for and ace your Voice Infrastructure Engineer job interview:

Before the Interview:

Research: Learn about the Simetrix Solutions's mission, values, products, and the specific job requirements and get further information about

Other Openings

Practice: Prepare answers to common interview questions and rehearse using the STAR method (Situation, Task, Action, Result) to showcase your skills and experiences.

Dress Professionally: Choose attire appropriate for the company culture.

Prepare Questions: Show your interest by having thoughtful questions for the interviewer.

Plan Your Commute: Allow ample time to arrive on time and avoid feeling rushed.

During the Interview:

Be Punctual: Arrive on time to demonstrate professionalism and respect.

Make a Great First Impression: Greet the interviewer with a handshake, smile, and eye contact.

Confidence and Enthusiasm: Project a positive attitude and show your genuine interest in the opportunity.

Answer Thoughtfully: Listen carefully, take a moment to formulate clear and concise responses. Highlight relevant skills and experiences using the STAR method.

Ask Prepared Questions: Demonstrate curiosity and engagement with the role and company.

Follow Up: Send a thank-you email to the interviewer within 24 hours.

Additional Tips:

Be Yourself: Let your personality shine through while maintaining professionalism.

Be Honest: Don't exaggerate your skills or experience.

Be Positive: Focus on your strengths and accomplishments.

Body Language: Maintain good posture, avoid fidgeting, and make eye contact.

Turn Off Phone: Avoid distractions during the interview.

Final Thought:

To prepare for your Voice Infrastructure Engineer interview at Simetrix Solutions, research the company, understand the job requirements, and practice common interview questions.

Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the Simetrix Solutions's products or services and be prepared to discuss how you can contribute to their success.

By following these tips, you can increase your chances of making a positive impression and landing the job!

How to Set Up Job Alerts for Voice Infrastructure Engineer Positions

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