MUHAMMAD YOUSUF
Lahore
Summary
Experienced Principal Solutions Architect with 15 years in designing and deploying carrier-grade telecommunications and cloud solutions. Delivered over 300 global VoIP and contact centre deployments, optimising communication environments for diverse sectors. Expertise includes VoIP architecture, SIP routing, telecom compliance, and AI-enabled automation. Proven track record in managing extensive customer environments and leading engineering teams to enhance operational efficiency.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Senior Technical Consultant
TRICON OTL PVT LTD
Lahore, Pakistan
01.2023 - Current
- Provide strategic consulting services related to telecom infrastructure, SIP routing, carrier integrations, contact center architecture, compliance, optimization, and operational excellence.
- Advised on telecommunications architecture and led modernization initiatives.
- Design scalable and resilient communication platforms.
- Supported routing optimisation, carrier management, and compliance programmes to enhance operational effectiveness.
- Assisted with troubleshooting, security measures, disaster recovery planning, and performance optimisation.
Telecom Infrastructure Architect
CALLSPROUT
Florida, USA
01.2015 - 12.2022
- Lead architect responsible for the design, operation, optimization, compliance, and scalability of carrier-grade telecommunications infrastructure supporting enterprise customers, contact centers, and BPO operations.
- Architect and maintain carrier-grade VoIP platforms utilizing Asterisk, FreeSWITCH, Kamailio, VICIdial, SIP routing layers, and proprietary communication platforms.
- Design scalable communication systems supporting inbound, outbound, and blended contact center operations.
- Design intelligent routing frameworks incorporating quality-based routing, load balancing, failover, and cost optimization.
- Implement STIR/SHAKEN authentication and telecom compliance initiatives.
- Develop caller identity reputation management strategies to improve call answer rates and reduce spam labeling.
- Lead root cause analysis and troubleshooting across SIP signaling, RTP media, carrier interconnections, and call quality environments.
- Built internal automation and monitoring platforms, streamlining operational management and reporting processes.
- Managed relationships with major carriers, enhancing service delivery and operational reliability.
- Serve as senior escalation authority for mission-critical telecom environments.
- Supported infrastructure handling over 2,000 concurrent calls.
- Assisted environments processing approximately 10 million monthly call minutes.
- Managed more than 10,000 DIDs across multiple carrier networks.
- Delivered routing optimization initiatives resulting in significant carrier cost savings.
VoIP & Telecom Infrastructure Specialist
CONNECTEL
Lahore, Pakistan
06.2014 - 12.2022
- Managed the complete lifecycle of telecommunications infrastructure and contact center environments for enterprise customers.
- Design and manage high-availability VoIP environments utilizing Asterisk, FreeSWITCH, FusionPBX, FreePBX, Kamailio, and VICIdial.
- Develop complex IVR systems, queue architectures, DID routing, and contact center solutions.
- Integrate telecom platforms with CRM systems using APIs and custom automation workflows.
- Develop AGI scripts, routing logic, reporting solutions, and operational automation.
- Manage MySQL and MariaDB environments supporting high-volume telecommunications systems.
- Troubleshoot SIP signaling, RTP media, one-way audio, jitter, packet loss, TLS, WSS, and carrier interoperability issues.
- Secure SIP infrastructure, APIs, and web applications using best-practice security controls.
- Manage Linux infrastructure, SSL/TLS, monitoring, backups, and disaster recovery.
- Provide 24x7 support and incident response for critical enterprise environments.
- Implemented large-scale contact center solutions that supported more than 1,200 agents.
- Designed and implemented enterprise communication systems for major insurance and digital service organisations.
Remote Support Engineer
QUANTIFIED IT USA
12.2012 - 07.2015
- Managed hosted PBX environments and multi-tenant communication platforms, ensuring reliable communication for users.
- Supported healthcare communication systems and enterprise customers, addressing issues to maintain critical communication services.
- Developed complex routing logic and automation systems, streamlining operational procedures for enhanced system performance.
- Managed IP phone deployments and VoIP infrastructure support.
Junior Executive Voice
ITALK IP USA
12.2009 - 07.2012
- Implemented SIP routing, IVR systems, and queue architectures to optimise call centre functionality.
- Delivered VoIP solutions on Asterisk, FreePBX, Nortel, and Avaya platforms to enhance communication capabilities.
- Designed high-availability telephony systems with Pacemaker and Corosync to ensure system reliability.
Education
Master of Computer Science -
Virtual University of Pakistan
Skills
- TSaaS
- Unified Communications
- Infrastructure & Virtualization
- MSP Services
- SIP Proxies and B2B Agents
- AI chat and Voice BOTs
- Customer Experience Management
- Disaster Recovery and High Availability
- Scripting and AI Automations
- CRM and custom applications Integrations
- Cloud Infrastructure Management
Certification
- Cisco Certified Network Associate (CCNA)
- Cisco Voice (CVOICE)
- Red Hat Certified Technician (RHCT)
- Avaya Communication Server 1000E Release 7.5
- Nortel Meridian Administration
- Digital Radio Systems (DRS)
Professional Highlights
- 15+ years of telecom, cloud, and infrastructure architecture experience.
- Successfully delivered 300+ telecom, cloud, and contact center deployments worldwide.
- Designed and operated carrier-grade environments supporting more than 2,000 concurrent voice calls.
- Supported communication platforms servicing over 1,200 contact center agents.
- Managed more than 10 million monthly call minutes.
- Administered over 10,000 DIDs across multiple carriers and enterprise customers.
- Managed and optimized 100+ carrier relationships and SIP interconnections.
- Supported more than 100 enterprise customer environments.
- Implemented STIR/SHAKEN authentication frameworks and telecom compliance initiatives.
- Designed caller identity reputation management systems reducing spam labeling and improving answer rates.
- Architected Proxmox-based high availability environments with clustering, replication, and disaster recovery.
- Managed environments containing more than 200 servers and virtual machines.
- Led and mentored engineering teams of up to 10 technical professionals.
- Managed platforms processing millions of telecom records and call detail records.
Websites, Portfolios and Profiles
linkedin.com/in/muhammad-yousuf-0316765b
Timeline
Senior Technical Consultant
TRICON OTL PVT LTD
01.2023 - Current
Telecom Infrastructure Architect
CALLSPROUT
01.2015 - 12.2022
VoIP & Telecom Infrastructure Specialist
CONNECTEL
06.2014 - 12.2022
Remote Support Engineer
QUANTIFIED IT USA
12.2012 - 07.2015
Junior Executive Voice
ITALK IP USA
12.2009 - 07.2012
Master of Computer Science -
Virtual University of Pakistan