Summary
Overview
Work History
Education
Skills
Certification
Accomplishments
Passions
Timeline
Generic
HASHIM ALI

HASHIM ALI

Voice Core Engineer
Islamabad,IS

Summary

Results-driven Core Network Professional with 3+ years of experience in IMS, VoLTE, VoWiFi, and 5G network design, optimization, and operations. Proven track record in leading end-to-end network deployments, providing 24/7 operational support, and driving digital transformation for telecom operators. Adept at collaborating with cross-functional teams, vendors, and OEMs to deliver innovative solutions, enhance network reliability, and ensure regulatory compliance. Recognized for technical leadership, mentorship, and delivering projects on time and within budget. Passionate about leveraging cutting-edge technologies to solve complex challenges and improve customer experiences

Overview

3
3
years of professional experience
4
4
years of post-secondary education
1
1
Certification
1
1
Language

Work History

Senior Executive - Voice Core Planning

Telenor Pakistan Pvt. Ltd
04.2024 - Current
  • VoLTE Optimization & Growth: Spearheaded VoLTE optimization initiatives, achieving a 70% increase in VoLTE users since the service launch in 2021. Enhanced call quality and network performance, ensuring a seamless experience for 45M+ subscribers.
  • VoWiFi Leadership: Pioneered VoWiFi deployment, making Telenor Pakistan the only operator in the country to support VoWiFi on Apple devices. Collaborated with key OEMs (e.g., Samsung, Apple, Transsion, Vivo, OPPO) to align device capabilities with network requirements, driving innovation and customer satisfaction.
  • Flashcall & Robocall Mitigation: Led the implementation of a Flashcall and Robocall solution to secure A2P (Application-to-Person) business revenue, reducing revenue leakage and enhancing network security.
  • IMS Expansion & Optimization: Played a key role in expanding and optimizing the IMS core network, ensuring seamless integration of VoLTE and VoWiFi services. Delivered end-to-end solutions, including HLD/LLD development, testing, and post-deployment support.
  • 24/7 Operational Support: Provided second-line technical support for core voice networks, resolving critical incidents within SLA and ensuring 99.9% network availability. Collaborated with vendors to troubleshoot hardware and software issues, minimizing downtime.
  • Vendor & Stakeholder Collaboration: Built and maintained strong relationships with international vendors, OEMs, and cross-functional teams to drive IMS and VoWiFi projects, ensuring alignment with business objectives.
  • Regulatory Compliance: Monitored and ensured compliance with emerging telecom policies, aligning network planning with regulatory requirements and strategic goals.


Product Technology Engineer - NFV

Huawei Technologies Co. Ltd
11.2022 - 04.2024
  • End-to-End Network Design: Led the design and implementation of IMS Core Networks (VoLTE, VoBB) and Packet Core Networks, delivering high-level (HLD) and low-level (LLD) designs for telecom operators and enterprises. Ensured optimal performance, scalability, and regulatory compliance across all deployments.
  • VoLTE & IMS Deployment: Spearheaded the deployment of VoLTE and IMS core elements (e.g., CSC3300, AGCF, MRFP) for the PAK NLC Greenfield LTE Project, enabling seamless voice services for 1M+ subscribers. Optimized network performance, achieving a 20% improvement in call success rates.
  • Cloud & NFV Expertise: Supervised the deployment of telecom cloud infrastructure (Huawei FusionSphere, FusionStage) and VNFs (e.g., UDM, UDG, UPCF), ensuring seamless integration with existing networks. Configured EMS (MAE) for end-to-end service verification and monitoring.
  • Leadership & Mentorship: Promoted to Team Lead for the NLC Project within 6 months, mentoring 3 interns, of whom 2 were successfully onboarded as full-time employees. Provided guidance on technical troubleshooting, network design, and project delivery.
  • Technical Documentation & Training: Authored 25+ technical cases and blogs, sharing troubleshooting steps and best practices for resolving complex network issues. Delivered 25+ hours of training on core network topics to internal teams and customers, enhancing organizational knowledge and customer satisfaction.
  • Customer Commendation: Recognized as Core Network Lead and received customer commendation for exceptional efforts in the successful launch of the NLC Project.
  • Professional Growth: Passed the Huawei Competency & Qualification Exam, transitioning from L1 to L2 IMS Engineer, and was awarded Huawei Best Employee of the Year 2023 for outstanding contributions.
  • Cross-Functional Collaboration: Worked closely with Datacomm, Wireless, and IT teams to design and implement enterprise cloud and ICT solutions, delivering tailored solutions for clients such as the Angola Railway Enterprise Project.
  • Key Technologies:
    Products:     CSC3300, AGCF, MRFP, UDM, UDG, UPCF, CloudSE2980, HSS, ENS, SPG2800.
    Protocols: SIP, Diameter, M3UA, SCCP, RTP, ISUB, H.248.
  • Projects Delivered:
    PAK NLC Greenfield LTE Project:     Delivered NSA, VoLTE, and VoBB solutions for 1M+ subscribers.
    Angola Railway Enterprise Project: Deployed telecom cloud and 4G EPC infrastructure, enabling seamless connectivity for enterprise clients.

Executive Enterprise Solutions

PTCL & UFONE 4G – Etisalat Group
10.2021 - 11.2022
  • Enterprise ICT Solutions: Delivered end-to-end enterprise ICT projects, including Business Connectivity, Managed Services (WiFi6, SD-WAN), and Cloud-Based Digital Education, aligning solutions with client needs and market demands. Enhanced connectivity and operational efficiency for 500+ enterprise clients.
  • National Cloud Launch: Played a key role in the launch of Pakistan’s first National Cloud (Q-Cloud), enabling scalable cloud services for 1,000+ enterprises and supporting nationwide digital transformation initiatives.
  • Presales & Technical Proposals: Supported presales activities by developing technical proposals, conducting product demonstrations, and preparing RFPs/RFQs for strategic projects. Secured $2M+ in contracts through compelling technical solutions and client engagement.
  • Emerging Technologies: Researched and recommended innovative ICT products and services, including 5G-ready solutions and IoT platforms, to address evolving enterprise needs and market trends.
  • Key Account Management: Built and maintained strong relationships with key accounts, delivering tailored, scalable solutions that improved client satisfaction and retention by 25%.
  • Technical Leadership: Collaborated with cross-functional teams to design and implement enterprise-grade solutions, ensuring alignment with business objectives and technical requirements.

Education

Bachelors of Electrical Engineering - Telecommunications

Air University
Islamabad, Pakistan
05.2017 - 08.2021

Skills

Technical Skills:

  • Core Voice & IMS Expertise: VoLTE, VoWiFi, IMS Core (CSCF, AGCF, MRFP), SIP, Diameter, RTP, M3UA, H248

  • 5G & Cloud Technologies: 5GSA, NFV, VNF Deployment, Telecom Cloud (Huawei FusionSphere, FusionStage), EMS Configuration

  • Network Design & Optimization: HLD/LLD Development, Network Slicing, End-to-End Service Verification, Performance Optimization

  • Protocols & Standards: SIP, Diameter, RTP, ISUP, M3UA, SCCP, GTP, HTTP/2

  • Tools & Platforms: Huawei MAE, Oceanator, E9000H, CloudSE2980, CSC3300, Wireshark, MATLAB

Project Management & Leadership:

  • End-to-End Project Delivery, Vendor Management, SLA-Driven Operations, Incident Resolution

  • Team Leadership, Mentorship, Cross-Functional Collaboration, Stakeholder Engagement

Analytical & Problem-Solving Skills:

  • Root Cause Analysis, Network Troubleshooting, Regulatory Compliance, Policy Analysis

  • Data-Driven Decision Making, Feasibility Studies, Cost-Benefit Analysis

Communication & Advocacy:

  • Technical Proposal Development, Client Presentations, RFP/RFQ Preparation

  • Advocacy for Digital Transformation, Emerging Technologies, and Innovative Solutions

Industry Knowledge:

  • Telecom Regulations, A2P Business Solutions, Revenue Assurance, Network Security

  • Emerging Trends in 5G, IoT, Cloud Computing, and Enterprise ICT Solutions

Certification

Huawei Certified ICT Professional - HCIP 5G Core, This certification validates expertise in 5G core network architecture, deployment, and optimization. It demonstrates proficiency in key 5G technologies, including network slicing, core services, and 5G security.

Accomplishments

Huawei Best Employee of the Year 2023

  • Recognized for outstanding contributions to IMS and VoLTE deployments, project execution, and customer satisfaction, demonstrating technical leadership and dedication to organizational success.

Customer Commendation – Huawei

  • Awarded for exceptional efforts as Core Network Lead in the successful launch of the PAK NLC Greenfield LTE Project, improving network reliability by 25% and enabling seamless voice services for 1M+ subscribers.

Huawei Competency & Qualification Exam

  • Successfully transitioned from L1 to L2 IMS Engineer, demonstrating advanced technical expertise in IMS core networks, VoLTE optimization, and 5G-ready solutions.

Excellent Resource 2023 – Huawei

  • Recognized for optimizing VNF deployment processes, reducing project timelines by 20%, and enhancing operational efficiency.

Air University Merit Scholarship 2017-21

  • Awarded for academic excellence and leadership in telecom engineering, demonstrating a strong foundation in wireless communications, network protocols, and engineering management.

SPIE Award of Excellence 2021

  • Achieved global recognition for advancing light-based technologies and fostering innovation through leadership in the SPIE Air University Student Club.

Passions

  • Cyber Security
  • Public Relations
  • Digital Marketing
  • Travelling
  • Trekking

Timeline

Senior Executive - Voice Core Planning

Telenor Pakistan Pvt. Ltd
04.2024 - Current

Product Technology Engineer - NFV

Huawei Technologies Co. Ltd
11.2022 - 04.2024

Executive Enterprise Solutions

PTCL & UFONE 4G – Etisalat Group
10.2021 - 11.2022

Bachelors of Electrical Engineering - Telecommunications

Air University
05.2017 - 08.2021

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HASHIM ALIVoice Core Engineer