Ali Sadat Tehrani
Vancouver
Summary
Telecom Network Specialist with 5+ years of experience at Huawei and MTN Irancell, specializing in multi-vendor network optimization, performance management, and technical support. Proven expertise in ensuring high availability for 2G/3G/4G/TDD networks, leading corrective and preventive maintenance teams, and resolving complex issues to meet strict SLAs. Skilled in KPI monitoring, drive test management, RF optimization, and customer complaint resolution, consistently improving throughput, coverage, and user experience. Proficient with advanced telecom tools including iMaster MAE, Actix, U2000, and Winfuel. Certified in CCNA and CCNP (Routing & Switching), with a strong track record of cross-team collaboration and recognized by MTN Irancell for valuable contributions to network performance excellence.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Sales and Marketing Assistant
ON/X Design
01.2024 - Current
- Developed and executed marketing strategies, managed social media, and created promotional materials to enhance brand presence.
- Handled client inquiries, facilitated sales, and collaborated with the sales team to identify opportunities and strengthen customer relationships.
Telecom Network Optimizer
AEC - RavanErtebat ( Access Endless Communication )
06.2022 - 09.2023
- Worked directly with the Drive Test team to identify coverage issues, call drops, and throughput bottlenecks across 3G/LTE networks.
- Analyzed field data and implemented parameter changes (antenna tilt, RS/RA/CPICH power adjustments) that eliminated weak coverage areas and improved overall service quality.
- Developed optimization strategies to balance traffic between LTE 1800/2100 and UMTS 900/2100 layers, leading to higher LTE adoption and smoother user experience.
- Resolved high-priority customer complaint tickets by translating drive test results into actionable fixes, ensuring SLA compliance.
- Coordinated with internal teams to deliver sustainable coverage improvements, reducing backlog cases and enhancing KPI performance.
Telecom Performance Specialist
Huawei
02.2020 - 06.2022
- Oversaw multi-vendor network performance (Huawei, Ericsson, Nokia) for 2G/3G/4G/TDD in Region 7 of MTN Irancell.
- Managed Corrective Maintenance teams to resolve outages, TCHA issues, and software malfunctions, restoring service availability within SLA targets.
- Directed Preventive Maintenance operations, including annual PM planning, site inspections, and work order validation.
- Performed real-time alarm and fault monitoring using U2000 and Winfuel, improving uptime and reducing service disruptions.
- Acted as a liaison between MTN Irancell and metro operations, ensuring fast coordination and daily site issue resolution.
Sales and Marketing Specialist
DigiFy (Bonus Co)
02.2018 - 01.2020
- Managed marketing meetings to align with SLAs, increase customer acquisition, and promote Bonus Company’s Android-based loyalty program, which offered customizable rewards, analytics, and engagement tools.
- Handled customer inquiries and resolved issues related to the application, ensuring seamless user experience and retention.
Education
Master of Science - Computer Software Engineering
Islamic Azad University North Tehran
12-2022
Bachelor of Science - Information Technology
Islamic Azad University North Tehran
12-2018
Skills
- Multi-Vendor Network Optimization (Huawei, Ericsson, Nokia)
- 2G/3G/4G/TDD Performance Management
- KPI Monitoring & Analysis (throughput, latency, accessibility, retainability)
- Fault Diagnosis & Troubleshooting (site outages, TCHA failures, software malfunctions)
- RF Optimization & Parameter Tuning (antenna tilt, power adjustments, layer balancing)
- Drive Test Management & Analysis
- Corrective & Preventive Maintenance Leadership
- Telecom Tools: iMaster MAE, Actix, U2000, Winfuel
- Customer Complaint Resolution & SLA Compliance
- Team Collaboration & Technical Support
Accomplishments
Certificate of appreciation from MTN IRANCELL for Dedication and Valuable contribution
Languages
English
Full Professional
Persian
Native or Bilingual
Certification
- CCNA
- CCNP (Route)
- CCNP (Switch)
Timeline
Sales and Marketing Assistant
ON/X Design
01.2024 - Current
Telecom Network Optimizer
AEC - RavanErtebat ( Access Endless Communication )
06.2022 - 09.2023
Telecom Performance Specialist
Huawei
02.2020 - 06.2022
Sales and Marketing Specialist
DigiFy (Bonus Co)
02.2018 - 01.2020
Master of Science - Computer Software Engineering
Islamic Azad University North Tehran
Bachelor of Science - Information Technology
Islamic Azad University North Tehran