Sajad Rahimi Email & Phone Number

New Westminster, BC, CA

Burnaby, British Columbia, Canada

Kabul, Afghanistan

• Mitigated service disruptions and maintained continuous communication services for customers by implementing voice traffic routing modifications in our core network switch (MSC) during link outages, reducing downtime.
• Successfully upgraded interconnections from traditional TDM to SIP connections with other mobile operators and clients (e.g., embassies, banks, and ministries), enhancing communication efficiency, reducing latency by.
• Implemented BICC and H.248 signaling protocols utilizing dynamic routing protocols (such as IS-IS) across our network infrastructure consisting of 5 Mobile Switching Centers (MSC) and 7 Media Gateways (MGW).
• Optimized call routing efficiency and ensured seamless communication for diverse client requirements by proficiently modifying numbers/digits routing table and TDM and SIP routes in MSC.
• Minimized service disruptions and ensured uninterrupted network operation by replacing faulty boards in MSC and MGW systems during non-busy hours, resulting in a 40% decrease in service downtime.
• Resolved call issues such as echo, drops, and distortion through meticulous trace call analysis with Trace Viewer and Wireshark, achieving optimal voice quality for over 5 million users.

Kabul, Afghanistan

• Achieved a 95% customer satisfaction rate by providing comprehensive IT support to over 700 end-users, addressing hardware, software, and network issues through phone, email, and in-person interactions.
• Implemented and maintained cybersecurity controls and protocols, resulting in a 30% decrease in security incidents over the past year.
• Identified and mitigated security weaknesses and gaps in the IT infrastructure through routine security assessments and vulnerability scans, enhancing overall system security posture.
• Ensured compliance with security policies and maintained system integrity by managing user accounts and access permissions in Active Directory, while conducting regular audits.
• Enhanced system security and performance by utilizing Windows Server Update Services, SCCM for Windows systems, and Ansible for Linux systems to conduct regular updates and patches.
• Facilitated effective training for IT staff and improved operational efficiency by documenting IT procedures, troubleshooting steps, and solutions, contributing to the development of a comprehensive knowledge base.

Bachelor Of Technology - Btech, Electronics And Telecommunications Engineering

Vishwakarma Institute of Technology (An Autonomous Institute affiliated to Savitribai Phule Pune University)

Micro-Master’S Program, Cloud Computing

Cloud Computing MicroMasters® Program is offered by University System of Maryland through edX online learning platform. Through this.

Junior It Analyst Program