Rafat Mahmud

Engineer,Network Operation Centre at Mos5 Tel
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Contact Information
us****@****om
(386) 825-5501
Location
Bangladesh, BD
Languages
  • English -
  • Bengali -
Skills

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Credentials

  • RED HAT CERTIFIED ENGINEER
    Red Hat
    Aug, 2018
    - Oct, 2024
  • RED HAT CERTIFIED SYSTEM ADMINISTRATOR
    Red Hat
    Mar, 2018
    - Oct, 2024

Experience

  • Mos5 Tel
    • Bangladesh
    • Telecommunications
    • 1 - 100 Employee
    • Engineer,Network Operation Centre
      • Jan 2017 - Present

      •Working on Genband: S3 Session Border Controller, C3 Soft switch.Monitoring live traffic, maintenance, live traffic quality management through troubleshooting failed calls log with Cause Code exploration, CDR (Call Detail Record) analysis with ASR (Answer/Seizure Ratio), ACD (Average Call Duration), PDD (Post Dial Delay) •PABX set up installation & controlling. •Preparing all types of network performance report & analysis. •Monitor daily minutes updates using monitoring tool: Gendband real time session manager (RSM) . •Monitor TJ1600 Mux for Transmission fault. •Working with 24/7 Roster based network and alarm monitoring with troubleshooting if necessary. Show less

  • Imam Network Limited
    • SK Center (8th floor) GP-JA-4, Bir Uttam AK Khandakar Rd, Dhaka 1212
    • System Engineer (NOC)
      • Aug 2016 - Jan 2017

      • Manage and maintaining CDR Server(Linux) and Database Server(Oracle). • Backup over Windows and Linux System. • Monitor and analyzed network performance KPIs (CER, ASR, ACD, Route Utilization ) • Alarm monitoring and analysis for all equipment like Soft switch, Media Gateway . • Generate Report(KPI Report,BillingReport,Operator wise Daily Report,BTRC Report,Ratio Report). • Working with Roster duty. • Manage and maintaining CDR Server(Linux) and Database Server(Oracle). • Backup over Windows and Linux System. • Monitor and analyzed network performance KPIs (CER, ASR, ACD, Route Utilization ) • Alarm monitoring and analysis for all equipment like Soft switch, Media Gateway . • Generate Report(KPI Report,BillingReport,Operator wise Daily Report,BTRC Report,Ratio Report). • Working with Roster duty.

  • East West University
    • A/2, Jahurul Islam City Gate, 1212 Aftab Nagar Main Rd, Dhaka, Bangladesh
    • Graduate Teaching Assistant (GTA)
      • May 2016 - Aug 2016

      1. Notify instructors of errors or problems with assignments. 2. Prepare materials needed for lab classes. 3. Prepare and proctor examinations. 4. Schedule and maintain regular office hours to meet with students. 5. Evaluate and grade examinations, assignments, and papers, and record grades. 1. Notify instructors of errors or problems with assignments. 2. Prepare materials needed for lab classes. 3. Prepare and proctor examinations. 4. Schedule and maintain regular office hours to meet with students. 5. Evaluate and grade examinations, assignments, and papers, and record grades.

  • Upwork
    • United States
    • Software Development
    • 700 & Above Employee
    • Freelancer
      • May 2012 - Jan 2016

      LinkedIn Expert Data Mining Web Research VA/PA,SEO And Wordpress LinkedIn Expert Data Mining Web Research VA/PA,SEO And Wordpress

Education

  • East West University
    Bachelor of Science (B.Sc.), Electronics And Telecommunication Engineering
    2012 - 2016

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