Najibullah Mohammadi
Senior Core Network Engineer at AWCC- Claim this Profile
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Persian Native or bilingual proficiency
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English Professional working proficiency
Topline Score
Bio
Credentials
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2G to 5G Mobile Technologies
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Air Interface
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Architecture and Protocols Overview
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Core Network Architecture
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Engineering
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Network Architecture
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Non-Standalone Mode Security
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Procedures
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Procedures
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5G Standalone Mode Security
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
5th Generation Mobile Networks
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Additional VoLTE services
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Authentication and Key Agreement
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Connected Mode Procedures
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Detach Procedures
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
EPS Bearer QoS
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
End-to-End QoS
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Evolution to 5G
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
IMS Overview
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Idle Mode Procedures
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Initial Attach Procedures
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Introduction to 5G
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
LTE Connectivity Overview
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
LTE End to End Signalling
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
LTE Quality of Service
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
LTE Security Architecture
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
LTE and 5G Security
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Principles of the 5G New Radio
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Radio Access Network Architecture
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Signalling Protocols
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Transport Network Layer QoS
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
VoLTE
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
VoLTE Service Centralization and Continuity
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
Voice over LTE (VoLTE)
WRAY CASTLE LIMITEDNov, 2020- Oct, 2024 -
2nd Generation Mobile Networks
WRAY CASTLE LIMITEDOct, 2020- Oct, 2024 -
3rd Generation Mobile Networks
WRAY CASTLE LIMITEDOct, 2020- Oct, 2024 -
4th Generation Mobile Networks
WRAY CASTLE LIMITEDOct, 2020- Oct, 2024 -
Principles of Mobile Cellular Networks
WRAY CASTLE LIMITEDOct, 2020- Oct, 2024 -
Access Stratum Protocols
WRAY CASTLE LIMITEDSep, 2020- Oct, 2024 -
Introduction to LTE
WRAY CASTLE LIMITEDSep, 2020- Oct, 2024 -
LTE Core Networks
WRAY CASTLE LIMITEDSep, 2020- Oct, 2024 -
LTE Engineering Overview
WRAY CASTLE LIMITEDSep, 2020- Oct, 2024 -
LTE Operation
WRAY CASTLE LIMITEDSep, 2020- Oct, 2024 -
LTE Release 9 and Beyond
WRAY CASTLE LIMITEDSep, 2020- Oct, 2024 -
LTE UEs and access Network
WRAY CASTLE LIMITEDSep, 2020- Oct, 2024 -
OFDMA Physical Layer
WRAY CASTLE LIMITEDSep, 2020- Oct, 2024
Experience
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Senior Core Network Engineer
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Feb 2012 - Present
• Team leader of core network engineers during roll out of UTMS (3G) in AWCC, performing UATs regarding core functions of Huawei MSX3000 & UMG8900. • Supervising hardware installation of MSX & UMG hardware in 3 cities in the country. • Collecting reports from engineers, compiling them and schedule next tasks and reporting the progress to managers and directors.• Commissioning of Huawei MSS & MGW in Herat including software integration, hardware installation, cabling of MGW E1 &… • Team leader of core network engineers during roll out of UTMS (3G) in AWCC, performing UATs regarding core functions of Huawei MSX3000 & UMG8900. • Supervising hardware installation of MSX & UMG hardware in 3 cities in the country. • Collecting reports from engineers, compiling them and schedule next tasks and reporting the progress to managers and directors.• Commissioning of Huawei MSS & MGW in Herat including software integration, hardware installation, cabling of MGW E1 & Fiber Optic cables to their respective DDF racks. • Commissioning legacy NSN Flexi BSC to Huawei MSX & MGW including software integration and cabling from MGW DDF to Flexi BSC DDF• Migration of all external MNO’s interconnections from legacy NSN network to Huawei network over TDM links and fiber optic links (Software configuration and cabling)• Integration of 3 Huawei BSCs, 2 NSN BSCs and SIP connections to customers in core network nodes• Working in team to manage and maintain all NSS (Core) nodes related to AWCC (Huawei Equipment). • Experience working with NSN R4 (Nokia Siemens Network) equipment• Responsible for managing Vendors and to follow up open issues related to NSS operations in accordance with Department Manager. • Monitoring and handling Core Network NEs alarms and daily issues. • Responsible for optimizing all NSS nodes for voice and data prepaid/postpaid services. • Co-ordination with vendors for fault identification and rectification. Problem synthesis & reporting. • Traffic analysis for traffic load, signaling load and data as well, and monitor all nodes counters/usage. • Provide robust and timely reporting to Manager containing information on productivity, progress of projects, financial and other appropriate measures. • Responsible for management of Switch connectivity, Network performance, and outage resolution. • Maintain NSS equipment; software upgrades and new releases as needed. Show more Show less
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Graphic Designer
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Feb 2010 - Oct 2012
• Work in marketing department of company as graphic designer which import various medicines.• Design, evaluate and plan high quality products including: o Brochures, Posters, Logos, Leaflets, Newsletters, Magazines, Business cards, Calendars, ,Billboards and other design related tasks.• Perform full spectrum of tasks regarding marketing department.• Prepare and design the billboards and stands for company publicity.
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Computer Instructor
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Apr 2010 - Dec 2010
• Teaching ICDL• Plan, prepare, deliver, and evaluate computer classes.• Coordinate and develop timetable of courses.• Coordination and implementation of classes in an orderly and professional manner.• Stock keeping and management of all class room and teaching materials.• Confirm and make sure that all materials are ordered and prepared for class sessions.• Perform other duties as required.
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Graphic Designer
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Jan 2006 - Aug 2010
• Work in marketing department of company as graphic designer which import medicine from famous factories and has its deputations in all over Afghanistan.• Managing other graphic designer’s affairs including assigning their duties and checking their progress and helping them overcome their difficulties during their tasks.• Prepare and design the flex and stands for company publicity.• Design, evaluate and plan publicity including brochures, billboards, leaflets, newsletters… • Work in marketing department of company as graphic designer which import medicine from famous factories and has its deputations in all over Afghanistan.• Managing other graphic designer’s affairs including assigning their duties and checking their progress and helping them overcome their difficulties during their tasks.• Prepare and design the flex and stands for company publicity.• Design, evaluate and plan publicity including brochures, billboards, leaflets, newsletters, magazines, website materials and package design for medicines that company imports which are more than 270 entry. Show more Show less
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Computer Instructor
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Mar 2010 - Jun 2010
• Teaching basic programs ( Operating Systems & Office programs)• Teaching professional programs (Hardware)• Plan, prepare, deliver, and evaluate computer basics classes• Assist in the curriculum design and development• Prepare presentation and lecture contents for classes
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Computer Instructor
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Jun 2005 - Jul 2006
• Teaching basic programs ( Operating Systems, Office programs & Graphical Designing)• Teaching Professional programs (Hardware & Networking).• Plan, prepare, deliver, and evaluate computer basics classes.• Coordinate and develop timetable of courses.• Coordination and implementation of classes in an orderly and professional manner.• Set-up and maintain a well organized computer classroom.• Stock keeping and management of all class room and teaching… • Teaching basic programs ( Operating Systems, Office programs & Graphical Designing)• Teaching Professional programs (Hardware & Networking).• Plan, prepare, deliver, and evaluate computer basics classes.• Coordinate and develop timetable of courses.• Coordination and implementation of classes in an orderly and professional manner.• Set-up and maintain a well organized computer classroom.• Stock keeping and management of all class room and teaching materials.• Confirm and make sure that all materials are ordered and prepared for class sessions.• Assist in the curriculum design and development.• Perform other duties as required. Show more Show less
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Education
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Herat University