Mohammad Fazel Salimi
About
Mohammad Fazel Salimi is from Rotterdam and The Hague. Mohammad Fazel is currently Mobile Network Strategy Solution Architect at KPN, located in Netherlands. In Mohammad Fazel's previous role as a Packet Core Solution Architect in Asia-Pacific at Nokia, Mohammad Fazel worked in Tokyo, Japan until Jan 2023. Prior to joining Nokia, Mohammad Fazel was a 5G Core Architect at Rakuten Mobile, Inc. and held the position of 5G Core Architect at Tokyo, Japan. Prior to that, Mohammad Fazel was a PS Core Planning Manager at MTN Irancell, based in Tehran Province, Iran from Jan 2018 to Jan 2020. Mohammad Fazel started working as Senior Network Function Developer at Shatel Mobile in Tehran in Jan 2016. From Aug 2015 to Jan 2016, Mohammad Fazel was EPC_Core planning team leader at MobinNet Telecom. Prior to that, Mohammad Fazel was a PS Core Engineer at Huawei Technologies, based in Tehran Iran from Aug 2014 to Sep 2015. Mohammad Fazel started working as Infrastructure expert at Khatam Camp Ertebat CO in Tehran, Iran in Feb 2012.
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Mohammad Fazel Salimi's current jobs
long-term E2E Mobile Network design.
Mohammad Fazel Salimi's past jobs
Lead Account Solution Architect for Softbank Japan - Customer Face technical Architect to Softbank planning and architect and gather customer requirements. - Design, test, and deliver 4G / 5G Core for different sub-networks. - Create Technical Service Design and HLD. - Lead backend team to provide LLD, Test Description, Test, and integration with different networks. -------- Private 5G Solution Architect: - Customer Face Technical Architect for different Private 5G projects. - Design, integrate, test, and deploy different NPN 5G Solutions.
5G Core Solution Architect: - design, test, and deliver 5G NSA and 5G SA (AMF, SMF, UPF, NRF, UDM, AUSF, NSSF, PCF, CHF, SCP, ... - create Service portfolio, HLD, LLD, and roadmap. - design E2E Cloud Native network ( K8S CNF over Rakuten Cloud Platform) - implement different POC with different vendors, and vendor selection. - 3GPP SA2 delegate. - design and implement POC of Non Terrestrial Networks based on satellite communications.
. To plan, design and deliver virtual 2G/3G/4G Packet Core, NB-IoT and other core network products and solutions over NFV infrastructure with considering Service chaining and new stand alone functions(such as DPI, TCP Optimization, vCPE). . To launch first NB-IoT Core solution based on 3GPP R13 in the country. . To provide Enterprise networking solutions such as Sponsored Data, Reseller APNs, private and secure APNs with various charging and QOS options. . To design and launch National, International Roaming solutions. . To design and launch Light and Full MVNOs over MTNi Network. . To design and deploy Core Edge IP infrastructure as capacity expansion. . To design and launch Enterprise monitoring systems
MVNO
Lagacy CS
Lagacy PS
EPC
IMS
FMC(fixed mobile convergence)
TD-LTE
TDF/PCEF/DPI
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EPC design · Core network architecture & EPC network planning · Analyse the Impact of LTE/ePC with existing WIMAX and WIFI network · providing ePC solution description and HLD · Services Description for PCC architecture (Fair Use, VPN, VoIP using VoIP_OTT) · Writing RFP technical specification document for tendering · Tender response analysis and scoring · HLD/LLD reveiw & correction · PCC design (PCEF embladed in PGW solution VS External TDF) impact in the network QoS --->Gx/Gxx/Sd/Sy interface implementation · QoS assignment for network services (QCI, ARP, Pre-emption and Vulnerability mapping with DSCP and 2G/3G/4G QOS mapping) · TCP Optimization (based on SGI interface & based on cell capacity) · HSS/AUC specification (Authentication Scheme impact with CPE capabilities) · Voice implementation in data network based on IMS, CSFB, Voice_OTT, WOFI solutions and related perfomance and QOS management . Data network convergence (Wifi & Wimax offloading) · RAN sharing and MVNO design (MOCN,GWCN,full MVNO, light MVNO, reseller MVNO) · Roaming design (BGP, IPX, DRX) for both data and voice services · Charging design (Online & Offline charging for Local subs and roamers) ---> Gy,Ga,Gz,Sy interfce implementation · Cache and CDN design · Security design (internall and external security like S1-U security, Gi/SGi security, NAS security, AS security, internal node security, intra APN security, inter APN routing and security) · VPN design(L2 VPN like L2TP, L3/L4 VPN like GRE & IPSEC, L4 and upper tunneling like TLS, SSL, HTTPS) · SPI + DPI + ADC + enrichment in order to service awareness, packet inspection and policy enforcement · Carrier aggregation and region restriction (Cell level, eNodeB level, TAI level, MME level) · implementing and optimizing all the mentioned solutions on the pilot network
USN9810(MME)-- Unified Core as well as for EPC Core UGW9811(P-GW/S-GW) ---Unified Core as well as for EPC Core Embedded DPI--- LTE-EPC and PS Core Huawei SGSN9810(SGSN)--- PS Core Huawei GGSN9811(GGSN)--- PS Core Huawei CG9812---- PS and LTE-EPC Core Huawei DNS9816--- PS and LTE-EPC Core Huawei ---------------------------------------------------------------------------------------------------------- • Interworking commissioning of S1, S6a, S11 , S10 Gi, Gn, Gr, Gs, Gp, Gf, Gb, Iu and Gy interfaces • Integration, configuration and optimization of ATCA SGSN MME(USN9810), S-GW/P-GW(UGW9811), HSS(HSS9820) and DNS. • PS Core network charging (offline and real-time; Diameter/Gy-based) • DPI / HTML redirection • DPI configurations for various application and requests. • SA and Header Enrichment various servers. • Integration and Support of 3G network nodes including SGSN, GGSN, CG and DNS. • knowledge in EPC protocols such as MME, SGW, PCRF and GTP • Integration of Huawei SGSN9810, GGSN9811 products. • Commissioning of Huawei SGSN9810, GGSN9811 and PCRF products according to the LLD. • Providing Level-2 support for 3G (SGSN, GGSN) &4G Network LTE Core (MME, S-GW, P-GW, CG) and IPSEC. • Traces analysis for LTE interfaces S1/SGi/S6 and E2E traces for problem identification and features • Doing version upgrade for Huawei PS Core Products. • Doing the Network Planning for the New PS Core Products. • Service Quality improvement in GPRS/UMTS/LTE-EPC network. • Application of 3GPP Packet Switched Core network knowledge(2G/3G/4G), including SGSN/MME, GGSN/SAE-GW, PDP Contexts, GTP tunnels, IuPS, Gx/Gy/S1-U/S11/S10/S6a and associated protocols including SCTP, Diameter, SIGTRAN, MAP. • Customer experience maintenance using QoE, KQI (Key Quality Indicator ) and KPI. • E2E network optimization of PS and LTE- EPC core network. • e-MBMS implementation • SGSN/MME pool implementation
Driving and maintenance WAN network in wireless,Fiber optic, MPLS, Interanet and satellite communication in all part of the country. Simulation and Optimization all of the network elements with GNS3 and OPNET simulators. Maintenance the satellite Hub for VSAT in ANSAR bank. Implementation VOIP in WAN network with G729 QOS standard.