Experience

Public Safety

• United Kingdom
• Telecommunications
• 1 - 100 Employee

• Core Network Specialist

  • Jun 2014 - Present

  • Technical lead for IMS/SDM core:- Design and implement Nokia HSS/OneNDS solution and integration to Nokia FlexiNS, Nokia PCRF and Nokia IMS for Voice Over LTE.- Implement and integrate VoLTE with external networks like PSTN, IPPBX and TETRA.- Design and implement various core network features through combination of IMS, PCRF and HSS like IMSI to IMEI binding, IMEI blacklisting, automatic subscriber blocking…- Define and implement provisioning strategies for both 4G data and Voice over LTE subscriber profiles through building SPML provisioning scripts for both individual and mass operations.- Provide first and second level support for HSS, OneNDS, Advantage commander, backup and restore Networker solution and Juniper EX4200.- Creation of performance reports for IMS and HSS through NetAct Reporter to be used as weekly performance data.- Test and troubleshoot device integration issues to 4G data and VoLTE services- Design and implementation of VoWIFI services.• 4G core network security - Integrate eNb from various vendors to the 4G LTE network through Juniper SRX 5800 Firewall solution. Vendors and solutions include: Huawei eNB, Ericcson eNB, Nokia eNB, General Dynamics eNB, Nokia small cell solution, Cisco small cell solution.- Test and troubleshoot connectivity issues between core network and remote sites through close collaboration with transmission teams (IP MPLS backbone and wireless).- Enforce PKI security policies through the management of InstaCA platform for creation and storage of PKI certificates.- Design and implementation of 4G network expansion with in building solutions (IBS and small cell) as well as metro tunnel coverage systems.- Provide first level support for Juniper SRX 5800 and InstaCA 6.0- Creation of performance reports for SRX5800 through NetAct Reporter.



Tekonsult

• Germany
• Telecommunications
• 1 - 100 Employee

• Telecommunication Trainer and Consultant

  • Dec 2009 - Jun 2014

  Nokia SDM Specialist. Operated more than 100 times in the following countries:Africa: Tunisia, Algeria, Senegal, South Africa, Egypt, MozambiqueAsia: Qatar, Kuwait, Yemen, Azerbaijan, Russia, India, IndonesiaEurope: UK, Portugal, France, Germany, Holland, Hungary, Roumania, Norway, FinlandAmerica: Canada, USA, Brazil Nokia SDM Specialist. Operated more than 100 times in the following countries:Africa: Tunisia, Algeria, Senegal, South Africa, Egypt, MozambiqueAsia: Qatar, Kuwait, Yemen, Azerbaijan, Russia, India, IndonesiaEurope: UK, Portugal, France, Germany, Holland, Hungary, Roumania, Norway, FinlandAmerica: Canada, USA, Brazil



WEVIOO

• France
• IT Services and IT Consulting
• 300 - 400 Employee

• Unix System Administrator

  • Oct 2009 - Dec 2009



Télécom Paris

• France
• Telecommunications
• 400 - 500 Employee

• Trainee

  • 2009 - 2009