Team Leader of Core Network and VAS Operations

• Mar 2022 - Present

Team Leader of Core Network and VAS Operations

• May 2020 - Apr 2022

Core Network Operations Expert

• Jul 2014 - May 2020

I am a Telecom professional seeking a challenging and rewarding opportunity. I am looking for a reputable, technology driven company to utilize my skills as an assertive troubleshooter and experienced O&M engineer. Specialties: Ericsson (3yrs) and ZTE (7yrs) experience with CS and IMS core nodes (MSCS, MGw, CSCF, SBC, AS) and HLR/HSS Signaling (MAP, CAP, BSSAP, RANAP, ISUP, BICC, SIP, Diameter), Integration, swapping and troubleshooting of CS and IMS Core network I am a Telecom professional seeking a challenging and rewarding opportunity. I am looking for a reputable, technology driven company to utilize my skills as an assertive troubleshooter and experienced O&M engineer. Specialties: Ericsson (3yrs) and ZTE (7yrs) experience with CS and IMS core nodes (MSCS, MGw, CSCF, SBC, AS) and HLR/HSS Signaling (MAP, CAP, BSSAP, RANAP, ISUP, BICC, SIP, Diameter), Integration, swapping and troubleshooting of CS and IMS Core network

Roaming and Signaling CS Expert

• May 2007 - May 2020

o Integration of RAN (ZTE, Huawei) nodes and VAS platforms with CS Core network. o IREG testing (2G,3G,4G, GPRS,CAMEL) and exchange of documents and test results internally in the company and externally with other operators. o Resolving complaints and general issues regarding roaming. o Configuration of CS systems needed for different roaming agreements. o Cooperation within the company regarding Steering platforms and other roaming services. o Participation in the planning and implementation of various technical solutions for roaming (signaling, interconnection, CBA, GRX, SCCP ...) o Responsible for all other tasks and contacts needed for a good roaming service. o Active participation in the monitoring and maintenance of interconnection with the person responsible for the interconnection. o Maintenance of CS exchanges and equipment: MSCS, MGW, ngHLR, CG, LIS, OMM servers, EMS. o Help in planning, implementation and testing of new features in CS. o Participation in solving the problems of platforms that are connected to CS systems (CVBS, PBX, IVR, SMSC, Provisioning ...) o Supervision and monitoring of internal and external interfaces on the CS and IMS systems. o Monitoring of all controversial technical matters related to the CS & IMS vendors as well as contact with them. o The administration of access elements of the CS system (users, passwords, logs). o Responsible for the correctness, maintenance and administration of POLYSTAR monitoring system. o Responsible for the reports on signaling created by OSIX and Jupiter monitoring systems. o Monitoring of all controversial technical matters related to POLYSTAR equipment as well as contact with the vendor. o The reaction to the Emergency situations (downtime) of CS and IMS nodes. Show less

Engineer

• Jan 2007 - May 2007

Head of shift of technical staff Head of shift of technical staff

producer

• Feb 2000 - Jun 2002

Producer of news and short broadcasts Producer of news and short broadcasts