CS Core Engineer

MANDATORY (ESSENTIALS, A MUST)

- Advanced O& M experience within Ericsson GSM/WCDMA core network (AXE &SE, MGW,UDC platforms). 
- Exceptional troubleshooting skills of traffic-related issues (MSS, MSC,BC MSC, FNR/HLR/HSS/UDC, STP, SE and MGW) through adapting existing procedures, methods and tools. 
- Advanced understanding of signalling protocols such as SS7/IP, GCP, CAP, MAP, INAP, SCCP, ISUP, BICC, SIP,DIAMETER,LDAP and ATM. 
- Excellent knowledge of the network topology, its traffic handling capabilities and traffic characteristics. 
- Excellent tracing skills using different kind of Protocol analyzers: K15, Wireshark,... 
- Should have strong knowledge on STS performance reports. 
- Extensive experience in maintaining and improving key performance indicators KPIs: LU, ASR, Paging, HO...Etc 
- PLEX knowledge and software tracing is a plus. 
- Very good knowledge in all DT related configurations: A, B, IMSI and EOS analysis, Signaling & Traffic Routing/Nodes integration/Triggering Tables/AXEPARS  
- Very good experience in using different Ericsson tools: Primus, MHWEB, ERICOLL, KCS  
- Good ability to interpret network design documents and contribute in preventing mistakes and ensure first-time correct implementation of change requests. 
- Excellent skills in integrating new nodes RNC, BSC & VAS nodes (SMSc, ICS ). 
- HLR/CUDB data handling experience (including subscriber's profiles & Redundancy). 
- Good skills in troubleshooting HW-related problems (APZ21250/40/60 and APG) 
- Should have experience on HW & SW AXE upgrades. 
- Very good skills in Emergency Handling. 
- Very Good experience on CELLO platform, MO-Shell, FTP, Telnet.
- Good experience in Unix OS.