November 2015 to Present
Synapse Mobile Networks
February 2012 to November 2015
BSS Services Engineer
August 2008 to August 2010
BSc Thesis Intern
September 2007 to January 2008
Intern Network Engineer
June 2007 to August 2007
What company does Ersin Demir work for?
Ersin Demir works for Symsoft
What is Ersin Demir's role at Symsoft?
Ersin Demir is Systems Engineer
What industry does Ersin Demir work in?
Ersin Demir works in the Telecommunications industry.
I am a computer engineer who has 5+ years experience in telecommunication. I have been involved in many telecom projects worldwide in different positions as System Integration Engineer, Solution Architect, Customer Project Manager, Support and Test Engineer. The main areas I have worked are Charging, Mediation, Device Management, Core Network and VAS. Specialities: • Telecommunication: GSM, Charging, VAS, Core • System Integration • Customer Support and Training • Project Management: Solution Design, Time Planing, Resource Planning, Documentation • Software Development: Java, C, PHP • Database Administrator: Oracle, MySQL • System Administration: Solaris, Linux, Shell Scripting • Server Administration: Oracle and HP Servers, Netgear Switches, Sun and EMC Storages • Computer Networking: TCP/IP • Signalling: SS7, Sigtran, Diameter • Software Testing: Verification Tests, Performance Test, Bug IdentifyingSystems Engineer @ From November 2015 to Present (2 months) Stockholm, SwedenServices Engineer @ • Working in the position of Services Engineer that includes Customer Project Manager, Solution Architect, System Integration Engineer, Support Engineer and Test Engineer roles. • Installation, integration, configuration and acceptance tests of Synapse products such as ADMS, EIR, DNA, RSC, PRC, DPC and ODM front-end on customer site. • Remote system upgrade of Synapse products. • Oracle servers and Solaris OS installation, upgrade and administration. • HP servers and Suse Linux installation, upgrade and administration. • SS7, Sigtran and Diameter configuration and administration. • GTH probe installation and configuration. • Installation and configuration of Netgear ProSafe Switches. • Erlang, Shell scripting, MAP, TCP/IP, SMSC, SOAP, HTTPS/XML. • Regular customer support through bugzilla ticket portal. • 24x7 on-call support for emergency situations. • Installing test environment, performing verification and performance tests, identifying bugs and reporting to development unit for the new releases of Synapse products. • Supporting sales people by understanding customer requirements and writing technical solutions. • As an architect, writing solution description and preparing all the other technical documents for customer integration projects. • As a customer project manager, planning resources, preparing project time-plan and making sure the successful delivery of projects. • Understanding customer requirements and working as a main contact between developer and customers for delivery of customized solutions. • Professional on-site customer training. From February 2012 to November 2015 (3 years 10 months) Stockholm, SwedenBSS Services Engineer @ • Installation, system tests, data flow configuration, handover and system support of Ericsson Multi Mediation nodes (File&Event and Online Medation) on customer site. • Configuration of data flows by coding DUP on File&Event Mediation. • Configuration of data flows by coding JAVA and XML on Online Mediation. • Sun servers and Solaris OS installation and administration. • Oracle DB installation and administration. • Veritas Storage Foundation and Veritas Cluster Servers installation and administration. • EMC Clariion and Sun Storage installation and administration. • System monitoring, tuning and audit. • Analysing customer requirements and writing daily project reports. From August 2008 to August 2010 (2 years 1 month) Istanbul, TurkeyBSc Thesis Intern @ • Thesis Topic: DSL Network Early Warning and Monitoring System • Grade: A • Description: In this thesis, I developed an application for monitoring nodes in the network dynamically. The developed system controls node status by sending SNMP requests and in case of any alarm available, it warns administrators. Java programming language, MySQL database and SNMP protocol were used in this thesis. From September 2007 to January 2008 (5 months) Istanbul, TurkeyIntern Network Engineer @ • Configuration of Cisco Routers and Switches. • Understanding of Cisco IOS and TCP/IP and running test cases. • Trouble shooting and fixing network related problems. From June 2007 to August 2007 (3 months) Istanbul, TurkeyMSc, Engineering and Management of Information Systems @ KTH Royal Institute of Technology From 2010 to 2012 Exchange Student, Computer Sciences @ Linköping University From 2008 to 2008 BSc, Computer Engineering @ Yildiz Technical University From 2004 to 2008 Ersin Demir is skilled in: Integration, TCP/IP, Telecommunications, Java, GSM, Software Development, Linux, Solaris, Oracle SQL, Service Delivery, Business Process Design, Project Management, SNMP, SS7, SIGTRAN
Introversion (I), Intuition (N), Thinking (T), Judging (J)
1 year(s), 4 month(s)
There's 87% chance that Ersin Demir is seeking for new opportunities
Enjoy unlimited access and discover candidates outside of LinkedIn
Trusted by 400K users from
76% of Fortune 500 companies
The most accurate data ever
Hire Anyone, Anywhere
with ContactOut today
Making remote or global hires? We can help.
No credit card required