2015 ? today: Migration of subscriber data for various telecommunications applications (HLR/AUC, HSS, PCRF, etc.)

Customer: Ericsson Spain
Role: Data Migration Specialist

Tasks:

• Migration service and tools design and execution
• Projects with telecommunication operators worldwide (most recent ones)

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2008 ? 2015: PSTN Replacement Project (IMS)

Customer: Deutschen Telekom
Role: Lead Solution Architect

Tasks:

• Influencing end-to-end solution design on all levels (up to C-level)
• Focus on IMS Core integration with 3rd party equipment
• Solution design support in areas of Emergency call, Policy control, Priority services.

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2007 ? 2008: Feasibility study for PSTN replacement

Customer: Deutschen Telekom
Role: Solution Architect, Technical Coordinator

Tasks:

• Multivendor IMS integration
• Solution design responsible

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2002 ? 2007: various

Customer: Ericsson Germany
Role: Solution Manager

Tasks:

• Architectural design, Workshops preparation, Presentations
• Solutions responsible for:
  • IP Multimedia Subsystem with various applications (VoIP, Messaging)
  • Ericsson Video Gateway
  • Remote Access Servers with SS7 interconnect
• RFQ/RFI activities

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1999 - 2002: Technical presales activities

Customer: Ericsson Germany
Role: Product manager

Tasks:

• IP Telephony, Remote Access Servers
• Technical presales activities
• Product certification - SS7 conformance tests with certified laboratory (T-Nova)

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1998 - 1999: Eripax product line, X.25 and frame relay switches

Customer: Ericsson Nikola Tesla (Croatia)
Role: Support Engineer

Tasks:

• Supporting Eripax product line, X.25 and Frame relay switches

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1996 ? 1998: Support and pre-sales activities for RAD communication devices

Customer: IKI, Croatia
Role: SW designer, Support and Presales Engineer

Tasks:

• Support and presales activities for RAD communication devices (data & voice integration)
• SW designer for SCADA applications for HEP (Croatian electrical power provider) and INA (Croatian oil company)