Gonzalo Hidalgo

Experience

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  Siemens

  Jul 1996 - Oct 1997

  Commissioning Switch Engineer.

  Responsible for commissioning of EWSD system, acceptance test and post-sale service.

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  ETB

  Nov 1997 - Oct 1998

  Junior Switch Engineer

  • Responsible for admin of O&M center, and 26 fixed switches (Siemens-EWSD).• Responsible for SS7 interworking (Ericsson, Fetex), ISDN-PRI, billing and traffic measurements.• Troubleshooting of issues in SS/ network.

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  Siemens (Colombia)

  Nov 1998 - Mar 2005

  TAC 2 Enginner

  • Switch expert, part of group of services of post-sales, as technical support for wire and wireless products. Responsible for execute the warranties for several customer in Andina zone. Elaborate propose for new business in services area, answer the RFQ in areas of telecommunication services and GSM solutions. • Eng, support for the follow Siemens products: (including upgrades, commissioning, acceptance test, TAC2)• Siemens Intelligent Network based on @vantage• VomsXpress: calling and called cards• ChirsXpress: Customer care application• Commander: Monitoring and performance.• Siemens MSC (SR9, SR10)• Siemens SSNC• Switch Commander• Siemens EWSD (Fixed networks)• HLRi • Responsible for support to operations and maintenance team as well as commissioning, installation, integration and provisioning for Siemens Intelligent Network based on @vantage. VomsXpress: calling and called cards, ChirsXpress: Customer care application, Commander: Monitoring and perfomance. Integration the solution with GSM network of customer (MSS, MSC, Provisioning system, SMSC, Banking solution. Show less

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  Colombia Movil

  Apr 2004 - Mar 2005

  Senior GSM Core Network Engineer

  • Responsible for supervision of operation and maintenance, for HLRi, IN-VPN, OSS (Switch Commander) and MSC-(Siemens SR10), 24x7 support of critical network operations (all Core is Siemens), invest and assess customer impact upon alert detection. Good knowledge of performance monitoring tools and with service impact calculation. Excuete the necessary task for alarm reduction, correlation and optimization.• Handling first line troubleshooting, participate in the analysis, creation and validation of standard operational procedures and service level agreements to allow Junior-team to effectively troubleshoot and resolve network incidents. Act as interface between sales team (vendor side), planning team, IT vendors support, and subcontractors by working in close collaboration with work group (junior engineers).• Ensure consistent quality and deliver services within targeted milestones.• Implementation the SS7 connection with other platforms (Prepaid, VPN, SMSC, SGSN) operators using different protocols (CAMEL, SSCP, ISUP). • Responsible for training and management of junior engineers. • Integration of CRM platform with HLR, tuning of provisioning interface. The provision system is HP (Siebel). • Optimization of speech routing, signalling Routing network (network redesign, signalling routing modification), standard translation/configuration redefinition, fraud prevention, overload mechanism parameters settings. Support for routing performance optimization in the following areas: failed call attempts, CPU load, circuit group and signalling links congestion, and Inter-MSC handover.• Plan changes and adaptations in MSC databases. (signaling optimization, prevention fraud). Based in performance reports, fraud reports and monitoring observations.• Start with project is integration of Softswitch and HLR from Huawei, to Siemens network. Show less

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  Asiacell (Iraq)

  Mar 2005 - Aug 2005

  GSM Core Network Project Manager

  • Develop and rollout projects for core network (MSC, HLR, SMS, IN,VMS) for north of Iraq, Asiacell in this time was starting the expansion their GSM network in all country. After finish the commissioning of Core, continue with the migration from Siemens to Huawei Network. The scope of job included: civil jobs, transmission team (microwave and Vsat), marketing, logistic and IT.• Roll out manager for installation of media gateway and MSS. The project include complete mobile solution: HLR, VLR, VMS, SMSC. Show less

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  Nokia Siemens Networks (South Africa)

  Aug 2005 - Mar 2010

  • Prepare and delivered high-level technical proposals to head of sales team, including network planning proposal and dimensioning proposal.• Collaborated closely with sales team to identify and implement new features• Prepared comprehensive network plan based on dimensioning, technology needs analysis, and requirements gathering. Conducted traffic analysis, identifying and implementing new data and voice services to enable effective dimensioning and expansion of network (Release 4 Network Dimensioning: User Plane, Control Plane, IP/ATM Backbone)• Prepare technical presentations for Vodacom group (biggest operator in South Africa) to support the swap between release 99 to release 4 network, as part of presales tasks.• Dimensioning and high level design for migration and swap from ex-siemens Rel.99 to ex-Nokia release 4.• Detailed plan from scratch to implement new release 4 network in Vodacom Tanzania, for MSS, MGW and CDS, based in information extracted from Ex-Siemens MSC (Regen files). The designed included: Integration with IN @dvantage (announcements implementation), Starhome platform, VMS, SMSC, international roaming.• NVS (Nokia Voice over IP server) system dimensioning and detailed planning. To support SIP subscribers.• Enabling for IMS planning and dimensioning. Dubai Nov 2008. . (Ex-Siemens portfolio) • Define a Audit project to evaluate end to end the Vodacom Tanzania network.• Dimensioning and detailed planning to implement a second MSS and 3 MGW, as part of swap Rel.99 by NSN Rel. 4 solution.• Responsible for supporting client Business units in project definition, in all relative to CS Core Rel 4.• Involve in pre-sales consultancy, tenders and/or network rollout/optimization projects.. Show less • Belong of team, responsible to launch new mobile operator in Namibia (CellOne www.cellone.com.na). As circuit switch core network planner, responsible of: Dimensioning equipment, capacity, define topology, technical agreements with PSTN and PLMN, international roaming solution, integration with VAS products, provisioning system. Define signaling, synchronization, and dial plan, guide line, master plane. Delivery the source data for commissioning team. The project consist the 2G and 3G over same core. • Participate actively as a trusted advisor in customer decision making to influence their strategy and actions. Proactively develops and maintains regular contact with client senior management / CXO level.• Support for pre-sales, define a core solution for new business on south Africa area.• IMS planning workshop: UK. Planning, dimensioning and site solution. (Ex-Nokia portfolio) • Optimize the customer network based in traffic measurements and the feedback of customer care center. This task was a team work with RAN team. After execute the change on the network, the traffic measurements were checked again until to get the goal. Show less • Preparation of detailed technical documentation, for each network element. Deliver detailed Switch planning (according with the master plan and customer specifications), produce network diagrams, routing plans, digit analysis, signaling plans, numbering plans, for the MSC server and MGW. Generation of modifications (IP, ATM) and configurations for MSS/MGW as answer to technical customer requirements. On site support and competence transfer for the planning team of customer.• Prepare a work order as aswer of optimization issue. This work order is the result of traffic measurement and scenario call analysis. Show less

  • Senior CS Core Network Planner R4

    Sept 2007 - Mar 2010

  • CS Core Network Planner

    Sept 2006 - Aug 2007

  • CS Core Network Planner (Planning Enable Center)

    Feb 2006 - Aug 2006

  • CS Core network planner

    Aug 2005 - Jan 2006
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  Nokia Siemens Networks (Saudi Arabia)

  Jul 2010 - Aug 2011

  Solution Consultant-Network Planning and Optimization

  • Lead of CS core network planning and optimization for Zain project. Point for contact for customer planning department, understanding of technical requirements for CS core network design for instance: architecture, scalability, redundancy, integration with VAS platforms.• Performance analysis based on statistics of single nodes/whole network and knowledge of Circuit Switched traffic and dimensioning rules• Produce High Level and Detail Design for CS networks: o Node and Link Dimensioning. o Core Network Impact studies. o Core Network Performance studies.• Delivery of performance and capacity Audit.• Identify and resolve bottlenecks caused by capacity limitations in Core Network. Show less

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  Isatelgroup

  Apr 2011 - May 2011

  Sales Manager

  • Responsible managing projects based on client requests through bid processes, and leads from sales team members • Liaise with internal teams to gain technical support and innovative ideas to respond to customers' expectations • Create related documents and ensure a general market survey to identify new business opportunities.• Pitch new business to advertising agencies and direct clients.• Update and create sales proposals as well as run inventory requests.

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  Nokia

  Jun 2011 - Jul 2014

  Solution Consultant-Network Planning and Optimization.

  • Develop of consulting phase to implement MSS pooling (multipoint resiliency) scheme for Claro mobile operator. • Develop trail of Traffica MGW, implemented with elements with real traffic. Presentation for the CTx level, and workshops for the technical area. The project was sold.• Develop Traffica workshops for 120 engineers belongs all areas of customers side. Adapting the scope of solution to each team• Develop the planning circuit switch expansion for 2012 in terms of number of network elements, licenses, and additional parts. Customer have over 100 network elements.• Develop audit and assessment project for roaming service in Mexico and Colombia Claro subscribers. Delivered the causes of affecting services and proposes to improve the service and user experience.• Definition the CEM reports, focus on voice quality, using Serve atOnce Intelligence product. (SAP Business Objects Based)• Planning for User Data Convergence (UDC), during trial phase, geographic resiliency, integrations with the existing network. Show less

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  Telemgroup

  Aug 2014 - Jul 2015

  Solution Consultant-Network Planning and Optimization.

  • CTO advisor for the new projects: LTE pilot, definition of EPC providers.• CS/PS Core Optimization Engineer working between the Operator and Nokia ensuring the current project gets implemented correctly.• Optimization end to end, analyzing the KPIs and making changes on network to keep the indicator in the right level.• Definition and implementation of new functionalities in the network: PLMN equivalent functionality implementation, multi core network functionality to share the RAN of national roaming partner. Show less

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  Nokia

  Sept 2015 - Mar 2018

  • Planning the integration for SDM(NT-HLR, OneNDS, HSS) solution to be developed with the biggest mobile Colombia operator.• Design and executes integration, operations and performance solutions in customer projects. Define the KPIs according with customer network for the new solution.• Define the SS7 planning for the new solution and the integration issues. • Signaling optimization for all HLR/HSS interfaces. Operator with 30 million subs.• SDM expansion, planning and integration. (Hardware ATCA to HP)• Planning migration, for the users provisioned on HLR-DX.• Interface between NI, customer and Tech support to define signaling integration.• Resolve issues raised by the customer by using troubleshooting skills and knowledge of the SDM Products. Supports main customer consultant in solution team. Show less • Develop national roaming for LTE operators. Define the test scenario cases, present to final customer. • Planning for UDC solution, rehoming plan to replace the legacy HLR-Dx200, and implementation in STP model. Detailed signaling plan for each signaling case.• HSS detailed NPO plan for LTE rollout. Define the signal impact in the SS7 customer network.• Influences technical mind-set of the customer during sales process and works as part of a bid team, co-ordinating the technical part of a bid• Develop of consulting phase to implement MSS pooling (multipoint resiliency) scheme for Claro mobile operator. Show less

  • SDM Consultant-Network Planning and Optimization.

    Feb 2016 - Mar 2018

  • Solution Consultant-Network Planning and Optimization.

    Sept 2015 - Dec 2017
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  Oracle

  Jul 2019 - Mar 2020

  Management services Consultant

  • Part of Oracle management services team, for STP/EPAP/PIC/E5-MS platforms. Responsible to attend the Claro-Colombia contract, in terms of service and SLAs.• Prepare monthly reports and present to customer operations director.• Administer and actively help in each request or concern related to technical support of our client.• Provide advanced KPI analysis of platform and statistics to generate trend reports and identify potential problems or threats for Oracle platforms.• Identify, investigate and provide potential improvements to the architecture / design / customization of Oracle EAGLE / PIC to optimize the resources of the platform Show less

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  Ericsson

  Jan 2021 - Aug 2023

  Solution Architect - Packet Core
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  Http://www.paicbd.com

  Nov 2023 - now

  Reseller