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Julien LeterneleJL

Julien Leternele

BSS/OSS/CRM: Billing system for Telecom Operators

On-demand
Paris, FR
8-15 years

Average response time: 1 hour

About Julien

I just ended a mission as PM in NGBSS/OCS/CBS system at Huawei Paris, and Mexico, then I am free in the market again. I am looking for a similar position PM as freelancer. My detailled experience, you will find it in linkedin : ----
Julien have more than 18 years of experience as a NGBSS/BSCS, OCS & CBS/OCS8,1 consultant (Ericsson/Huawei), Project Director, Project Manager, Solution Architect, Business Analyst, NGBSS/BSCS (CBS/OCS/CRM) Systems Integrator. He has a strong experience on management of projects and integration of solutions at different Telecom operators, skill centers Like Orange and Atos and at BSCS Integrator companies around Europe, Middle East and Africa. Huawei is his new company 6 years ago playing roles as PM, TPM, BA and SA in 6 different projects, having deep knowledge on NGBSS modules CBS, OCS, CRM and UPC. Playing a key role in analysis & Design of BSS solutions for an international projects, experienced in BSCS iXR4.CBIO, Geneva, Intranet billing systems and CRMs. Julien has cumulative and valuable technical and functional knowledge on charging, rating, billing, provisioning, customer care, financial, collection, dunning, revenue assurance and other business related areas. (Used framework : eTOM, ITIL). Convergent solutions are his favorite skill.
  • French

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Huawei Mobile (FR)
    Project Manager
    TELECOMMUNICATIONS
    February 2020 - Today (6 years and 4 months)
    Paris, France
    PM: (4 years)
     Role:
    o Manage an international service team (European, African and Chinese) about 10 people, changing up and down along the project.
    o Responsible of business KPI, presales order, revenue and GPR
    o Project manager for several projects from kickoff till handover, covering these aspects:
    o Delivery project methodology from kickoff to Handover.
    o Project Plan of multi parallel projects, Risk, Scope Mgt.
    o Supply Mgt, Budget Estimation and participating with presales team decisions.
    o Communication with team members which work from different countries
    o Discussion with presales team, to evaluate project cost
    o Respect of the business KPI.
    o Vendor Mngt · Risk Mngt · Business Support System (BSS), VAS
    o Mngt of the whole project steps: Sign off SOW, Kickoff, workshop plan, Specs (FRS/HLD/LLD) validation, approval process and sign off, equipment delivery Mngt, site acceptance, network integ/install, BV,6 CVs VABF accomplished.
    o Training organization. Integ Install & test on Preprod then put in PROD environment, Offering config in Preprod/Prod and validation. Mig spec document, validation and approval, drynrun, mig tool ETL validation, MVNO tests. Pilot mig, Conquest mig, and real mig of 10 batches of OCS custs (Prepaid, postpaid, M2M, MVNO), Mig VSR monitoring, stabilization period and warrantee period discussion.
     Skills:
    o Integration - Budget Mngt–Risk Mngt–Gap Mngt & Mitigation.
    o Vendor Mngt, Business Support System (BSS), VAS, OCS: Charging System, Oracle, Linux, Python, Partners and Customer satisfaction. Engineering, Planning (project, business), negotiation, Delivery Mngt, Budget & Profit & Loss control and Network Mngt: Servers, Storage, Switches, Routers, Firewall.
    o Call scenarios, flows, protocols and interfaces, collect from the client in different workshops covering: Voice 3G, SMS, Data (National, International), VAS, VoLTE (4G), IPSMS (4G).
    o OCS: Notification, Self-care, Loan, Balance Transfer, Consumption Control, MNP, Voice Announcement, PCRF, Offline international Roaming, Online Mediation & Charging, MT charging, IVR purchase package.
    o OCS: Convergent Rating and Charging requirement collect and solution.
    o CBS: (Billing, Bill Management, AR (Account receivable), DC (Debt Collection), GL (General Ledger))
     Projects: ( 3 years, 10 months) // Parallel projects

    o SFR – France: Migration from NGBSS V5R5to NGBSS V5R7) 19M users (2 years)
    o Coriolis - France - Coriolis OCS V5.6 (V5R6) to OCS 5.7 (V5R7) 540K users (7 months)
    o VD Malta - SPS migration 350K users (9 months)
    o BYT: Maco Database GaussDB mig + OCS V5R7 to V5R21C11 + CBPADAPT 14M users (6 months)
    o Telcel : Transforma project, Migration from BSCS vIXR3 to NGBSS 3.5/4 (12 months)
  • HUAWEI
    BA then Project Manager - Client Telcel
    November 2018 - December 2019 (1 year and 1 month)
    Huawei Mexico - Client Telecel BA&PM:
    •Collect client requirement in (OCS and CBS modules), workshops organization, HLD documents, FRS/ISD document write and update, review sessions with the client, till sign off, LLD documents deliveries. o OCS: Call scenarios, flows, protocols and interfaces, collect from the client in different workshops covering: Voice 3G, SMS, Data (National, International), VAS, VoLTE (4G), IPSMS (4G). o OCS: Notification, Self-care, Loan, Balance Transfer, Consumption Control, MNP, Voice Announcement, PCRF, Offline international Roaming, Online Mediation & Charging, MT charging, IVR purchase package. o OCS: Convergent Rating and Charging requirement collect and solution. o CBS: (Billing, Bill Management, AR (Account receivable), DC (Debt Collection), GL (General Ledger))
    •SOW Phase 1A (Green filed 1A: Postpaid) and 1B (Green field 1B: Corporates & Prepaid & Mixto): Workshops organization, SOW document update, presentations to client, till sign off. (Individual and Corporates: Mission Achieved). For modules: OCS, CBS, CRM/BP, UPC, INFRA and Integration.
    •Successful sign off of OCS, CBS, CRM and UPC deliverables: FRS and ISD documents after many workshop with the client, update sessions and review planning sessions organization. Discussions with the client on the Beside OOTB solutions requirement to be considered as a CR, and CR quotation evaluation follow-up.
    •SAD: Contribution of writing the SAD document for phase 1A and organizing meetings with the client to review its final version. Meetings & Management
    •Internal: weekly reports follow-up of each team activities
    •Client meetings: Weekly progression report meeting with client Telcel (TRANSFORMA meeting), Gap List Follow-up. (Every Wednesday)
    •Others activities: Follow-up of actions points, risks and issues with the client in daily basis till its closure with both parties: Huawei and client responsible.
    •Testing Activities: IOT, E2E and UAT testing activity follow-up
  • Orange Botswana
    Project Manager
    April 2018 - September 2018 (5 months)
    Botswana PM for the IN upgrade project, changing the IN platform from ZTE OCS7.0 to OCS8.1, including some others parallel projects, Nomad, PGW upgrade and My Orange.
    •PM for 13 Testing team management for (E2E, UAT organization and preparation).
    •Risks and Issues maintain mitigation for each of the stakeholders.
    •Handles readiness, connectivity, acceptance tests and help of resolution of issues with 23 Interfaces connected to OCS 8.1 system and 11 Third parties (*) concerned by weekly progression collect and follow-up. (*): ZTE (OCS7.0 & 8.1, Zsmart), Ericsson (BSCSIXR4, CX, OGW, Gy Gx EPG), Comviva (Zebra, Orange Money), Intersec (LMS, IRIS), Prodware(LS Retail), Sicap (USSD - Bank, mAgric, OFC), Orange (OLS, DSTK) (MyOrange, SDP, iSMS), Sofrecom (CRM-ZTEIN, Nomad, Platine), Atos (KPSA, API TMF), imi Mobile (CRBT), Mavenir (SMSC)
    •Quotation validation from each of the third parties, especially (Atos, ZTE, Orange Zebra).
    •Meetings organization and preparation with ZTE (Weekly, Risks and Issues, Project, testing team meeting, third parties meeting and document preparations).
    •Deliverables quality check and validation, environment readiness follow-up and migration milestones follow-up.

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Education

  • BSCS IXR1 - Solution Architect
    Opt
    2014
    BSCS IXR1 - Solution Architect

Skill set (4)

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