Thierry Libersa Email and Phone Number
Thierry Libersa work email
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Thierry Libersa personal email
My last 23 years of working experience in Telecom (mainly Radio part: 2G / 3G / 4G & 5G) has increased my technical skills, operators knowledge & made me naturally move from customers operations support to project / product / program /support team management.
Expandium (A Viavi Solutions Company)
View- Website:
- expandium.com
- Employees:
- 68
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Emea Customer Support Team ManagerExpandium (A Viavi Solutions Company) Apr 2022 - PresentSaint-Herblain, Pays De La Loire, FranceMain objective: managing the support team (10 engineers) of the Viavi’s network monitoring products for mobile network operators (SFR, Orange, etc…) and railway operators (SNCF, Deutsche Bahn, etc…).The products capture and analyze strategic data to measure the quality of service they provide their own customers.* Prioritize, follow the SLAs, do the reporting, follow the tickets updates of the L1/L2 issues* Keep a strong relationship with the R&D department (L3 support)* Manage customers’ escalations, ticket reports and regular reviews -
5G Capex/Opex Budget ManagerNokia Oct 2019 - Mar 2022Nozay, Île-De-France, France* Annual CAPEX / OPEX budget planification and definition for the 5g Radio Access network Productization department* Budget targets control of Paris Saclay Site* 5g CAPEX/OPEX material Ordering: identification of the 5g Lab needs, ordering & follow up until material delivery/invoicing (tools: Atlassian Jira, 4Budget, SAP BP, SAP P20)* Forecast of Lab new HW (new feature analysis and related new HW ordering, etc…) -
5G Maintenance System Program OwnerNokia Apr 2019 - Sep 2019Nozay, Île-De-France, FranceThe Maintenance SPO orchestrates and leads (after the Nokia "P8" Milestone, general availability of SW for customer commercial deployment):* the problem investigation, solving (including workaround development) and correction work of faults found on customer field network.* the maintenance feature creation for a release.* the resources reservation.Ultimate goal is to deliver 5g maintenance SW packages on time and with expected customers fixes &/or new functionalities contents. -
5G Capex/Opex Budget ManagerNokia Aug 2017 - Mar 2019Nozay, Île-De-France, France* Annual CAPEX / OPEX budget planification and definition for the 5g Radio Access network Productization department* Budget targets control of Paris Saclay, Wroclaw and Hangzhou Sites* 5g CAPEX/OPEX material Ordering: identification of the 5g Lab needs, ordering & follow up until material delivery/invoicing (tools: Atlassian Jira, 4Budget, SAP BP, SAP P20)* Forecast of Lab new HW (new feature analysis and related new HW ordering, etc…) -
Post C5 Release Manager LteNokia Mar 2014 - Jul 2017Nozay, Île-De-France, France* Gatekeeper of Schedule, Content & Quality of the Post C5 eNB SW loads (FDD & TDD emergency Corrective Loads (CL) / Maintenance Corrective Loads (MNCL)):SCHEDULE:-Facilitate Customer critical tickets resolutions by working closely with L3 & L4 support teams-Ensure L4 Fixes & Final eNB load are delivered on time-Support Post C5 System Test Teams: ensure test strategy & campaign are in schedule + in line with customer network configuration…CONTENT:-Negotiation with customer teams to set the list of critical fixes for each CL/MNCL-Limit CL/MNCL content to service affecting, business critical issuesQUALITY:-Schedule & chair the “Go-NoGo” delivery reviews (Post C5 ST Tests results assessments, etc…)* Interface with all Nokia Customers Teams (CT) Project Managers(PM) & Technical Project Managers(TPM):-Business Unit (BU) information (MNCL/CL roadmaps, Main issues, etc…) shared on a regular basis -Management of CT specific requests (Feature/ SW customer deployment status, Maintenance SW status…)-Generic maintenance SW recommendations to the CT (which SW to take regarding their eNB site hardware (HW) configuration, roadmap…)-Maintenance of all LTE Nokia customers network characteristics (SW running, HW configurations installed)-CL/MNCL Nokia C5 milestone declaration (based on soak reports filled by the CTs)-Approve the maintenance software release introduction by each customer (GOLF process)-In particular crisis cases (WLI/CCI), Management of coordination meetings between the different actors in the BU & the CT* Features Life Cycles:-Post C5 “Churn in” Features: review, approval & support-FMA (First Market activation) activities support-Post C5 features « GA » declaration-Feature Status « Clean up » at Release End of Life Time Frame* Releases Life Cycles:-Part of Release Core Team for C5 (Volume availability readiness) Vote-Support PLM for the release End of Maintenance (C7) & End of Support (C10) preparation + Vote -
Post Dr5 Program Management WcdmaAlcatel-Lucent Dec 2010 - Mar 2014Nozay, Île-De-France, FranceWCDMA Business Unit interface with all Alcatel-Lucent PM (or TPM) Customers Teams (CT):- BU information shared on a regular basis (regular package communicated to all CT on the maintenance roadmap, Emergency Patches & the main issues).- Management of CT specific requests (Feature status & SW customer deployment status, Maintenance SW status, etc…).- Generic recommendations to the CT in term of maintenance SW package (which SW to take regarding their HW configuration, roadmap, etc…).- Maintenance of all WCDMA Alcatel Lucent customers network characteristics (SW running, HW configurations installed).- Based on soak reports filled by the CT, “GA” (General Availability <-> Go to open the load to any Live customers) declaration of Maintenance Release.- Approve the maintenance software release introduction on every account.- Release end of life (DR6) preparation in cooperation with the support & service teams.- In particular crisis cases, Management of coordination meetings between the different actors in the BU and the CT.In cooperation with L3 support Teams, the maintenance load:- Delivery Schedule is built.- Fix content is defined (objective = to minimize the number of fixes, tackling only what is critical for customers). -
New Product Introduction Project Manager (Solution Program Support / Wireless Access - Emea)Alcatel-Lucent Oct 2007 - Dec 2010Nozay, Île-De-France, France- “Post DR5” UTRAN Secured Upgrade Meetings Leader (maintenance of upg SU procedure, weekly SU meetings chair leader, GO/ NO GO upg meetings leader, upg Score Cards updates, etc…).- WCDMA RPEC (Regional Product Expertise Centre) Project LeaderProject manager for [OAM5.2/UA5.1] / [OAM06/UA06] & [OAM07/UA07] Release introduction: -> Technical experts team & CAPEX management. -> Identification of « invests » of new WCDMA products for RPEC platforms. -> Target = on time delivery of operational trainings (by RPEC experts team) to Customer Units experts. -
Wcdma / Gsm L2 Technical Support (Utran / Bss, Oam / Omc-R)Nortel Networks Jul 2005 - Sep 2007Châteaufort, Île-De-France, FranceRemote support to Operational Teams for: * Installation & Commissioning, integration of « Wireless » Nortel Networks products (RNC/BSS, NodeB/BTS & OAM/OMC-R) for EMEA (Europe, Midle East Africa) + South Korea customers. * Deployment activities of «in service» products (H/W upgrade, S/W upgrade & roll-out, Live network intégrations). * « On call » 24x7 support. -
Wcdma Technical Expert By Alcatel CitSivan Consulting May 2003 - May 2005Région De Paris, France- On site Operations support (I&C, SW upgrades, Live networks supports & optimization (QOS, Radio parameter tuning, etc...), customers network acceptance (QOS (radio coverage & performance)).Supported customers = Spatial Wireless (Dallas, USA), Orange France, Jersey Telecom (Jersey Island), Telering (Vienna, Austria).- New features validations on R&D platforms (SI Telecom (système d’intégration telecom) team of Evolium). -
Gsm Technical Expert By Orange FranceSivan Consulting Feb 2000 - Apr 2003Région De Paris, France- 2G Frequency Planning Team: implementation of GSM 900 & 1800 MHz frequency planning of Paris & its suburb (new site radio coverage calculation & simulation (PARCELL tool), automatic frequency allocation (AGORA tool), manual frequency allocation, pre-optimisations of the network, etc...- Cellular Engineery Team: GSM (900 / 1800 MHz) Network Design implementation: design of new site or new Sector addition, on-site visits, design of the site (BTS, feeders, antennas…), simulation of coverage of the planned sites (mecanical / Electrical Tilt, Power, etc...), etc...
Thierry Libersa Skills
Thierry Libersa Education Details
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Esigelec (Ecole Supérieure D’Ingénieurs En Génie Electrique), RouenIngénieur Esigelec, Option Électronique, Télécommunication Et Hyperfréquences. -
Lycée Jean Bart, Dunkerque (59)Classes Préparatoires Aux Grandes Écoles -
Lycée St Adrien, Villeneuve D’Ascq (59)Baccalauréat C
Frequently Asked Questions about Thierry Libersa
What company does Thierry Libersa work for?
Thierry Libersa works for Expandium (A Viavi Solutions Company)
What is Thierry Libersa's role at the current company?
Thierry Libersa's current role is 5G Project manager, PMP®.
What is Thierry Libersa's email address?
Thierry Libersa's email address is th****@****ent.com
What schools did Thierry Libersa attend?
Thierry Libersa attended Esigelec (Ecole Supérieure D’ingénieurs En Génie Electrique), Rouen, Lycée Jean Bart, Dunkerque (59), Lycée St Adrien, Villeneuve D’ascq (59).
What are some of Thierry Libersa's interests?
Thierry Libersa has interest in Guitar, Swiming Pool, Ski.
What skills is Thierry Libersa known for?
Thierry Libersa has skills like Program Management, Alcatel, Telecommunications, Wcdma.
Who are Thierry Libersa's colleagues?
Thierry Libersa's colleagues are Joël Patron, Florian Lespagnol, David Guerizec, Julien Maerfeld, Faisal Samir, Omar Gamal, Abdel-Rahman Adel.
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