Didier Leturmy

Support, coach, and facilitate interaction between the different departments (engineering and fiber deployment). Produce a reliable roadmap engaging all stakeholders to build customer confidence Monitor, analyse performance indicators and results (financial, QHSE) of contracts/projects. Main interface with the client (preparation of reporting and representation of the company in project management bodies). Manage subcontracting partners (resources, activity, invoicing, performance, QHSE, weekly/monthly reviews, etc.). Monitor and implement corrective and preventive QHSE actions in relation to the QHSE service.

Within the "Live Network Evolution" team of Bouygues Telecom, manage the necessary upgrades to 5G TDD for existing radio sites while taking on board the addition of missing 4G layers for capacitive needs. Main POC between TowerCo, ASP project managers and heritage team Place orders, validate quotes and invoicing on the various deployment milestones Monitor administrative milestones to ensure timely delivery Techno-economic trade-off between implementation costs and site operability. Manage hot and cold swap project (Huawei to E///) in Brest and Rennes dense urban cities.

Responsible for all aspects of project leadership, driving delivery of FTTx Orange network in line with set targets & stakeholders’ expectations. Oversee FTTH project in the west part of France and reporting to customer and internal stakeholders Responsible for resource management, sub-contractors, supplies and equipment. Liaison with client, consultants, and relevant authorities to ensure satisfaction and timely completion. Manage the design and delivery for the FTTH project and fiber deployment ( CO,OLT,ODF,FDP,ONT,CPE , … ) Planning and monitoring civil works Make sure customer escalations all handled. Responsible for the approval of sub-contractors’ invoices.

Implementation of harmonized processes and production methods for optimized and reliable Engineering production in the context of French FTTH Rollout and Engineering department reorganization from project to functional organization ■ 10 Engineering offices (450 people and 30 managers), spread over the French metropolitan territory, audited in order to Produce standard process to be targeted for a common convergence towards an optimized designs production ■ Set up trainings on a new tool (QGIS) and production of video tutorials ■ Setting up of working groups to define the most appropriate technical documents contents and formats for the field teams ■ Implementation of automated production of technical documents (for field teams) using vector layers extracted from the End client's SIG Database to minimize manual data entry and thus limit the risk of human errors

Multi-phase, multi-year project to ensure Data Centers infrastructure more efficient & resilient via renovations, migration, relocation, consolidation + build as we grow 11000 m² of new space budgeted USD 135M over 5 years ■ Identification of the risks involved and the occupancy rate via Multi-site audits and implementation of Risk Mitigation program to enhance existing DCs infrastructure resiliency ■ Consolidation of business needs in the short / medium term ■ Operational demand management ■ Development of strategies and associated costs ■ Engage RFI discussions with potential vendors to develop appropriate “build and pay as you grow” concepts for Data Centers expansion and “Build Operate Transfer” alternative for new technical spaces ■ Define and budget Sites Class availability and CME requirements according Network and IT stakeholder’s requirements consolidated over five years and in line with new technology evolution (green DC, cloud, enhanced IT/network). ■ With the support form Vendor SMEs, define the Roadmap (Short, Mid & long term) to virtualisation (vIMS, vSTP, vEPC, vMSC, SDN...) aligned with organic Nodes EOL and needs to exit from obsolete white spaces / facilities. ■ Set, manage and communicate project expectations with team members and other stakeholders. ■ Develop RFPs, work packages, RFQs (Power generation and distribution, UPS Systems, Chilling and Cooling Systems, SCADA)

Member of a PMO team acting for Nepal Telecom on an existing mobile network swap (core network, TRN and RAN), manage and monitoring Huawei’s activities and performance - turnkey contract. ■ 3 CORES sites and 265 BTS sites swapped ■ Review of existing process for site selection, acquisition, construction, acceptance process and elaborate recommendations to align with best practices ■ Vendor technical propositions review and validation ■ Train Nepal Telecom staff on the topic “site infrastructure” to enable their autonomy in Phase 2 of the project

Responsible for the Greater West region of the production of the technical deliverables necessary for the construction of the GSM-R site near the railway infrastructure. ■ Ensure Quality/Compliance, costs and deadlines are delivered ■ Recruitment, management and animation of a team of designer designers ■ Outsourcing of part of the production to optimize costs / deadlines ■ Main interface of the end customer on subjects related to technical specifications and safety rules

Preparation of the Deployment phase of a Greenfield 2G / 3G network ready for 4G under turnkey contracts with 2 vendors (Phase 1 build part -> 3800 sites -> € 132M) ■ Provide leadership on Vendors proof of concept elaboration phase ensuring that methods, processes and tools are implemented in accordance with best practices and then validate technical documentation accordingly ■ Technical review and validation, docs and prototypes, of materials related to the project (towers, monopoles, cooling systems, power distribution, CCTV, shelters…) ■ Vendors RFP answers assessment (build part): Evaluation of technical proposal (Overall understanding, project management, local experience & expertise, technical solutions), as well as commercial (TCO review and evaluation) assessment. ■ Supervision and mentoring of a team in the process of gaining strength ■ Supervision & reporting on site acquisition and construction activities ■ Data centers technical requirements definition and environmental sizing ■ With vendor’s inputs , produce high level design of a 5 MW data center. ■ Validate the detailed design of the data center carried out by the Iranian army. ■ Physically monitor the renovation of the industrial site selected to host the DC.

2G / 3G / w-CDMA urban and rural network densification throughout the territory -> Multi band cell, Extended Cell, Abis over IP over satellite (50 sites), 3G trial, High density swap Turnkey contract € 12.7M ■ Management of a multidisciplinary team (20+), Site Design & network Planning, RAN Rollout ■ Preparing, planning, executing, monitoring, controlling and closing the project according to contractual scope against project budget and in adherence to PMI standards (PROPS-C) ■ Contract management: civil works standards specifications drafting -> Sub-contractors /supplier’s evaluation -> Selection ■ Subcontractors management: progress monitoring/control, Invoicing screening and validation ■ P & L analysis and reporting

 N+1: Project director & functional -> CTO, Rollout Manager (Customer) -> 900/DCS1800/WCDMA Greenfield Network deployment of Hutchinson in Indonesia ■ Management of the overall aspects of design and construction of sites (Centrals, Backbone, BTS) -> Team of 35 engineers ■ RFQ completion and selection of suppliers (Towers, Antennae support structures, shelters, power distribution, Gensets, sensors…) & Identification and proposal of any cost optimization for site engineering solutions. ■ Manage all design and construction activities in the project to ensure timeline and Quality match contractual obligations and budget using SIEMENS process & methodology. ■ End Responsibility for all aspects of permit and construction drawings, static/foundation calculation, soils reports, all drawing review/approval process and site construction quality. ■ Advanced planning liaising with all tech. Dept. to best initiate drawing and construction progress. ■ Team management animation, mentoring ■ Subcontractor’s management and tracking (20 companies): PO’s/BOQ’s validation, variation orders approvals.