Sectors

We make the most
of our diversity

Deployment of the Fiber-Optic

Within and directly in contact with the main telecommunication operators, our consultants participate in the deployment of the Fiber-Optic in France.

From study phase to construction phase, they manage the infrastructure deployment but also the equipment and services related to fiber-optic.

Support: Backbone Cabling, FTTH Cabling

• APD control, APS study phase
• Management of the research department about engineering design for the vertical and horizontal fiber-optic deployment
• Management of the subcontractors to insure the FTTH deployment to ZMD or ZTD
• Management of the subcontractors to insure the Backbone cable deployment for Key Account customers
• Budget monitoring of projects
• Hotline contact with subcontractors to address the standards issues or disconnect optical cable
• DOE control and PMD measures in the optic acceptance phase
• Enable and set-up of Voice services and/or Data

Tools: Networks, NetGeo, ArcGis, IPON , GeoFiber

Network and Security Engineer

In order to maintain and develop the network infrastructures, the operations engineer works on the following points :

• Equipment upgrade and update
• Processing change request
• Rules creation and modification depending on the type of equipment Firewall and Proxy
• Production incidents solving level 2 and 3
• Network architecture optimization
• Technical documentation and existing procedure update
• Drafting procedures

Technical environment :

• LAN, MAN, WAN network
• Firewall : Juniper, CheckPoint, Fortinet, Stonesoft, Cisco
• Proxy : Cisco CWS, Zscaler, IronPort
• Antivirus: McAfee ePolicy Orchestrator, VirusScan Enterprise

Integrator IMS / Telecom Core Network

Since 4G system arrival, the operators’ core network must evolve in order to offer new available services thanks to this new technology.

IMS service platform deployment for mobile or landline for the client.

Projects :

• Integration and validation of core IMS for VoLTE services
• Platforms integration of Pre/Production VoLTE/Joyn/VoWiFi
• Mobile and landline platforms migration
• Customer support and technical expertize
• Managing and systems integration support
• Tracking and dealing with ticket requests

Monitoring and risk analysis

Within the risk department of a large investment bank, the teams for credit risk analysis, market and operations created computer measurement and risk modelling tools.

• Statistical tests and backtesting of models
• Writing of response documents
• Distribution simulation
• Suggestions for improvement

Optimisation of analysis tools

Within the department for issuers and investors, our consultants support clients with their long-term international strategic needs. They define the tools for advisory, financing, hedging and investment solutions.

• Definition of technical architectures
• Development of improvements for analysis tools
• Establishment of a new sharing tool for stock portfolios between different tools
• User interface development

P&L explanation development

To help the P&L department of an investment bank's middle office, we developed applications to manage the collection of data from the front (deals, M DM ...), analyse and explain the outcome of all banking activities.

• Development and maintenance of the tool
• Optimising data integration treatments
• Improving time calculation and the publication of P&L.
• Explanation of P&L, Var

Management and operational implementation of digital and cross-media "special operation" campaigns

To modernise the Web platform of one of France's leading media outlets, our consultants provided technical assistance through the use of innovative technologies such as Symfony2.

• Complete redesign of the on-demand portal for ISP offers
• Website development
• Implementation of widgets for connected TVs
• Implementation of payment systems

Web and Mobile Project Manager

To completely digitise the Web and mobile platforms for the advertising department of one of France's main television channels, Extia's teams were responsible for coordinating various stakeholders on cross-functional projects:

• Drafting specifications
• Implementation of project planning and deliverables
• Production of mockups and wireframes
• Technical advice on commercial proposals
• Analysis of Web statistics reporting.

Project Management - creating an online store for a large account

For a high-profile international media and communications agency, our team was in charge of creating an online store for one of their clients whose revenue is over €100 million.

• Requirements analysis
• Drafting technical specifications
• Development
• Unit and functional testing
• Corrective, adaptive and progressive maintenance (new modules and functional upgrades)
• Platform administration

Mechanical Project Management Process

For a global medical technology laboratory, our teams were in charge of the mechanical design of process-related machines (washing machines, dryers, ...), project reviews, supplier monitoring and process safety.

• Proposal of technical and ergonomic concepts and QHSE improvements
• Mechanical design and CAD modelling with AutoCAD 2011, Inventor, sketches design, supplier consultation
• Implementation in a clean-room environment
• Reorganisation of workstations, elimination of musculoskeletal disorders (MSD) related to heavy-lifting and repetitive activities
• A multidisciplinary project: Industrial computing, supervision, tracking, robotics, automation, mechanical engineering, image processing
• Guarantor of quality constraints, cost, project delays
• Drafting of functional specifications
• Using the SAP PLM
• Planning, load balancing, facilitation of working group meetings, supplier development and design reviews
• Validation tests, repeatability and reproducibility
• Validation of mechanical calculation reports, mechanical drawings
• FAT / SAT receipts, IQ/OQ/PQ qualifications

Automation

For the world's leading developer of vaccines, we provided support for the automation division on new buildings projects. This project involved the creation of a new bacteriological production unit (vaccines, vials, syringes) for bacterial diseases.

• Synchronisation and calibration of sensors and actuators for the modification of an automated vaccine production area:
  >> In the electrical boxes with electrical drafting
  >> From the programming console with step 7
  >> From the control/command station (HMI) overseeing the site under SOLAS (Orchestra/Siemens).
• Update of functional analyses to integrate the MES (Manufacturing Execution System):
  >> SIEMENS PLC synchronisation (test inputs and outputs) under step 7 with various sensors and actuators (pressure transmitter sensors, flow, level, temperature, end of race, sluice gates, etc.).
• A monitoring system for vaccine production orders (fermentation, detox and harvesting) is a future project
  >> FAT tests for verification and testing of modification qualifications applied to SIEMENS PLC S7-400 H and 300.

Software development on x-ray generators

On behalf of a leading medical imaging company, Extia consultants managed the development of client software applications to take into account two x-ray generator models.

• Review of specification and design documents
• Development in C on FPGA target for complete management of the new generator
• CAN driver communication
• Managing the exchange protocol requests/responses
• Fault management specific to x-ray generators (default programming techniques, overheating anodes ...)
• Development in C on XC164 target for CAN object management and motor testing (RS232)
• Optimisation of access time (management of high-voltage generators, engine management, inter-micro communication ...)
• Overall checking (system and embedded software parts)

Incident and accident driving safety - EPR

As part of a service centre result obligations, our consultants were responsible for processing and checking procedure modification documents on issues related to the existing rules.

• Ownership of EPR primary and secondary systems
• Ownership of the existing rules
• Understanding of the problems due to the procedure modifications documents and drafting a comprehensive technical solution on the existing set of rules
• Updating the existing rule set
• Drafting the new set of rules.

Mechanical technical expert on Floating Liquified Natural Gas (FLNG) Prelude

The FLNG Prelude, the largest ever built floating structure, will harvest natural gas from offshore fields off Australia and liquify it directly aboard through cooling. As part of this 9 billion euro world first, our engineers are responsible in particular for the validation of engineering for turret mooring system construction studies.

• Coordination of studies by the Monaco engineering office
• Consideration of Dubai shipyard issues
• Interface management between the facilities and the hull mounted in South Korea.
• Monitoring of documentation, interfaces, and the project
• Planning
• Support for logistical studies for hardware transfers
• Preparation of technical and business reports.

Design validation for the installation and connection of renewable marine energy farms

Within the division in charge of engineering for marine renewable energy (tidal, wave energy, offshore wind, thermal energy from the sea), our engineers were in charge of the initial development phase for tidal energy projects.

• Identification of requirements specific to the particular conditions (waves, temperatures etc.)
• Screening of existing technologies
• Monitoring of potential suppliers
• Implementation of project methodologies
• Balance of plant for the projects, detailed engineering and programming.

Design of geotechnical structures

Working with the team dedicated to retaining walls and foundations for a division of a major player in railway transport, our geotechnical engineers were involved in the design of geotechnical structures.

• Design and construction of geotechnical structures (studies, subcontractors contact, construction phases)
• Carrying out geotechnical projects (computation report, planning and estimation)
• Creating a description of the project, work phasing
• Interacting between the different railway expertises
• Geotechnical expertise to resolve any issues in studies or construction phases
• Development support for French Railway (SNCF) internal calculation software according to Eurocode 7.
• Analyse fonctionnelle et tests de validation
• Essais fonctionnels
• Support équipe paramétrage et validation

Study of a protection device against overspeeding of access doors by measuring motor voltage

Acting on behalf of a first-rate supplier, our engineers took care of this project from the study phase up to concept validation.

• Feasibility studies, specifications, analysis, prototyping, validation
• Adaptation of a new card on the so-called "machines" (pantograph management, management of right/left platforms, ...)
• Resumption of card specifications, its configuration and adaptation of I/0
• Development of operational software for the card
• Development of low level modules: Flash memory management, serial port management, management of inter-card protocols...
• Card validation: prototype validation, verification clocks, I/O...
• Hardware gate of a "sound generator" card, development of sound management software
• Optimisation de la stratégie de vérification et de tests, en fonction de la norme européenne (EN 50128)
• Rédaction du plan de vérification & validation pour l’applicatif générique puis spécifique du produit déployé sur site (SEI model 11)
• Analyse fonctionnelle des fonctions de signalisation
• Support et pilotage de projet, rédaction du planning de validation, mise en place du suivi d’avancement et de couverture de la validation

Project management of the AVP implementation phase for the infrastructure part of the 15th Line of the Grand Paris Express (extension of the Parisian metro).

Our timing-costs-methods engineers used their skills in order to build 23km of tunnels, 8 metro stations (constructed between diaphragm walls or underground), MSS (Maintenance and Storage Sites) and IMS (Infrastructure Maintenance Sites) access as well as ancillary works.

• Creation of estimates in terms of costs and schedule for each station and each structure (analysis and scenario comparison)
• Development of general phasing milestones and construction method plans for each structure
• Constant interaction and exchange with station and tunnel subgroups in order to ensure effective monitoring and technical progress of the various studies, with thought given to the methods and feasibility of each element

Maîtrise d’œuvre en phase AVP pour la partie Infrastructure de la Ligne 15 Rouge du Grand Paris Express

Nos Ingénieurs méthodes-coûts-délais ont mis leurs compétences à profit afin de réaliser 23km de tunnels, 8 gares enterrées (réalisées entre parois moulées ou en souterrain), les accès SMR et SMI ainsi que les ouvrages annexes.

• Réalisation des estimations en termes de coûts et de planning pour chaque gare et chaque ouvrage (étude et comparaison de scénarios)
• Élaboration des phasages généraux de réalisations et plans d’emprises chantier de principe pour chaque ouvrage
• Interactions et contacts permanents avec les sous-groupes gares et tunnels afin de garantir un suivi et un avancement technique efficace des différentes études, avec réflexions sur les méthodes et les faisabilités de chaque élément.
• Interactions avec les autres acteurs économiques impactés par le projet
• Rédactions de notes techniques (notes méthodologiques, notes de coûts, notes d’hypothèses)

Validation of the reliability of a braking system on landing gear

Engaged by one of France's major aeronautical suppliers, our consultants conducted a digital analysis of risk areas of the braking system.

• Finite element modeling of the braking system: mesh, setting data, calculation and post-processing of results.
• Study of the mechanical characteristics of the system.
• Vibration analysis to identify the natural modes of the jet engine system.
• Vibration fatigue analysis to detect damaged areas
• Writing of a summary calculation report for validation by various stakeholders.

Embedded software development

Within the Defence branch of an equipment company that includes the French land army and some sixty other armies, our engineering team was responsible for developing embedded software suitable for the aeronautical, maritime and rail sectors.

• Writing technical software specifications (requirements, design and functional test plans).
• Embedded Os (ARM) software development platforms.
• Writing of script scenarios for unit testing and integration testing reports.
• Drafting and monitoring of functional validation documents.
• Creating software test facilities under VB and writing the instruction manual for the tool
• Creating a software simulator under VB and writing the instruction manual for the tool.
• Creating HMI software for a project in the maritime sector under C# and writing the instruction manual for the tool.
• Involved in the PAD and AGC display project - railway sector - (LON Liaison).

Automating the design/modeling chain

In order to gain productivity during the conversion of design models from one company to another, our consultants were commissioned to automate the design of the Simulink model in the correct format.

• Specifications: Establishment of a Works Commitment Form (FET) for IHM and features of the tool to be created.
• Design and solutions: Automatic model conversion tool in MATLAB/Simulink. Interface management and implementation of the automation process.
• Validation and changes: bug treatment, validation with the initial client database and development of the tool.