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Sebastien Desgranges

Sebastien Desgranges

Technical Project Manager

Saint Priest (69800) France
Consultant Open to opportunities
Highly skilled engineer with a passion for network solutions to bring further user added value, I played soon with core solutions in the emerging voice over IP market. Experienced technical manager in professional services, meeting expectations and creating confidence is a leitmotiv. Applying strong technical skills and interest in business to get involved in transversal mission in fast paced environment, open and ready for a position within a forward-thinking company where I can excel.

IT Technical Project Manager

Your company !
Since June 2019
  • Customer minded
  • Curious and eager to learn
  • Able to discuss with cross functional people
  • Thrive when I work with and/or for others
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Infrastructures Project Manager

Flow Lines Technologies
November 2018 to April 2019
  • Public key account : Ville de Lyon - installed base : 500 switches, 900 MS/Lx/Aix servers, 130 applications for 15k users, 5k workstations, 3500 IP phones and others
  • Audit and support during handover of a complete third-party maintenance ownership on business applications and IT infrastructures (team of 7 people)
  • Project management: handling customer requests, processing effort estimations and planning, leading 7 technical project managers for 32 projects initialisation
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Since October 2017
  • SME information systems consulting
  • SmartHome technical studies and prototyping : IoT and automation for energy efficiency
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Technical Project Manager

Cloud Temple
May 2017 to October 2017
  • Managed customer ToIP transition project from IPBX in premises to SaaS model
    (EE, planning, integration and delivery))
  • UCaaS production platform supervision (Centile ISTRA + Oracle Acme Packet)
  • 3 people team management
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Project coordinator

December 2014 to October 2015
  • Project team coordination (up to 150 people)
  • Partnerships management
  • Wordpress platform implementation for collaborative work and project management
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Business development

December 2011 to June 2012
  • Led governance and company statutes reflection
  • Defined offer and business strategy, Seek partnerships and funds
  • Discussed technical solution design
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Planning and Control Manager (Delivery activities)

Comverse - NetCentrex
February 2009 to October 2011
  • KPI for a 130 people customer services department : 800 prospects initiated, 240 projects tracked
  • Built multi-currency (€/$) P&L reports for 10 main customers’ accounts ($40M PO Booked / 32k man.days)
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Technical Account Manager (Orange account)

Comverse - NetCentrex
July 2005 to February 2009
  • Close to the Project Director, I led teams (from 2 to 12 people) to manage any purposes from validation to deployment or upgrade migrations on NetCentrex platforms in Orange group (worldwide).
  • 3 new production platforms (100k business users each) and 1 Disaster Recovery Platform.
  • 12 features upgrades were validated and performed, 70 fix packs were applied in 3 years.
  • 20 platforms were tracked in configuration management (production, customer labs, internal labs).
  • Business solutions were mainly licenced by enterpises sites count : 10k Centrex Sites + 20k Business Trunk Sites were deployed.
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International Customer Project Manager

December 2001 to July 2005
  • Led customers platforms roll out in EMEA within 2 or 3 people teams or third party integrators (hardware installations and software configurations in customer premises and data centers)
  • Delivered training to integrators : Italtel/IT, HP/FR, Alcatel/FR, Contactel/CZ, Lirex/BU
  • In time delivery of residential and business platforms for Alpi/ES, IpKoNet/HR, Jordan Telecom/JO
  • Crisis reestablishment : Lyse/NO (stability issues in production analysis and fix in 2 months), Orange-MaLigneVisio/FR (Project hand over with 4 months delay, team reorganization and delivery six month later with only 1 month overdue)
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Software Development Engineer

March 1999 to February 2002
  • Made telephony services high available and scalable in Linux servers farm (heartbeat, bonding, shell and AWK scripts)
  • Ported Softswitch from Windows to Linux Redhat over x86 and PPC (C/C++ state machines, VoIP and IN applications API)
  • Developed dedicated algorithms IPVS load balancer in Linux kernel modules and ethernet drivers
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  • French : Native language
  • English : Working proficiency
  • Spanish : Basic
  • Project workflow implementation (PMI)
  • Effort estimation and operational scheduling
  • Tasks and risks identifications,
  • Solution maker and Team thriving
  • Customer needs and satisfaction concerned
  • Processes industrialisation
  • Cross functional speaker
  • Low level and high level architecture design
  • Complex and high available solutions architectures
  • Protocols and packets analysis (wireshark & co)
  • TCP / IP (Architect, IP routing, firewalling), Cisco VLANs
  • VoIP protocols expert : H323 / Q931, SIP, MGCP
  • ToIP Expert : Call routing, Numbering Plans, Value Added Services implementation, softswitches, Voice VPN, UCaaS/FMC, OSS/BSS integration
  • Architectures and Specifications
  • Solutions Configuration Management
  • OS : Linux (Debian, CentOS)
  • OS : VMWare
  • OS : Ms Windows
  • OS : Other Unix systems (Sun, HPUx, Aix)
  • Coding in C/C++, Bash, VBA
  • JAVA, SQL,
  • Python, Perl
  • ESP8266

MOOC – New Energy Technologies

Grenoble Ecole de Management

March 2016 to May 2016
These courses dealed with New Energy Technologies that will help to achieve Energy Transition & Sustainable Development.
After having presented issues and purposes of Energy Efficiency, different new primary energy technologies were presented : Solar, Hydro, Biogas, Hydrogen.
It was then concluded with SmartGrids as to combine energy mix and consumption in an efficient way.

Master’s degree – M2ITEA - IT Engineering in green activities

Université Rennes 1

September 2012 to September 2013
This education is mainly focused on ICT to enable energy and functional efficiency of residential and business buildings.
Oriented for building management, Smart Cities and Smart Metering, this development provides knowledge to understand and work on energy and sustainability concerns.
Building automation networks, measure and control technologies were introduced to set up environmental diagnostics and to implement efficiency solutions for future.
Thus, energy production, renewables, energy sharing and Smart Grids are also touched on.
After all, I get a better knowledge of market players, involved laws, usages and deontology subjects.
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Master of Business Administration

IAE Business School - Université de Caen

September 2008 to September 2009
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Master’s degree – Information applications and Networking

Université de Caen

September 1998 to September 1999
  • running, rowing
  • swimming, cycle riding, roller blading