CV / Info

CV FR-CA : ⤓ Curriculum Vitae FR version PDF

CV EN-US : ⤓ Curriculum Vitae EN PDF version



Languages: French & English

– IT consulting
– Artificial Intelligence – HPC / Nvidia DGX expert
– High-Availability solutions management
– Data-center / Mining Farms monitoring & management
– Virtual & Cloud environment management
– Network Administration
– Architecture design

– DevOps / Scripting skills (bash, python, php, C & C++, c#, lua, …)
– Monitoring, Grafana, Domotic & API fan 😉

HPC – CPU/GPU clusters
  • Nvidia® certified (DGX, Compute, Visualization, …)
  • Mellanox® certified (Infiniband networks)
  • HA networking (BGP, stacking, clustering, …)
  • HA storage solution (wakeIO®,DDN® appliances, …)
  • VmWare (Vcenter, Vsan, ESXi, VDI, Horizon Enterprise, App Volume, ..)
  • OpenStack (from Kilo to Pike)
  • Proxmox VE (from 3.x to current)
  • KVM, Xen, VirtualBox, ..
  • H.A. Storage solutions

    CEPH, ZFS, DRBD, GlusterFS, Shared network storages (SAN/NAS), Dell EMC, HP, JBOD & SAN daisy chaining + failover, ..

  • H.A. Site/Service solutions

    High volume trafic load balancing, HaProxy, ip load balancing + failover, clusters, ..

  • Monitoring solutions

    Zabbix, Nagios, Grafana, Librenms, nagios/custom scripting, load & temperature sensors + UPS & Generator monitoring, ..

  • Network architecture

    Network design for large scale infrastructure, Cisco fan, VLAN design, High DNS redundancy, network device provisioning automation, ..

  • Container solutions
    Docker, OpenVZ, AWS Cloud products, ..


  • Deployment
    Ansible, Ansible AWX, AWS tools, ..
  • DevOps / Scripting
    Bash, python, php, C, C++, C#, lua, ..

  • TECH-SAVVY : Multiple RaspberryPis, Sonoffs, Home-Assistant projects; Zabbix & Nagios custom scripts writings; personnal cloud multisite based using Proxmox + ZFS replication; participation in OpenStack & Ceph community ..


  • SECURITY FOCUSED : Using strong encryption systems is my way of life. PfSense + OpenVPN multisites, Personal Yubikeys for my daily usage; Double Authentification & GNU-GPG email encryption fan.


  • GEEK : Having a MediaCenter done with in an Aquarium filled with mineral oil, Retropies setup with remote controls and fans, raspberries, sonoffs, many other domotic devices, home assistant, hubitat & more smart devices; are some things I like to play with.


  • PASSIONATED : Always looking for new challenges & technologies 😉

David is a dedicated IT professional with a remarkable level of adaptability. He is as good with low-level hardware issues as he is with complex software issues.[…] You can give David important responsibilities without any worries. He does not let you down.

Massimo Fasciano
Massimo Fasciano
Owner and Chief Technology Officer at Mafalitic Inc.

David est probablement l’un des administrateurs système Linux les plus efficaces et compétents qu’il m’ait été donné de côtoyer dans ma vie professionnelle. Il a de solides compétences dans la gestion de serveur Linux en haute disponibilité et a été responsable des systèmes pour plusieurs sites internet à haut trafic.

Martin Tremblay
Martin Tremblay
Administrateur Systèmes Chargé de Projets chez Umbrella Technologies

David est le rare type d’individu qui allie dans une même personne compétence technique et sens du service à la clientèle. Il parle couramment PPP – Php, Python et Perl. Il sait mener à terme les dossiers du début jusqu’à la fin et comprend les enjeux d’affaires. Un joueur d’équipe apprécié par ses collègues.

David Poelhuber
David Poelhuber
Entrepreneur | Zerospam CEO | Email Security Expert & Public Speaker

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