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Adrian C.AC

Adrian C.

Systems and Network Administrator

€550/day
30 projects
Libourne, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Adrian

I support you in your projects for setting up your network and maintaining your infrastructures. With 10 years of experience, a passionate self-taught, curious and invested individual, I would be delighted to put my know-how at your disposal, while being proactive in order to satisfy your most crucial needs.

Some examples of services I provide:

Managed IT Services
  • Network (design, deployment, configuration)
  • System (servers/NAS, Docker/Kubernetes containerization)
  • Setting up highly available infrastructures
  • Virtualization
  • Public and private cloud
Consulting
  • Inventory (hardware, software, ...)
  • Digital transformation
  • IT system modernization strategy (equipment, emails, backups, security, work methods, adoption of new tools, employee training)
Training
  • User support
Among the technologies I use
  • Linux -> Debian - Ubuntu
  • Windows 10, 11 and servers
  • Containers -> Docker - Kubernetes/k8s
  • Web/LoadBalancers -> Nginx - Apache - HAProxy - Traefik
  • DNS/CDN -> Cloudflare - Anycast (OVH)
  • Emails -> Mailcow/Mailu - Zimbra/Exchange/Office 365 - Postfix - Dovecot - Spamassassin - SPF - DKIM - DMARC
  • Telephony -> 3CX - Wazo
  • Virtualization -> Proxmox - ESXI
  • Security/Firewall -> Fortinet - PfSense - OPNSense
Would you like advice, training, or do you need system and network administration services for your equipment? I am at your disposal to respond.
  • French

    Native or bilingual

  • English

    Conversational

Can work on-site
Libourne (up to 50km), Bordeaux (up to km), Bergerac (up to km), Périgueux (up to km), Toulouse (up to km)

Experience

  • Amicio
    Systems and Network Expert
    TELECOMMUNICATIONS
    December 2016 - December 2023 (7 years and 1 month)
    Libourne, France
    My missions involved designing and standardizing the network for each site, completely overhauling the network infrastructure by configuring MPLS to interconnect all sites. Tasks accomplished included setting up VDoms to separate traffic from various environments, adding appropriate filtering rules, fully routed with BGP, up to the centralized firewall hosted by the operator. Deployment and configuration of a fully redundant AD under Samba4. Deployment and configuration of Docker stacks with Registry, as well as containerizing numerous applications to drastically reduce the number of servers and energy footprint. Implementation of monitoring and logging tools with notifications in case of failures. Incident management with GLPI. SD-WAN, routing rules, NAT, Traffic Shaping...
    Exchanges with clients and service providers for setting up VPN interconnections (e.g., IPSec or MPLS links) and for project follow-up.
    Network administration (L2 and L3).
    Maintenance and administration of network equipment (switches, routers, firewalls, Wi-Fi access points). Primarily Cisco.
    IT equipment maintenance (approximately 400 workstations).
    Setup, administration, and maintenance of hypervisors (ESXI, Proxmox) and ~80 Windows and Linux servers (physical and virtual).
    Daily user support and training.
    Documentation writing.
    Various developments with Powershell, Python, HTML, JS, PHP, MySQL, C#.Net for the most used.
    Configuration, deployment, and administration of 3CX PBX in Public Cloud (Azure).
    Administration and maintenance of the Vocalcom Hermes Callcenter solution (V4 and V5).
    System Administration Network Administration Development MySQL SQL Server C# PHP Microsoft Azure Windows Server Linux
  • Alrytech
    Development of a supervision platform for anti-theft gates
    RETAIL (LARGE RETAILERS)
    January 2021 - April 2021 (3 months)
    Debian System Administration Technical Project Management Network Administration OpenWRT Linux PHP MySQL JavaScript HTML5
  • ADM Informatique
    IT Technician
    DIGITAL AND IT
    March 2015 - July 2016 (1 year and 5 months)
    Bergerac, France
    Installation of network solutions (site-to-site VPN, client-to-site, routing rules, web filtering on Fortinet routers/firewalls, Windows Server 2012 R2 servers with AD, GPO, DHCP, DNS, and others), internal HP switch management with VLANs routed via Fortigate, setup of a RADIUS server on Windows Server 2012 R2 for authentication on Wi-Fi access points, virtualization under Proxmox, installation of an Exchange server.
    Implementation of outsourced backups for professional clients (on Debian with Rsync, Apache2, PHP/MySQL, Pydio CMS, WebDAV) on an OVH dedicated server.
    Development of a meter reading management solution for a photocopier fleet (PHP/MySQL).
    IT repairs and maintenance for individuals and businesses (PCs, servers, networks).
    Implementation of Fortinet network solutions with routing rules, IPSec VPN, web filtering, application control, antivirus, email filtering, use of vIP for port forwarding.
    Management of share permissions and NTFS permissions on Windows Server.
    Configuration of Synology, QNAP NAS servers.
    Implementation of NAT on Windows Server with routing tools and remote access.
    Advanced Firewall rules on Windows Server.
    Virtualization under Hyper-V.
    Deployment of a WDS and WSUS server internally.

Reviews

5.0

Out of 25 ratings

K

Karl

DIGITAL THERAPY

Reviewed on 12/20/2024

Extensive technical knowledge, ultra-responsive and serious. A real pleasure collaborating with Adrian.
K

Komet

Komet Xperience

Reviewed on 11/5/2024

Adrian perfectly met our expectations. Very professional, he was able to support us from A to Z and provide us with his advice to refine our choices.

Recommendations

CC
BC
FU
+1
Christophe Carpentier and 3 other people have recommended Adrian

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Education

  • Professional Baccalaureate in SEN, Telecommunications/Network major
    Lycée Pré de Cordy, Sarlat-La-Canéda
    2014

Certifications

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